feat(导出功能): 增强订单导出功能并修复相关问题

新增订单KEY解码功能及字段转换逻辑
扩展订单字段支持并优化SQL生成
修复导出文件处理逻辑及模板编辑界面

server/internal/api/exports.go

@@ -1,13 +1,17 @@
 package api
 
 import (
+	"archive/zip"
 	"database/sql"
 	"encoding/json"
 	"fmt"
 	"io"
 	"log"
 	"marketing-system-data-tool/server/internal/exporter"
+	"math/big"
 	"net/http"
+	"os"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -33,6 +37,11 @@ func ExportsHandler(meta, marketing *sql.DB) http.Handler {
 		if strings.HasPrefix(p, "/") {
 			id := strings.TrimPrefix(p, "/")
 			if r.Method == http.MethodGet && !strings.HasSuffix(p, "/download") {
+				if strings.HasSuffix(p, "/sql") {
+					id = strings.TrimSuffix(id, "/sql")
+					api.getSQL(w, r, id)
+					return
+				}
 				api.get(w, r, id)
 				return
 			}
@@ -102,9 +111,35 @@ func (a *ExportsAPI) create(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	var estimate int64
+	func() {
+		idx := strings.Index(q, " FROM ")
+		if idx > 0 {
+			cq := "SELECT COUNT(1)" + q[idx:]
+			row := dataDB.QueryRow(cq, args...)
+			var cnt int64
+			if err := row.Scan(&cnt); err == nil {
+				estimate = cnt
+				return
+			}
+		}
 		for _, r := range expRows {
-        if r.Table.Valid && r.Table.String == "order" && r.Rows.Valid { estimate = r.Rows.Int64; break }
-        if r.Rows.Valid { estimate += r.Rows.Int64 }
+			if r.Table.Valid && r.Table.String == "order" && r.Rows.Valid {
+				estimate = r.Rows.Int64
+				break
+			}
+			if r.Rows.Valid {
+				estimate += r.Rows.Int64
+			}
+		}
+	}()
+	labels := fieldLabels()
+	hdrs := make([]string, len(fs))
+	for i, tf := range fs {
+		if v, ok := labels[tf]; ok {
+			hdrs[i] = v
+		} else {
+			hdrs[i] = tf
+		}
 	}
 	ejSQL := "INSERT INTO export_jobs (template_id, status, requested_by, permission_scope_json, filters_json, options_json, explain_json, explain_score, row_estimate, file_format, created_at, updated_at) VALUES (?,?,?,?,?,?,?,?,?,?,?,?)"
 	ejArgs := []interface{}{p.TemplateID, "queued", p.RequestedBy, toJSON(p.Permission), toJSON(p.Filters), toJSON(p.Options), toJSON(expRows), score, estimate, p.FileFormat, time.Now(), time.Now()}
@@ -115,11 +150,11 @@ func (a *ExportsAPI) create(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	id, _ := res.LastInsertId()
-	go a.runJob(uint64(id), dataDB, q, args, fs, p.FileFormat)
+	go a.runJob(uint64(id), dataDB, q, args, fs, hdrs, p.FileFormat)
 	ok(w, r, map[string]interface{}{"id": id})
 }
 
-func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{}, cols []string, fmt string) {
+func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{}, fields []string, cols []string, fmt string) {
 	log.Printf("job_id=%d sql=%s args=%v", id, "UPDATE export_jobs SET status=?, started_at=? WHERE id= ?", []interface{}{"running", time.Now(), id})
 	a.meta.Exec("UPDATE export_jobs SET status=?, started_at=?, updated_at=? WHERE id= ?", "running", time.Now(), time.Now(), id)
 	if fmt == "csv" {
@@ -129,7 +164,290 @@ func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{},
 			return
 		}
 		w.WriteHeader(cols)
+		const maxRowsPerFile = 300000
+		files := []string{}
+		{
+			var tplID uint64
+			var filtersJSON []byte
+			row := a.meta.QueryRow("SELECT template_id, filters_json FROM export_jobs WHERE id=?", id)
+			_ = row.Scan(&tplID, &filtersJSON)
+			var main string
+			var fieldsJSON []byte
+			tr := a.meta.QueryRow("SELECT main_table, fields_json FROM export_templates WHERE id=?", tplID)
+			_ = tr.Scan(&main, &fieldsJSON)
+			var fs []string
+			var fl map[string]interface{}
+			json.Unmarshal(fieldsJSON, &fs)
+			json.Unmarshal(filtersJSON, &fl)
+			wl := whitelist()
+			var chunks [][2]string
+			if v, ok := fl["create_time_between"]; ok {
+				if arr, ok2 := v.([]interface{}); ok2 && len(arr) == 2 {
+					chunks = splitByDays(toString(arr[0]), toString(arr[1]), 10)
+				}
+				if arrs, ok3 := v.([]string); ok3 && len(arrs) == 2 {
+					chunks = splitByDays(arrs[0], arrs[1], 10)
+				}
+			}
+			if len(chunks) > 0 {
+				out := make([]interface{}, len(cols))
+				dest := make([]interface{}, len(cols))
+				for i := range out {
+					dest[i] = &out[i]
+				}
+				var count int64
+				var partCount int64
+				var tick int64
+				for _, rg := range chunks {
+					fl["create_time_between"] = []string{rg[0], rg[1]}
+					req := exporter.BuildRequest{MainTable: main, Fields: fs, Filters: fl}
+					cq, cargs, err := exporter.BuildSQL(req, wl)
+					if err != nil {
+						continue
+					}
+					batch := 1000
+					for off := 0; ; off += batch {
+						sub := "SELECT * FROM (" + cq + ") AS sub LIMIT ? OFFSET ?"
+						args2 := append(append([]interface{}{}, cargs...), batch, off)
+						rows2, err := db.Query(sub, args2...)
+						if err != nil {
+							break
+						}
+						fetched := false
+						for rows2.Next() {
+							fetched = true
+							if err := rows2.Scan(dest...); err != nil {
+								rows2.Close()
+								a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id?", "failed", time.Now(), id)
+								return
+							}
+							vals := make([]string, len(cols))
+							for i := range out {
+								if b, ok := out[i].([]byte); ok {
+									vals[i] = string(b)
+								} else if out[i] == nil {
+									vals[i] = ""
+								} else {
+									vals[i] = toString(out[i])
+								}
+							}
+							vals = transformRow(fs, vals)
+							vals = transformRow(fields, vals)
+							vals = transformRow(fields, vals)
+							vals = transformRow(fields, vals)
+							w.WriteRow(vals)
+							count++
+							partCount++
+							tick++
+							if tick%50 == 0 {
+								a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+							}
+							if partCount >= maxRowsPerFile {
+								path, size, _ := w.Close()
+								files = append(files, path)
+								a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path, partCount, size, time.Now(), time.Now())
+								w, err = exporter.NewCSVWriter("storage", "export")
+								if err != nil {
+									rows2.Close()
+									a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+									return
+								}
+								w.WriteHeader(cols)
+								partCount = 0
+							}
+						}
+						rows2.Close()
+						if !fetched {
+							break
+						}
+					}
+				}
+				path, size, _ := w.Close()
+				if partCount > 0 || len(files) == 0 {
+					files = append(files, path)
+					a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path, partCount, size, time.Now(), time.Now())
+				}
+				if count == 0 {
+					row := db.QueryRow("SELECT COUNT(1) FROM ("+q+") AS sub", args...)
+					var c int64
+					_ = row.Scan(&c)
+					count = c
+				}
+				if len(files) >= 1 {
+					zipPath, zipSize := createZip(id, files)
+					a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, zipPath, count, zipSize, time.Now(), time.Now())
+				}
+				a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", "completed", time.Now(), count, time.Now(), id)
+				return
+			}
+		}
 		log.Printf("job_id=%d sql=%s args=%v", id, q, args)
+		// batched cursor queries, split workbook per 300k rows
+		{
+			const maxRowsPerFile = 300000
+			out := make([]interface{}, len(cols))
+			dest := make([]interface{}, len(cols))
+			for i := range out {
+				dest[i] = &out[i]
+			}
+			var count int64
+			var partCount int64
+			var tick int64
+			batch := 1000
+			files2 := []string{}
+			for off := 0; ; off += batch {
+				sub := "SELECT * FROM (" + q + ") AS sub LIMIT ? OFFSET ?"
+				args2 := append(append([]interface{}{}, args...), batch, off)
+				rows3, err := db.Query(sub, args2...)
+				if err != nil {
+					a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+					return
+				}
+				fetched := false
+				for rows3.Next() {
+					fetched = true
+					if err := rows3.Scan(dest...); err != nil {
+						rows3.Close()
+						a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id?", "failed", time.Now(), id)
+						return
+					}
+					vals := make([]string, len(cols))
+					for i := range out {
+						if b, ok := out[i].([]byte); ok {
+							vals[i] = string(b)
+						} else if out[i] == nil {
+							vals[i] = ""
+						} else {
+							vals[i] = toString(out[i])
+						}
+					}
+					w.WriteRow(vals)
+					count++
+					partCount++
+					tick++
+					if tick%50 == 0 {
+						a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+					}
+					if partCount >= maxRowsPerFile {
+						path2, size2, _ := w.Close()
+						files2 = append(files2, path2)
+						a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path2, partCount, size2, time.Now(), time.Now())
+						w, err = exporter.NewCSVWriter("storage", "export")
+						if err != nil {
+							rows3.Close()
+							a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+							return
+						}
+						w.WriteHeader(cols)
+						partCount = 0
+					}
+				}
+				rows3.Close()
+				if !fetched {
+					break
+				}
+			}
+			path, size, _ := w.Close()
+			if partCount > 0 || len(files2) == 0 {
+				files2 = append(files2, path)
+				a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path, partCount, size, time.Now(), time.Now())
+			}
+			if count == 0 {
+				row := db.QueryRow("SELECT COUNT(1) FROM ("+q+") AS sub", args...)
+				var c int64
+				_ = row.Scan(&c)
+				count = c
+			}
+			if len(files2) >= 1 {
+				zipPath, zipSize := createZip(id, files2)
+				a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, zipPath, count, zipSize, time.Now(), time.Now())
+			}
+			a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", "completed", time.Now(), count, time.Now(), id)
+			return
+		}
+		// batched cursor queries, 1000 rows per page, file split at 300k
+		{
+			const maxRowsPerFile = 300000
+			files2 := []string{}
+			out := make([]interface{}, len(cols))
+			dest := make([]interface{}, len(cols))
+			for i := range out {
+				dest[i] = &out[i]
+			}
+			var count int64
+			var partCount int64
+			var tick int64
+			batch := 1000
+			for off := 0; ; off += batch {
+				sub := "SELECT * FROM (" + q + ") AS sub LIMIT ? OFFSET ?"
+				args2 := append(append([]interface{}{}, args...), batch, off)
+				rows3, err := db.Query(sub, args2...)
+				if err != nil {
+					a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+					return
+				}
+				fetched := false
+				for rows3.Next() {
+					fetched = true
+					if err := rows3.Scan(dest...); err != nil {
+						rows3.Close()
+						a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id?", "failed", time.Now(), id)
+						return
+					}
+					vals := make([]string, len(cols))
+					for i := range out {
+						if b, ok := out[i].([]byte); ok {
+							vals[i] = string(b)
+						} else if out[i] == nil {
+							vals[i] = ""
+						} else {
+							vals[i] = toString(out[i])
+						}
+					}
+					w.WriteRow(vals)
+					count++
+					partCount++
+					tick++
+					if tick%50 == 0 {
+						a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+					}
+					if partCount >= maxRowsPerFile {
+						path, size, _ := w.Close()
+						files2 = append(files2, path)
+						a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path, partCount, size, time.Now(), time.Now())
+						w, err = exporter.NewCSVWriter("storage", "export")
+						if err != nil {
+							rows3.Close()
+							a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+							return
+						}
+						w.WriteHeader(cols)
+						partCount = 0
+					}
+				}
+				rows3.Close()
+				if !fetched {
+					break
+				}
+			}
+			path, size, _ := w.Close()
+			if partCount > 0 || len(files2) == 0 {
+				files2 = append(files2, path)
+				a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, path, partCount, size, time.Now(), time.Now())
+			}
+			if count == 0 {
+				row := db.QueryRow("SELECT COUNT(1) FROM ("+q+") AS sub", args...)
+				var c int64
+				_ = row.Scan(&c)
+				count = c
+			}
+			if len(files2) >= 1 {
+				zipPath, zipSize := createZip(id, files2)
+				a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, zipPath, count, zipSize, time.Now(), time.Now())
+			}
+			a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", "completed", time.Now(), count, time.Now(), id)
+			return
+		}
 		rows, err := db.Query(q, args...)
 		if err != nil {
 			a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
@@ -161,7 +479,9 @@ func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{},
 			w.WriteRow(vals)
 			count++
 			tick++
-            if tick%500 == 0 { a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id) }
+			if tick%50 == 0 {
+				a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+			}
 		}
 		path, size, _ := w.Close()
 		log.Printf("job_id=%d sql=%s args=%v", id, "INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", []interface{}{id, path, count, size, time.Now(), time.Now()})
@@ -171,12 +491,169 @@ func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{},
 		return
 	}
 	if fmt == "xlsx" {
+		const maxRowsPerFile = 300000
+		files := []string{}
 		x, path, err := exporter.NewXLSXWriter("storage", "export", "Sheet1")
 		if err != nil {
 			a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
 			return
 		}
 		x.WriteHeader(cols)
+		{
+			var tplID uint64
+			var filtersJSON []byte
+			row := a.meta.QueryRow("SELECT template_id, filters_json FROM export_jobs WHERE id=?", id)
+			_ = row.Scan(&tplID, &filtersJSON)
+			var main string
+			var fieldsJSON []byte
+			tr := a.meta.QueryRow("SELECT main_table, fields_json FROM export_templates WHERE id=?", tplID)
+			_ = tr.Scan(&main, &fieldsJSON)
+			var fs []string
+			var fl map[string]interface{}
+			json.Unmarshal(fieldsJSON, &fs)
+			json.Unmarshal(filtersJSON, &fl)
+			wl := whitelist()
+			var chunks [][2]string
+			if v, ok := fl["create_time_between"]; ok {
+				if arr, ok2 := v.([]interface{}); ok2 && len(arr) == 2 {
+					chunks = splitByDays(toString(arr[0]), toString(arr[1]), 10)
+				}
+				if arrs, ok3 := v.([]string); ok3 && len(arrs) == 2 {
+					chunks = splitByDays(arrs[0], arrs[1], 10)
+				}
+			}
+			if len(chunks) > 0 {
+				out := make([]interface{}, len(cols))
+				dest := make([]interface{}, len(cols))
+				for i := range out {
+					dest[i] = &out[i]
+				}
+				var count int64
+				var partCount int64
+				var tick int64
+				for _, rg := range chunks {
+					fl["create_time_between"] = []string{rg[0], rg[1]}
+					req := exporter.BuildRequest{MainTable: main, Fields: fs, Filters: fl}
+					cq, cargs, err := exporter.BuildSQL(req, wl)
+					if err != nil {
+						continue
+					}
+					batch := 1000
+					for off := 0; ; off += batch {
+						sub := "SELECT * FROM (" + cq + ") AS sub LIMIT ? OFFSET ?"
+						args2 := append(append([]interface{}{}, cargs...), batch, off)
+						rows2, err := db.Query(sub, args2...)
+						if err != nil {
+							break
+						}
+						fetched := false
+						for rows2.Next() {
+							fetched = true
+							if err := rows2.Scan(dest...); err != nil {
+								rows2.Close()
+								a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id?", "failed", time.Now(), id)
+								return
+							}
+							vals := make([]string, len(cols))
+							for i := range out {
+								if b, ok := out[i].([]byte); ok {
+									vals[i] = string(b)
+								} else if out[i] == nil {
+									vals[i] = ""
+								} else {
+									vals[i] = toString(out[i])
+								}
+							}
+							vals = transformRow(fs, vals)
+							vals = transformRow(fs, vals)
+							vals = transformRow(fs, vals)
+							vals = transformRow(fs, vals)
+							vals = transformRow(fields, vals)
+							x.WriteRow(vals)
+							count++
+							partCount++
+							tick++
+							if tick%50 == 0 {
+								a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+							}
+							if partCount >= maxRowsPerFile {
+								p, size, _ := x.Close(path)
+								files = append(files, p)
+								a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, p, partCount, size, time.Now(), time.Now())
+								x, path, err = exporter.NewXLSXWriter("storage", "export", "Sheet1")
+								if err != nil {
+									rows2.Close()
+									a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id= ?", "failed", time.Now(), id)
+									return
+								}
+								x.WriteHeader(cols)
+								partCount = 0
+							}
+						}
+						rows2.Close()
+						if !fetched {
+							break
+						}
+					}
+				}
+				if count == 0 {
+					rows, err := db.Query(q, args...)
+					if err == nil {
+						defer rows.Close()
+						out2 := make([]interface{}, len(cols))
+						dest2 := make([]interface{}, len(cols))
+						for i := range out2 {
+							dest2[i] = &out2[i]
+						}
+						var tick2 int64
+						for rows.Next() {
+							if err := rows.Scan(dest2...); err != nil {
+								a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id?", "failed", time.Now(), id)
+								return
+							}
+							vals := make([]string, len(cols))
+							for i := range out2 {
+								if b, ok := out2[i].([]byte); ok {
+									vals[i] = string(b)
+								} else if out2[i] == nil {
+									vals[i] = ""
+								} else {
+									vals[i] = toString(out2[i])
+								}
+							}
+							x.WriteRow(vals)
+							count++
+							tick2++
+							if tick2%50 == 0 {
+								a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+							}
+						}
+					}
+				}
+				p, size, _ := x.Close(path)
+				if partCount > 0 || len(files) == 0 {
+					files = append(files, p)
+					a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, p, func() int64 {
+						if count > 0 {
+							return count
+						}
+						return partCount
+					}(), size, time.Now(), time.Now())
+				}
+				if count == 0 {
+					row := db.QueryRow("SELECT COUNT(1) FROM ("+q+") AS sub", args...)
+					var c int64
+					_ = row.Scan(&c)
+					count = c
+				}
+				if len(files) >= 1 {
+					zipPath, zipSize := createZip(id, files)
+					a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, zipPath, count, zipSize, time.Now(), time.Now())
+				}
+				a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", "completed", time.Now(), count, time.Now(), id)
+				return
+			}
+		}
 		log.Printf("job_id=%d sql=%s args=%v", id, q, args)
 		rows, err := db.Query(q, args...)
 		if err != nil {
@@ -190,6 +667,7 @@ func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{},
 			dest[i] = &out[i]
 		}
 		var count int64
+		var tick int64
 		for rows.Next() {
 			if err := rows.Scan(dest...); err != nil {
 				a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=? WHERE id=?", "failed", time.Now(), id)
@@ -207,10 +685,16 @@ func (a *ExportsAPI) runJob(id uint64, db *sql.DB, q string, args []interface{},
 			}
 			x.WriteRow(vals)
 			count++
+			tick++
+			if tick%50 == 0 {
+				a.meta.Exec("UPDATE export_jobs SET total_rows=?, updated_at=? WHERE id= ?", count, time.Now(), id)
+			}
 		}
 		p, size, _ := x.Close(path)
 		log.Printf("job_id=%d sql=%s args=%v", id, "INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", []interface{}{id, p, count, size, time.Now(), time.Now()})
 		a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, p, count, size, time.Now(), time.Now())
+		zipPath, zipSize := createZip(id, []string{p})
+		a.meta.Exec("INSERT INTO export_job_files (job_id, storage_uri, row_count, size_bytes, created_at, updated_at) VALUES (?,?,?,?,?,?)", id, zipPath, count, zipSize, time.Now(), time.Now())
 		log.Printf("job_id=%d sql=%s args=%v", id, "UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", []interface{}{"completed", time.Now(), count, time.Now(), id})
 		a.meta.Exec("UPDATE export_jobs SET status=?, finished_at=?, total_rows=?, updated_at=? WHERE id= ?", "completed", time.Now(), count, time.Now(), id)
 		return
@@ -225,6 +709,28 @@ func (a *ExportsAPI) selectDataDB(ds string) *sql.DB {
 	return a.marketing
 }
 
+func splitByDays(startStr, endStr string, stepDays int) [][2]string {
+	layout := "2006-01-02 15:04:05"
+	s, es := strings.TrimSpace(startStr), strings.TrimSpace(endStr)
+	st, err1 := time.Parse(layout, s)
+	en, err2 := time.Parse(layout, es)
+	if err1 != nil || err2 != nil || !en.After(st) || stepDays <= 0 {
+		return [][2]string{{s, es}}
+	}
+	var out [][2]string
+	cur := st
+	step := time.Duration(stepDays) * 24 * time.Hour
+	for cur.Before(en) {
+		nxt := cur.Add(step)
+		if nxt.After(en) {
+			nxt = en
+		}
+		out = append(out, [2]string{cur.Format(layout), nxt.Format(layout)})
+		cur = nxt
+	}
+	return out
+}
+
 func (a *ExportsAPI) get(w http.ResponseWriter, r *http.Request, id string) {
 	row := a.meta.QueryRow("SELECT id, template_id, status, requested_by, total_rows, file_format, started_at, finished_at, created_at, updated_at FROM export_jobs WHERE id=?", id)
 	var m = map[string]interface{}{}
@@ -264,6 +770,70 @@ func (a *ExportsAPI) get(w http.ResponseWriter, r *http.Request, id string) {
 	ok(w, r, m)
 }
 
+func (a *ExportsAPI) getSQL(w http.ResponseWriter, r *http.Request, id string) {
+	// load job filters and template fields
+	row := a.meta.QueryRow("SELECT template_id, filters_json FROM export_jobs WHERE id=?", id)
+	var tplID uint64
+	var filters []byte
+	if err := row.Scan(&tplID, &filters); err != nil {
+		fail(w, r, http.StatusNotFound, "not found")
+		return
+	}
+	tr := a.meta.QueryRow("SELECT main_table, fields_json FROM export_templates WHERE id=?", tplID)
+	var main string
+	var fields []byte
+	if err := tr.Scan(&main, &fields); err != nil {
+		fail(w, r, http.StatusBadRequest, "template not found")
+		return
+	}
+	var fs []string
+	var fl map[string]interface{}
+	json.Unmarshal(fields, &fs)
+	json.Unmarshal(filters, &fl)
+	wl := whitelist()
+	req := exporter.BuildRequest{MainTable: main, Fields: fs, Filters: fl}
+	q, args, err := exporter.BuildSQL(req, wl)
+	if err != nil {
+		fail(w, r, http.StatusBadRequest, err.Error())
+		return
+	}
+	formatArg := func(a interface{}) string {
+		switch t := a.(type) {
+		case nil:
+			return "NULL"
+		case []byte:
+			s := string(t)
+			s = strings.ReplaceAll(s, "'", "''")
+			return "'" + s + "'"
+		case string:
+			s := strings.ReplaceAll(t, "'", "''")
+			return "'" + s + "'"
+		case int:
+			return strconv.Itoa(t)
+		case int64:
+			return strconv.FormatInt(t, 10)
+		case float64:
+			return strconv.FormatFloat(t, 'f', -1, 64)
+		case time.Time:
+			return "'" + t.Format("2006-01-02 15:04:05") + "'"
+		default:
+			return fmt.Sprintf("%v", t)
+		}
+	}
+	var sb strings.Builder
+	var ai int
+	for i := 0; i < len(q); i++ {
+		c := q[i]
+		if c == '?' && ai < len(args) {
+			sb.WriteString(formatArg(args[ai]))
+			ai++
+		} else {
+			sb.WriteByte(c)
+		}
+	}
+	ok(w, r, map[string]interface{}{"sql": q, "final_sql": sb.String()})
+}
+
 func (a *ExportsAPI) download(w http.ResponseWriter, r *http.Request, id string) {
 	row := a.meta.QueryRow("SELECT storage_uri FROM export_job_files WHERE job_id=? ORDER BY id DESC LIMIT 1", id)
 	var uri string
@@ -275,6 +845,49 @@ func (a *ExportsAPI) download(w http.ResponseWriter, r *http.Request, id string)
 	http.ServeFile(w, r, uri)
 }
 
+func transformRow(fields []string, vals []string) []string {
+	for i := range fields {
+		if i >= len(vals) {
+			break
+		}
+		f := fields[i]
+		if f == "order.key" {
+			vals[i] = decodeOrderKey(vals[i])
+		}
+	}
+	return vals
+}
+
+func decodeOrderKey(s string) string {
+	if s == "" {
+		return s
+	}
+	if len(s) > 2 && s[len(s)-2:] == "_1" {
+		s = s[:len(s)-2]
+	}
+	var n big.Int
+	if _, ok := n.SetString(s, 10); !ok {
+		return s
+	}
+	base := []rune{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K', 'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'j', 'k', 'l', 'm', 'n', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'}
+	baseCount := big.NewInt(int64(len(base)))
+	zero := big.NewInt(0)
+	var out []rune
+	for n.Cmp(zero) > 0 {
+		var mod big.Int
+		mod.Mod(&n, baseCount)
+		out = append(out, base[mod.Int64()])
+		n.Div(&n, baseCount)
+	}
+	for len(out) < 16 {
+		out = append(out, base[0])
+	}
+	for i, j := 0, len(out)-1; i < j; i, j = i+1, j-1 {
+		out[i], out[j] = out[j], out[i]
+	}
+	return string(out)
+}
+
 func (a *ExportsAPI) cancel(w http.ResponseWriter, r *http.Request, id string) {
 	a.meta.Exec("UPDATE export_jobs SET status=?, updated_at=? WHERE id=? AND status IN ('queued','running')", "canceled", time.Now(), id)
 	w.Write([]byte("ok"))
@@ -292,8 +905,15 @@ func toString(v interface{}) string {
 		return strconv.Itoa(t)
 	case float64:
 		return strconv.FormatFloat(t, 'f', -1, 64)
+	case bool:
+		if t {
+			return "1"
+		}
+		return "0"
+	case time.Time:
+		return t.Format("2006-01-02 15:04:05")
 	default:
-		return ""
+		return fmt.Sprintf("%v", t)
 	}
 }
 func (a *ExportsAPI) list(w http.ResponseWriter, r *http.Request) {
@@ -301,15 +921,21 @@ func (a *ExportsAPI) list(w http.ResponseWriter, r *http.Request) {
 	page := 1
 	size := 15
 	if p := q.Get("page"); p != "" {
-        if n, err := strconv.Atoi(p); err == nil && n > 0 { page = n }
+		if n, err := strconv.Atoi(p); err == nil && n > 0 {
+			page = n
+		}
 	}
 	if s := q.Get("page_size"); s != "" {
-        if n, err := strconv.Atoi(s); err == nil && n > 0 && n <= 100 { size = n }
+		if n, err := strconv.Atoi(s); err == nil && n > 0 && n <= 100 {
+			size = n
+		}
 	}
 	tplIDStr := q.Get("template_id")
 	var tplID uint64
 	if tplIDStr != "" {
-        if n, err := strconv.ParseUint(tplIDStr, 10, 64); err == nil { tplID = n }
+		if n, err := strconv.ParseUint(tplIDStr, 10, 64); err == nil {
+			tplID = n
+		}
 	}
 	offset := (page - 1) * size
 	var totalCount int64
@@ -323,9 +949,9 @@ func (a *ExportsAPI) list(w http.ResponseWriter, r *http.Request) {
 	var rows *sql.Rows
 	var err error
 	if tplID > 0 {
-        rows, err = a.meta.Query("SELECT id, template_id, status, requested_by, row_estimate, total_rows, file_format, created_at, updated_at, explain_score FROM export_jobs WHERE template_id = ? ORDER BY id DESC LIMIT ? OFFSET ?", tplID, size, offset)
+		rows, err = a.meta.Query("SELECT id, template_id, status, requested_by, row_estimate, total_rows, file_format, created_at, updated_at, explain_score, explain_json FROM export_jobs WHERE template_id = ? ORDER BY id DESC LIMIT ? OFFSET ?", tplID, size, offset)
 	} else {
-        rows, err = a.meta.Query("SELECT id, template_id, status, requested_by, row_estimate, total_rows, file_format, created_at, updated_at, explain_score FROM export_jobs ORDER BY id DESC LIMIT ? OFFSET ?", size, offset)
+		rows, err = a.meta.Query("SELECT id, template_id, status, requested_by, row_estimate, total_rows, file_format, created_at, updated_at, explain_score, explain_json FROM export_jobs ORDER BY id DESC LIMIT ? OFFSET ?", size, offset)
 	}
 	if err != nil {
 		fail(w, r, http.StatusInternalServerError, err.Error())
@@ -339,12 +965,117 @@ func (a *ExportsAPI) list(w http.ResponseWriter, r *http.Request) {
 		var estimate, total sql.NullInt64
 		var createdAt, updatedAt sql.NullTime
 		var score sql.NullInt64
-        if err := rows.Scan(&id, &tid, &status, &req, &estimate, &total, &fmtstr, &createdAt, &updatedAt, &score); err != nil { continue }
+		var explainRaw sql.NullString
+		if err := rows.Scan(&id, &tid, &status, &req, &estimate, &total, &fmtstr, &createdAt, &updatedAt, &score, &explainRaw); err != nil {
+			continue
+		}
 		evalStatus := "通过"
-        if score.Int64 < 60 { evalStatus = "禁止" }
+		if score.Int64 < 60 {
+			evalStatus = "禁止"
+		}
 		desc := fmt.Sprintf("评分:%d，估算行数:%d；%s", score.Int64, estimate.Int64, map[bool]string{true: "允许执行", false: "禁止执行"}[score.Int64 >= 60])
+		if explainRaw.Valid && explainRaw.String != "" {
+			var arr []map[string]interface{}
+			if err := json.Unmarshal([]byte(explainRaw.String), &arr); err == nil {
+				segs := []string{}
+				for _, r := range arr {
+					getStr := func(field string) string {
+						if v, ok := r[field]; ok {
+							if mm, ok := v.(map[string]interface{}); ok {
+								if b, ok := mm["Valid"].(bool); ok && !b {
+									return ""
+								}
+								if s, ok := mm["String"].(string); ok {
+									return s
+								}
+							}
+						}
+						return ""
+					}
+					getInt := func(field string) int64 {
+						if v, ok := r[field]; ok {
+							if mm, ok := v.(map[string]interface{}); ok {
+								if b, ok := mm["Valid"].(bool); ok && !b {
+									return 0
+								}
+								if f, ok := mm["Int64"].(float64); ok {
+									return int64(f)
+								}
+							}
+						}
+						return 0
+					}
+					getFloat := func(field string) float64 {
+						if v, ok := r[field]; ok {
+							if mm, ok := v.(map[string]interface{}); ok {
+								if b, ok := mm["Valid"].(bool); ok && !b {
+									return 0
+								}
+								if f, ok := mm["Float64"].(float64); ok {
+									return f
+								}
+							}
+						}
+						return 0
+					}
+					tbl := getStr("Table")
+					typ := getStr("Type")
+					if typ == "" {
+						typ = getStr("SelectType")
+					}
+					key := getStr("Key")
+					rowsN := getInt("Rows")
+					filt := getFloat("Filtered")
+					extra := getStr("Extra")
+					if tbl == "" && typ == "" && rowsN == 0 && extra == "" {
+						continue
+					}
+					s := fmt.Sprintf("表:%s, 访问类型:%s, 预估行数:%d, 索引:%s, 过滤比例:%.1f%%", tbl, typ, rowsN, key, filt)
+					if extra != "" {
+						s += ", 额外:" + extra
+					}
+					segs = append(segs, s)
+				}
+				if len(segs) > 0 {
+					desc = strings.Join(segs, "；")
+				}
+			}
+		}
 		m := map[string]interface{}{"id": id, "template_id": tid, "status": status, "requested_by": req, "row_estimate": estimate.Int64, "total_rows": total.Int64, "file_format": fmtstr, "created_at": createdAt.Time, "updated_at": updatedAt.Time, "eval_status": evalStatus, "eval_desc": desc}
 		items = append(items, m)
 	}
 	ok(w, r, map[string]interface{}{"items": items, "total": totalCount, "page": page, "page_size": size})
 }
+
+func createZip(jobID uint64, files []string) (string, int64) {
+	baseDir := "storage/export"
+	_ = os.MkdirAll(baseDir, 0755)
+	zipPath := filepath.Join(baseDir, fmt.Sprintf("job_%d_%d.zip", jobID, time.Now().Unix()))
+	zf, err := os.Create(zipPath)
+	if err != nil {
+		return zipPath, 0
+	}
+	defer zf.Close()
+	zw := zip.NewWriter(zf)
+	for _, p := range files {
+		f, err := os.Open(p)
+		if err != nil {
+			continue
+		}
+		fi, _ := f.Stat()
+		w, err := zw.Create(filepath.Base(p))
+		if err != nil {
+			f.Close()
+			continue
+		}
+		_, _ = io.Copy(w, f)
+		_ = fi
+		f.Close()
+	}
+	_ = zw.Close()
+	st, err := os.Stat(zipPath)
+	if err != nil {
+		return zipPath, 0
+	}
+	return zipPath, st.Size()
+}

server/internal/api/router.go

@@ -16,6 +16,17 @@ func NewRouter(metaDB *sql.DB, marketingDB *sql.DB) http.Handler {
     mux.Handle("/api/creators/", withAccess(withTrace(CreatorsHandler(marketingDB))))
     mux.Handle("/api/resellers", withAccess(withTrace(ResellersHandler(marketingDB))))
     mux.Handle("/api/resellers/", withAccess(withTrace(ResellersHandler(marketingDB))))
+    mux.HandleFunc("/api/utils/decode_key", func(w http.ResponseWriter, r *http.Request) {
+        v := r.URL.Query().Get("v")
+        if v == "" {
+            w.WriteHeader(http.StatusBadRequest)
+            w.Write([]byte("missing v"))
+            return
+        }
+        d := decodeOrderKey(v)
+        w.Header().Set("Content-Type", "application/json")
+        w.Write([]byte("{\"decoded\":\"" + d + "\"}"))
+    })
     sd := staticDir()
     mux.Handle("/", http.FileServer(http.Dir(sd)))
     return mux

server/internal/api/templates.go

@@ -150,6 +150,12 @@ func (a *TemplatesAPI) patchTemplate(w http.ResponseWriter, r *http.Request, id
         case "name", "visibility", "file_format":
             set = append(set, k+"=?")
             args = append(args, v)
+        case "fields":
+            set = append(set, "fields_json=?")
+            args = append(args, toJSON(v))
+        case "filters":
+            set = append(set, "filters_json=?")
+            args = append(args, toJSON(v))
         case "enabled":
             set = append(set, "enabled=?")
             if v.(bool) {
@@ -163,7 +169,9 @@ func (a *TemplatesAPI) patchTemplate(w http.ResponseWriter, r *http.Request, id
         fail(w, r, http.StatusBadRequest, "no patch")
         return
     }
-	args = append(args, id)
+    // ensure updated_at
+    set = append(set, "updated_at=?")
+    args = append(args, time.Now(), id)
     _, err := a.meta.Exec("UPDATE export_templates SET "+strings.Join(set, ",")+" WHERE id= ?", args...)
     if err != nil {
         fail(w, r, http.StatusInternalServerError, err.Error())
@@ -218,10 +226,23 @@ func fromJSON(b []byte) interface{} {
 func whitelist() map[string]bool {
     m := map[string]bool{
         "order.order_number":                true,
+        "order.key":                         true,
         "order.creator":                     true,
         "order.out_trade_no":                true,
         "order.type":                        true,
         "order.status":                      true,
+        "order.account":                     true,
+        "order.product_id":                  true,
+        "order.reseller_id":                 true,
+        "order.plan_id":                     true,
+        "order.key_batch_id":                true,
+        "order.code_batch_id":               true,
+        "order.pay_type":                    true,
+        "order.pay_status":                  true,
+        "order.use_coupon":                  true,
+        "order.deliver_status":              true,
+        "order.expire_time":                 true,
+        "order.recharge_time":               true,
         "order.contract_price":              true,
         "order.num":                         true,
         "order.total":                       true,
@@ -250,6 +271,7 @@ func whitelist() map[string]bool {
 		"order_voucher.channel_activity_id": true,
         "order_voucher.channel_voucher_id":  true,
         "order_voucher.status":              true,
+        "order_voucher.receive_mode":        true,
         "order_voucher.grant_time":          true,
         "order_voucher.usage_time":          true,
         "order_voucher.refund_time":         true,
@@ -298,3 +320,100 @@ func whitelist() map[string]bool {
 	}
 	return m
 }
+
+func fieldLabels() map[string]string {
+    return map[string]string{
+        "order.order_number":                "订单编号",
+        "order.key":                         "KEY",
+        "order.creator":                     "创建者ID",
+        "order.out_trade_no":                "支付流水号",
+        "order.type":                        "订单类型",
+        "order.status":                      "订单状态",
+        "order.account":                     "账号",
+        "order.product_id":                  "商品ID",
+        "order.reseller_id":                 "分销商ID",
+        "order.plan_id":                     "计划ID",
+        "order.key_batch_id":                "KEY批次ID",
+        "order.code_batch_id":               "兑换批次ID",
+        "order.pay_type":                    "支付方式",
+        "order.pay_status":                  "支付状态",
+        "order.use_coupon":                  "是否使用优惠券",
+        "order.deliver_status":              "投递状态",
+        "order.expire_time":                 "过期处理时间",
+        "order.recharge_time":               "充值时间",
+        "order.contract_price":              "合同单价",
+        "order.num":                         "数量",
+        "order.total":                       "总金额",
+        "order.pay_amount":                  "支付金额",
+        "order.create_time":                 "创建时间",
+        "order.update_time":                 "更新时间",
+        "order_detail.plan_title":           "计划标题",
+        "order_detail.reseller_name":        "分销商名称",
+        "order_detail.product_name":         "商品名称",
+        "order_detail.show_url":             "商品图片URL",
+        "order_detail.official_price":       "官方价",
+        "order_detail.cost_price":           "成本价",
+        "order_detail.create_time":          "创建时间",
+        "order_detail.update_time":          "更新时间",
+        "order_cash.channel":                "渠道",
+        "order_cash.cash_activity_id":       "红包批次号",
+        "order_cash.receive_status":         "领取状态",
+        "order_cash.receive_time":           "拆红包时间",
+        "order_cash.cash_packet_id":         "红包ID",
+        "order_cash.cash_id":                "红包规则ID",
+        "order_cash.amount":                 "红包额度",
+        "order_cash.status":                 "状态",
+        "order_cash.expire_time":            "过期时间",
+        "order_cash.update_time":            "更新时间",
+        "order_voucher.channel":             "渠道",
+        "order_voucher.channel_activity_id": "渠道立减金批次",
+        "order_voucher.channel_voucher_id":  "渠道立减金ID",
+        "order_voucher.status":              "状态",
+        "order_voucher.receive_mode":        "领取方式",
+        "order_voucher.grant_time":          "领取时间",
+        "order_voucher.usage_time":          "核销时间",
+        "order_voucher.refund_time":         "退款时间",
+        "order_voucher.status_modify_time":  "状态更新时间",
+        "order_voucher.overdue_time":        "过期时间",
+        "order_voucher.refund_amount":       "退款金额",
+        "order_voucher.official_price":      "官方价",
+        "order_voucher.out_biz_no":          "外部业务号",
+        "order_voucher.account_no":          "账户号",
+        "plan.id":                           "计划ID",
+        "plan.title":                        "计划标题",
+        "plan.status":                       "状态",
+        "plan.begin_time":                   "开始时间",
+        "plan.end_time":                     "结束时间",
+        "key_batch.id":                      "批次ID",
+        "key_batch.batch_name":              "批次名称",
+        "key_batch.bind_object":             "绑定对象",
+        "key_batch.quantity":                "发放数量",
+        "key_batch.stock":                   "剩余库存",
+        "key_batch.begin_time":              "开始时间",
+        "key_batch.end_time":                "结束时间",
+        "code_batch.id":                     "兑换批次ID",
+        "code_batch.title":                  "标题",
+        "code_batch.status":                 "状态",
+        "code_batch.begin_time":             "开始时间",
+        "code_batch.end_time":               "结束时间",
+        "code_batch.quantity":               "数量",
+        "code_batch.usage":                  "使用数",
+        "code_batch.stock":                  "库存",
+        "voucher.channel":                   "渠道",
+        "voucher.channel_activity_id":       "渠道批次号",
+        "voucher.price":                     "合同单价",
+        "voucher.balance":                   "剩余额度",
+        "voucher.used_amount":               "已用额度",
+        "voucher.denomination":              "面额",
+        "voucher_batch.channel_activity_id": "渠道批次号",
+        "voucher_batch.temp_no":             "模板编号",
+        "voucher_batch.provider":            "服务商",
+        "voucher_batch.weight":              "权重",
+        "merchant_key_send.merchant_id":     "商户ID",
+        "merchant_key_send.out_biz_no":      "商户业务号",
+        "merchant_key_send.key":             "券码",
+        "merchant_key_send.status":          "状态",
+        "merchant_key_send.usage_time":      "核销时间",
+        "merchant_key_send.create_time":     "创建时间",
+    }
+}

server/internal/exporter/sqlbuilder.go

@@ -3,8 +3,8 @@ package exporter
 import (
 	"encoding/json"
 	"errors"
-    "strings"
 	"strconv"
+	"strings"
 )
 
 type BuildRequest struct {
@@ -24,15 +24,47 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 			return "", nil, errors.New("field not allowed")
 		}
 		parts := strings.Split(tf, ".")
-        if len(parts) != 2 { return "", nil, errors.New("invalid field format") }
+		if len(parts) != 2 {
+			return "", nil, errors.New("invalid field format")
+		}
 		t, f := parts[0], parts[1]
 		need[t] = true
         if t == "order" {
+            if f == "status" {
+                cols = append(cols, "CASE `order`.type " +
+                    "WHEN 1 THEN (CASE `order`.status WHEN 0 THEN '待充值' WHEN 1 THEN '充值中' WHEN 2 THEN '已完成' WHEN 3 THEN '充值失败' WHEN 4 THEN '已取消' WHEN 5 THEN '已过期' WHEN 6 THEN '待支付' END) " +
+                    "WHEN 2 THEN (CASE `order`.status WHEN 0 THEN '待领取' WHEN 1 THEN '待领取' WHEN 2 THEN '已领取' WHEN 3 THEN '领取失败' WHEN 4 THEN '已取消' WHEN 5 THEN '已过期' WHEN 6 THEN '待支付' END) " +
+                    "WHEN 3 THEN (CASE `order`.status WHEN 0 THEN '待领取' WHEN 1 THEN '待领取' WHEN 2 THEN '已核销' WHEN 3 THEN '领取失败' WHEN 4 THEN '已取消' WHEN 5 THEN '已过期' WHEN 6 THEN '' END) " +
+                    "ELSE (CASE `order`.status WHEN 0 THEN '待充值' WHEN 1 THEN '充值中' WHEN 2 THEN '已完成' WHEN 3 THEN '充值失败' WHEN 4 THEN '已取消' WHEN 5 THEN '已过期' WHEN 6 THEN '待支付' END) END AS status")
+            } else if f == "type" {
+                cols = append(cols, "CASE `order`.type WHEN 1 THEN '直充卡密' WHEN 2 THEN '立减金' WHEN 3 THEN '红包' ELSE '' END AS type")
+			} else if f == "type" {
+				cols = append(cols, "CASE `order`.type WHEN 1 THEN '直充卡密' WHEN 2 THEN '立减金' WHEN 3 THEN '红包' ELSE '' END AS type")
+			} else if f == "pay_type" {
+				cols = append(cols, "CASE `order`.pay_type WHEN 1 THEN '支付宝' WHEN 5 THEN '微信' ELSE '' END AS pay_type")
+			} else if f == "pay_status" {
+				cols = append(cols, "CASE `order`.pay_status WHEN 1 THEN '待支付' WHEN 2 THEN '已支付' WHEN 3 THEN '已退款' ELSE '' END AS pay_status")
+			} else {
 				cols = append(cols, "`order`."+escape(f))
+			}
+        } else {
+            if t == "order_cash" && f == "receive_status" {
+                cols = append(cols, "CASE `order_cash`.receive_status WHEN 0 THEN '待领取' WHEN 1 THEN '领取中' WHEN 2 THEN '领取成功' WHEN 3 THEN '领取失败' ELSE '' END AS receive_status")
+            } else if t == "order_cash" && f == "channel" {
+                cols = append(cols, "CASE `order_cash`.channel WHEN 1 THEN '支付宝' WHEN 2 THEN '微信' WHEN 3 THEN '云闪付' ELSE '' END AS channel")
+            } else if t == "order_voucher" && f == "channel" {
+                cols = append(cols, "CASE `order_voucher`.channel WHEN 1 THEN '支付宝' WHEN 2 THEN '微信' ELSE '' END AS channel")
+            } else if t == "order_voucher" && f == "status" {
+                cols = append(cols, "CASE `order_voucher`.status WHEN 1 THEN '可用' WHEN 2 THEN '已实扣' WHEN 3 THEN '已过期' WHEN 4 THEN '已退款' WHEN 5 THEN '领取失败' WHEN 6 THEN '发放中' WHEN 7 THEN '部分退款' WHEN 8 THEN '已退回' WHEN 9 THEN '发放失败' ELSE '' END AS status")
+            } else if t == "order_voucher" && f == "receive_mode" {
+                cols = append(cols, "CASE `order_voucher`.receive_mode WHEN 1 THEN '渠道授权用户id' WHEN 2 THEN '手机号或邮箱' ELSE '' END AS receive_mode")
+            } else if t == "order_voucher" && f == "out_biz_no" {
+                cols = append(cols, "'' AS out_biz_no")
             } else {
                 cols = append(cols, "`"+t+"`."+escape(f))
             }
         }
+	}
 	if len(cols) == 0 {
 		return "", nil, errors.New("no fields")
 	}
@@ -42,46 +74,76 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 	sb.WriteString(" FROM `order`")
 	// JOINs based on need
 	// order_detail
-    if need["order_detail"] { sb.WriteString(" LEFT JOIN `order_detail` ON `order_detail`.order_number = `order`.order_number") }
+	if need["order_detail"] {
+		sb.WriteString(" LEFT JOIN `order_detail` ON `order_detail`.order_number = `order`.order_number")
+	}
 	// order_cash
-    if need["order_cash"] { sb.WriteString(" LEFT JOIN `order_cash` ON `order_cash`.order_number = `order`.order_number") }
+	if need["order_cash"] {
+		sb.WriteString(" LEFT JOIN `order_cash` ON `order_cash`.order_number = `order`.order_number")
+	}
 	// order_voucher
-    if need["order_voucher"] { sb.WriteString(" LEFT JOIN `order_voucher` ON `order_voucher`.order_number = `order`.order_number") }
+	if need["order_voucher"] {
+		sb.WriteString(" LEFT JOIN `order_voucher` ON `order_voucher`.order_number = `order`.order_number")
+	}
 	// plan
-    if need["plan"] || need["key_batch"] { sb.WriteString(" LEFT JOIN `plan` ON `plan`.id = `order`.plan_id") }
+	if need["plan"] || need["key_batch"] {
+		sb.WriteString(" LEFT JOIN `plan` ON `plan`.id = `order`.plan_id")
+	}
 	// key_batch depends on plan
-    if need["key_batch"] { sb.WriteString(" LEFT JOIN `key_batch` ON `key_batch`.plan_id = `plan`.id") }
+	if need["key_batch"] {
+		sb.WriteString(" LEFT JOIN `key_batch` ON `key_batch`.plan_id = `plan`.id")
+	}
 	// code_batch depends on key_batch
-    if need["code_batch"] { sb.WriteString(" LEFT JOIN `code_batch` ON `code_batch`.key_batch_id = `key_batch`.id") }
+	if need["code_batch"] {
+		sb.WriteString(" LEFT JOIN `code_batch` ON `code_batch`.key_batch_id = `key_batch`.id")
+	}
 	// voucher depends on order_voucher
-    if need["voucher"] { sb.WriteString(" LEFT JOIN `voucher` ON `voucher`.channel_activity_id = `order_voucher`.channel_activity_id") }
+	if need["voucher"] {
+		sb.WriteString(" LEFT JOIN `voucher` ON `voucher`.channel_activity_id = `order_voucher`.channel_activity_id")
+	}
 	// voucher_batch depends on voucher
-    if need["voucher_batch"] { sb.WriteString(" LEFT JOIN `voucher_batch` ON `voucher_batch`.voucher_id = `voucher`.id") }
+	if need["voucher_batch"] {
+		sb.WriteString(" LEFT JOIN `voucher_batch` ON `voucher_batch`.voucher_id = `voucher`.id")
+	}
 	// merchant_key_send depends on order.key
-    if need["merchant_key_send"] { sb.WriteString(" LEFT JOIN `merchant_key_send` ON `order`." + escape("key") + " = `merchant_key_send`.key") }
+	if need["merchant_key_send"] {
+		sb.WriteString(" LEFT JOIN `merchant_key_send` ON `order`." + escape("key") + " = `merchant_key_send`.key")
+	}
 
 	args := []interface{}{}
 	where := []string{}
 	// collect need from filters referencing related tables
-    if _, ok := req.Filters["order_cash_cash_activity_id_eq"]; ok { need["order_cash"] = true }
-    if _, ok := req.Filters["order_voucher_channel_activity_id_eq"]; ok { need["order_voucher"] = true }
+	if _, ok := req.Filters["order_cash_cash_activity_id_eq"]; ok {
+		need["order_cash"] = true
+	}
+	if _, ok := req.Filters["order_voucher_channel_activity_id_eq"]; ok {
+		need["order_voucher"] = true
+	}
 	if _, ok := req.Filters["voucher_batch_channel_activity_id_eq"]; ok {
 		need["voucher_batch"] = true
 		need["voucher"] = true
 		need["order_voucher"] = true
 	}
-    if _, ok := req.Filters["merchant_out_biz_no_eq"]; ok { need["merchant_key_send"] = true }
+	if _, ok := req.Filters["merchant_out_biz_no_eq"]; ok {
+		need["merchant_key_send"] = true
+	}
 	if v, ok := req.Filters["creator_in"]; ok {
 		ids := []interface{}{}
 		switch t := v.(type) {
 		case []interface{}:
 			ids = t
 		case []int:
-            for _, x := range t { ids = append(ids, x) }
-        case []string:
-            for _, x := range t { ids = append(ids, x) }
+			for _, x := range t {
+				ids = append(ids, x)
+			}
+		case []string:
+			for _, x := range t {
+				ids = append(ids, x)
+			}
+		}
+		if len(ids) == 0 {
+			return "", nil, errors.New("creator_in required")
 		}
-        if len(ids) == 0 { return "", nil, errors.New("creator_in required") }
 		ph := strings.Repeat("?,", len(ids))
 		ph = strings.TrimSuffix(ph, ",")
 		where = append(where, "`order`.creator IN ("+ph+")")
@@ -91,7 +153,9 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 		var arr []interface{}
 		b, _ := json.Marshal(v)
 		json.Unmarshal(b, &arr)
-        if len(arr) != 2 { return "", nil, errors.New("create_time_between requires 2 values") }
+		if len(arr) != 2 {
+			return "", nil, errors.New("create_time_between requires 2 values")
+		}
 		where = append(where, "`order`.create_time BETWEEN ? AND ?")
 		args = append(args, arr[0], arr[1])
 	}
@@ -104,7 +168,13 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 			tv = t
 		case string:
 			// simple digits parsing
-            for i := 0; i < len(t); i++ { c := t[i]; if c<'0'||c>'9' { continue }; tv = tv*10 + int(c-'0') }
+			for i := 0; i < len(t); i++ {
+				c := t[i]
+				if c < '0' || c > '9' {
+					continue
+				}
+				tv = tv*10 + int(c-'0')
+			}
 		}
 		if tv == 1 || tv == 2 || tv == 3 {
 			where = append(where, "`order`.type = ?")
@@ -113,47 +183,80 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 	}
 	if v, ok := req.Filters["out_trade_no_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.out_trade_no = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.out_trade_no = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["account_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.account = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.account = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["plan_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.plan_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.plan_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["key_batch_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.key_batch_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.key_batch_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["product_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.product_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.product_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["reseller_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.reseller_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.reseller_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["code_batch_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order`.code_batch_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order`.code_batch_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["order_cash_cash_activity_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order_cash`.cash_activity_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order_cash`.cash_activity_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["order_voucher_channel_activity_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`order_voucher`.channel_activity_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`order_voucher`.channel_activity_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["voucher_batch_channel_activity_id_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`voucher_batch`.channel_activity_id = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`voucher_batch`.channel_activity_id = ?")
+			args = append(args, s)
+		}
 	}
 	if v, ok := req.Filters["merchant_out_biz_no_eq"]; ok {
 		s := toString(v)
-        if s != "" { where = append(where, "`merchant_key_send`.out_biz_no = ?"); args = append(args, s) }
+		if s != "" {
+			where = append(where, "`merchant_key_send`.out_biz_no = ?")
+			args = append(args, s)
+		}
 	}
 	if len(where) > 0 {
 		sb.WriteString(" WHERE ")
@@ -163,7 +266,9 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 }
 
 func escape(s string) string {
-    if s == "key" { return "`key`" }
+	if s == "key" {
+		return "`key`"
+	}
 	return s
 }
 

server/internal/exporter/writer.go

@@ -64,9 +64,16 @@ func NewXLSXWriter(dir, name, sheet string) (*XLSXWriter, string, error) {
     os.MkdirAll(dir, 0755)
     p := filepath.Join(dir, name+"_"+time.Now().Format("20060102150405")+".xlsx")
     f := excelize.NewFile()
-    f.NewSheet(sheet)
-    idx, _ := f.GetSheetIndex(sheet)
+    idx, err := f.GetSheetIndex(sheet)
+    if err != nil || idx < 0 {
+        idx, _ = f.NewSheet(sheet)
         f.SetActiveSheet(idx)
+        if sheet != "Sheet1" {
+            _ = f.DeleteSheet("Sheet1")
+        }
+    } else {
+        f.SetActiveSheet(idx)
+    }
     return &XLSXWriter{f: f, sheet: sheet, row: 1}, p, nil
 }
 
@@ -108,7 +115,7 @@ func col(n int) string {
     s := ""
     for n > 0 {
         n--
-        s = string('A'+(n%26)) + s
+        s = string(rune('A'+(n%26))) + s
         n /= 26
     }
     return s

server/internal/migrate/migrate.go

@@ -80,6 +80,7 @@ func Apply(db *sql.DB) error {
         "ALTER TABLE export_jobs ADD COLUMN explain_json JSON",
         "ALTER TABLE export_jobs ADD COLUMN explain_score INT",
         "ALTER TABLE export_jobs ADD COLUMN filters_json JSON",
+        "ALTER TABLE export_job_files ADD COLUMN updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP",
     }
     for _, s := range optional {
         if _, err := db.Exec(s); err != nil {

server/storage/export_20251125170941.csv

@@ -0,0 +1 @@
+订单编号,创建者ID,支付流水号,订单类型,订单状态,合同单价,数量,总金额,支付金额,创建时间,更新时间,计划标题,分销商名称,商品名称,商品图片URL,官方价,成本价,创建时间,更新时间,计划ID,计划标题,状态,开始时间,结束时间,批次ID,批次名称,绑定对象,发放数量,剩余库存,开始时间,结束时间,兑换批次ID,标题,状态,开始时间,结束时间,数量,使用数,库存,商户ID,商户业务号,券码,状态,核销时间,创建时间

web/index.html

@@ -48,29 +48,44 @@
           </el-card>
         </el-col>
         <el-col :span="24">
-          <el-card v-if="jobsVisible" :header="'导出任务（模板 '+ (jobsTplId||'') +'）'">
-            <el-table :data="jobs" size="small" stripe>
+          <el-dialog v-model="jobsVisible" :title="'导出任务（模板 '+ (jobsTplId||'') +'）'" width="1000px">
+            <el-table :data="jobs" size="small" stripe row-key="id">
               <el-table-column prop="id" label="ID"></el-table-column>
-              <el-table-column prop="eval_status" label="校验状态"></el-table-column>
+              <el-table-column label="校验状态">
+                <template #default="scope">{{ scope.row.eval_status || '评估中' }}</template>
+              </el-table-column>
               <el-table-column label="进度">
                 <template #default="scope">{{ jobPercent(scope.row) }}</template>
               </el-table-column>
-              <el-table-column prop="eval_desc" label="评估描述"></el-table-column>
-              <el-table-column prop="total_rows" label="行数"></el-table-column>
+              
+              <el-table-column prop="row_estimate" label="行数"></el-table-column>
+              <el-table-column prop="total_rows" label="已写行数"></el-table-column>
               <el-table-column prop="file_format" label="格式"></el-table-column>
-              <el-table-column prop="created_at" label="创建时间"></el-table-column>
-              <el-table-column label="操作" width="140">
+              <el-table-column label="创建时间">
+                <template #default="scope">{{ fmtDT(new Date(scope.row.created_at)) }}</template>
+              </el-table-column>
+              <el-table-column label="操作" width="200">
                 <template #default="scope">
-                  <el-button size="small" type="success" @click="download(scope.row.id)">下载</el-button>
+                  <el-button size="small" @click="openSQL(scope.row.id)">分析</el-button>
+                  <el-button v-if="scope.row.status==='completed' && Number(scope.row.total_rows)>0" size="small" type="success" @click="download(scope.row.id)">下载</el-button>
+                  <el-button v-else-if="scope.row.status==='completed'" size="small" disabled>无数据</el-button>
                 </template>
               </el-table-column>
             </el-table>
-            <div style="display:flex;justify-content:space-between;margin-top:8px">
-              <div><el-button size="small" @click="closeJobs">关闭</el-button></div>
-              <div><el-pagination background layout="prev, pager, next, total" :total="jobsTotal" :page-size="jobsPageSize" :current-page="jobsPage" @current-change="(p)=>loadJobs(p)" /></div>
+            
+            <div style="display:flex;justify-content:flex-end;margin-top:8px">
+              <el-pagination background layout="prev, pager, next, total" :total="jobsTotal" :page-size="jobsPageSize" v-model:currentPage="jobsPage" @current-change="loadJobs" />
             </div>
-            <div v-if="!jobs || !jobs.length" style="padding:8px 0;color:#999">暂无任务</div>
-          </el-card>
+            <template #footer>
+              <el-button @click="closeJobs">关闭</el-button>
+            </template>
+          </el-dialog>
+          <el-dialog v-model="sqlVisible" title="生成SQL" width="800px">
+            <div style="max-height:50vh;overflow:auto"><pre style="white-space:pre-wrap">{{ sqlText }}</pre></div>
+            <template #footer>
+              <el-button @click="sqlVisible=false">关闭</el-button>
+            </template>
+          </el-dialog>
         </el-col>
       </el-row>
     </el-main>
@@ -96,15 +111,20 @@
         </el-radio-group>
       </el-form-item>
       <el-form-item label="字段选择" required show-message prop="fieldsSel">
+        <div ref="createCascaderRoot">
           <el-cascader
             ref="fieldsCascader"
             v-model="form.fieldsSel"
             :options="fieldOptions"
             :props="{ multiple: true, checkStrictly: false, expandTrigger: 'hover', checkOnClickNode: true, checkOnClickLeaf: true }"
+            :teleported="false"
             collapse-tags
             collapse-tags-tooltip
             placeholder="按场景逐级选择，可多选"
+            @visible-change="onCascaderVisible('create', $event)"
+            @change="onFieldsSelChange('create')"
           />
+        </div>
       </el-form-item>
       <el-form-item label="数据权限" required show-message prop="permissionMode">
         <el-select v-model="form.permissionMode" style="width:160px">
@@ -141,17 +161,56 @@
   </el-dialog>
   <el-dialog v-model="editVisible" title="编辑模板" :width="editWidth">
     <el-form ref="editFormRef" :model="edit" :rules="editRules" label-width="110px">
-      <el-form-item label="模板名称" required show-message prop="name"><el-input v-model="edit.name" /></el-form-item>
+      <el-form-item label="模板名称" required show-message prop="name"><el-input v-model="edit.name" /></el-input></el-form-item>
+      <el-form-item label="数据源">
+        <el-select v-model="edit.datasource" placeholder="选择" :teleported="false" style="width:160px">
+          <el-option v-for="opt in datasourceOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="导出场景">
+        <el-select v-model="edit.main_table" placeholder="选择场景" style="width:160px">
+          <el-option label="订单数据" value="order" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="订单类型" required show-message prop="orderType">
+        <el-radio-group v-model="edit.orderType">
+          <el-radio :label="1">直充卡密</el-radio>
+          <el-radio :label="2">立减金</el-radio>
+          <el-radio :label="3">红包</el-radio>
+        </el-radio-group>
+      </el-form-item>
+      <el-form-item label="字段选择" required show-message prop="fieldsSel">
+        <div ref="editCascaderRoot">
+          <el-cascader
+            ref="editFieldsCascader"
+            v-model="edit.fieldsSel"
+            :options="editFieldOptions"
+            :props="{ multiple: true, checkStrictly: false, expandTrigger: 'hover', checkOnClickNode: true, checkOnClickLeaf: true }"
+            :teleported="false"
+            collapse-tags
+            collapse-tags-tooltip
+            placeholder="按场景逐级选择，可多选"
+            @visible-change="onCascaderVisible('edit', $event)"
+            @change="onFieldsSelChange('edit')"
+          />
+        </div>
+      </el-form-item>
+      <el-row :gutter="8">
+        <el-col :span="12">
           <el-form-item label="输出格式">
             <el-select v-model="edit.file_format" :teleported="false" placeholder="请选择" style="width:160px">
               <el-option v-for="opt in formatOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
             </el-select>
           </el-form-item>
+        </el-col>
+        <el-col :span="12">
           <el-form-item label="可见性">
             <el-select v-model="edit.visibility" clearable :teleported="false" style="width:160px" placeholder="请选择">
               <el-option v-for="opt in visibilityOptions" :key="opt.value" :label="opt.label" :value="opt.value" />
             </el-select>
           </el-form-item>
+        </el-col>
+      </el-row>
     </el-form>
     <template #footer>
       <el-button @click="resizeDialog('edit', -100)">缩小</el-button>

web/main.js

@@ -7,8 +7,10 @@ const { createApp, reactive } = Vue;
       jobsVisible: false,
       jobsTplId: null,
       jobsPage: 1,
-      jobsPageSize: 15,
+      jobsPageSize: 10,
       jobsTotal: 0,
+      sqlVisible: false,
+      sqlText: '',
       job: {},
       form: {
         name: '',
@@ -27,8 +29,8 @@ const { createApp, reactive } = Vue;
       editVisible: false,
       exportVisible: false,
       createWidth: (localStorage.getItem('tplDialogWidth') || '900px'),
-      editWidth: (localStorage.getItem('tplEditDialogWidth') || '600px'),
-      edit: { id: null, name: '', visibility: 'private', file_format: 'csv' },
+      editWidth: (localStorage.getItem('tplEditDialogWidth') || '900px'),
+      edit: { id: null, name: '', datasource: 'marketing', main_table: 'order', orderType: 1, fieldsSel: [], visibility: 'private', file_format: 'xlsx' },
       exportForm: { tplId: null, datasource: 'marketing', file_format: 'xlsx', dateRange: [], creatorIds: [], creatorIdsRaw: '', resellerId: null, planId: null, keyBatchId: null, codeBatchId: null, productId: null, outTradeNo: '', account: '', cashActivityId: '', voucherChannelActivityId: '', voucherBatchChannelActivityId: '', outBizNo: '' },
       exportTpl: { id: null, filters: {}, main_table: '', fields: [], datasource: '', file_format: '' }
     })
@@ -38,14 +40,27 @@ const { createApp, reactive } = Vue;
       marketing: {
         order: [
           { value: 'order_number', label: '订单编号' },
+          { value: 'key', label: 'KEY' },
           { value: 'creator', label: '创建者ID' },
           { value: 'out_trade_no', label: '支付流水号' },
           { value: 'type', label: '订单类型' },
           { value: 'status', label: '订单状态' },
+          { value: 'account', label: '账号' },
+          { value: 'product_id', label: '商品ID' },
+          { value: 'reseller_id', label: '分销商ID' },
+          { value: 'plan_id', label: '计划ID' },
+          { value: 'key_batch_id', label: 'KEY批次ID' },
+          { value: 'code_batch_id', label: '兑换批次ID' },
           { value: 'contract_price', label: '合同单价' },
           { value: 'num', label: '数量' },
           { value: 'total', label: '总金额' },
           { value: 'pay_amount', label: '支付金额' },
+          { value: 'pay_type', label: '支付方式' },
+          { value: 'pay_status', label: '支付状态' },
+          { value: 'use_coupon', label: '是否使用优惠券' },
+          { value: 'deliver_status', label: '投递状态' },
+          { value: 'expire_time', label: '过期处理时间' },
+          { value: 'recharge_time', label: '充值时间' },
           { value: 'create_time', label: '创建时间' },
           { value: 'update_time', label: '更新时间' }
         ]
@@ -77,6 +92,7 @@ const { createApp, reactive } = Vue;
           { value: 'channel_activity_id', label: '渠道立减金批次' },
           { value: 'channel_voucher_id', label: '渠道立减金ID' },
           { value: 'status', label: '状态' },
+          { value: 'receive_mode', label: '领取方式' },
           { value: 'grant_time', label: '领取时间' },
           { value: 'usage_time', label: '核销时间' },
           { value: 'refund_time', label: '退款时间' },
@@ -139,14 +155,27 @@ const { createApp, reactive } = Vue;
       ymt: {
         order: [
           { value: 'order_number', label: '订单编号' },
+          { value: 'key', label: 'KEY' },
           { value: 'creator', label: '创建者ID' },
           { value: 'out_trade_no', label: '支付流水号' },
           { value: 'type', label: '订单类型' },
           { value: 'status', label: '订单状态' },
+          { value: 'account', label: '账号' },
+          { value: 'product_id', label: '商品ID' },
+          { value: 'reseller_id', label: '分销商ID' },
+          { value: 'plan_id', label: '计划ID' },
+          { value: 'key_batch_id', label: 'KEY批次ID' },
+          { value: 'code_batch_id', label: '兑换批次ID' },
           { value: 'contract_price', label: '合同单价' },
           { value: 'num', label: '数量' },
           { value: 'total', label: '总金额' },
           { value: 'pay_amount', label: '支付金额' },
+          { value: 'pay_type', label: '支付方式' },
+          { value: 'pay_status', label: '支付状态' },
+          { value: 'use_coupon', label: '是否使用优惠券' },
+          { value: 'deliver_status', label: '投递状态' },
+          { value: 'expire_time', label: '过期处理时间' },
+          { value: 'recharge_time', label: '充值时间' },
           { value: 'create_time', label: '创建时间' },
           { value: 'update_time', label: '更新时间' }
         ],
@@ -177,6 +206,7 @@ const { createApp, reactive } = Vue;
           { value: 'channel_activity_id', label: '渠道立减金批次' },
           { value: 'channel_voucher_id', label: '渠道立减金ID' },
           { value: 'status', label: '状态' },
+          { value: 'receive_mode', label: '领取方式' },
           { value: 'grant_time', label: '领取时间' },
           { value: 'usage_time', label: '核销时间' },
           { value: 'refund_time', label: '退款时间' },
@@ -315,6 +345,44 @@ const { createApp, reactive } = Vue;
     const createFormRef = Vue.ref(null)
     const exportFormRef = Vue.ref(null)
     const editFormRef = Vue.ref(null)
+    const fieldsCascader = Vue.ref(null)
+    const editFieldsCascader = Vue.ref(null)
+    const createCascaderRoot = Vue.ref(null)
+    const editCascaderRoot = Vue.ref(null)
+    const cascaderScroll = { create: [], edit: [] }
+    const getWraps = (kind)=>{
+      const r = kind==='create' ? createCascaderRoot.value : editCascaderRoot.value
+      const el = r && r.$el ? r.$el : r
+      if(!el || typeof el.querySelectorAll !== 'function') return []
+      return Array.from(el.querySelectorAll('.el-cascader__panel .el-scrollbar__wrap'))
+    }
+    const onCascaderVisible = (kind, v)=>{
+      if(!v) return
+      Vue.nextTick(()=>{
+        const wraps = getWraps(kind)
+        cascaderScroll[kind] = wraps.map(w=>w.scrollTop)
+        wraps.forEach((wrap, idx)=>{
+          wrap.addEventListener('scroll', (e)=>{ cascaderScroll[kind][idx] = e.target.scrollTop }, { passive: true })
+        })
+        const r = kind==='create' ? createCascaderRoot.value : editCascaderRoot.value
+        const el = r && r.$el ? r.$el : r
+        if(el && typeof el.querySelectorAll === 'function'){
+          el.querySelectorAll('.el-cascader-node').forEach(node=>{
+            node.addEventListener('click', ()=>{
+              const ws = getWraps(kind)
+              cascaderScroll[kind] = ws.map(w=>w.scrollTop)
+            }, { passive: true })
+          })
+        }
+      })
+    }
+    const onFieldsSelChange = (kind)=>{
+      const tops = cascaderScroll[kind] || []
+      Vue.nextTick(()=>{
+        const wraps = getWraps(kind)
+        wraps.forEach((w, idx)=>{ w.scrollTop = tops[idx] || 0 })
+      })
+    }
     const createRules = {
       name: [{ required: true, message: '请输入模板名称', trigger: 'blur' }],
       datasource: [{ required: true, message: '请选择数据源', trigger: 'change' }],
@@ -327,12 +395,57 @@ const { createApp, reactive } = Vue;
       visibility: [{ required: true, message: '请选择可见性', trigger: 'change' }]
     }
     const editRules = {
-      name: [{ required: true, message: '请输入模板名称', trigger: 'blur' }]
+      name: [{ required: true, message: '请输入模板名称', trigger: 'blur' }],
+      orderType: [{ required: true, message: '请选择订单类型', trigger: 'change' }],
+      fieldsSel: [{ validator: (_rule, val, cb)=>{ if(Array.isArray(val) && val.length>0){ cb() } else { cb(new Error('请至少选择一个字段')) } }, trigger: 'change' }]
     }
     const exportRules = {
       tplId: [{ required: true, message: '请选择模板', trigger: 'change' }],
       dateRange: [{ validator: (_r, v, cb)=>{ if(Array.isArray(v) && v.length===2){ cb() } else { cb(new Error('请选择时间范围')) } }, trigger: 'change' }]
     }
+    const editFieldOptions = Vue.computed(()=>{
+      const ds = state.edit.datasource
+      const FM = FIELDS_MAP[ds] || {}
+      const node = (table, children=[])=>({ value: table, label: TABLE_LABELS[table]||table, children })
+      const fieldsNode = (table)=> (FM[table]||[])
+      const orderChildrenBase = []
+      orderChildrenBase.push(...fieldsNode('order'))
+      orderChildrenBase.push(node('order_detail', fieldsNode('order_detail')))
+      const planChildren = []
+      planChildren.push(...fieldsNode('plan'))
+      planChildren.push(node('key_batch', [
+        ...fieldsNode('key_batch'),
+        node('code_batch', fieldsNode('code_batch'))
+      ]))
+      const voucherChildren = []
+      voucherChildren.push(...fieldsNode('order_voucher'))
+      voucherChildren.push(node('voucher', [
+        ...fieldsNode('voucher'),
+        node('voucher_batch', fieldsNode('voucher_batch'))
+      ]))
+      const orderChildrenFor = (type)=>{
+        const ch = [...orderChildrenBase]
+        if(type===1){
+          ch.push(node('plan', planChildren))
+          ch.push(node('merchant_key_send', fieldsNode('merchant_key_send')))
+        } else if(type===2){
+          ch.push(node('order_voucher', voucherChildren))
+          ch.push(node('plan', planChildren))
+        } else if(type===3){
+          ch.push(node('order_cash', fieldsNode('order_cash')))
+          ch.push(node('plan', planChildren))
+        } else {
+          ch.push(node('order_cash', fieldsNode('order_cash')))
+          ch.push(node('order_voucher', voucherChildren))
+          ch.push(node('plan', planChildren))
+          ch.push(node('merchant_key_send', fieldsNode('merchant_key_send')))
+        }
+        return ch
+      }
+      const type = Number(state.edit.orderType || 0)
+      const orderNode = node('order', orderChildrenFor(type))
+      return [ orderNode ]
+    })
     const visibilityOptions = [
       { label: '个人', value: 'private' },
       { label: '公共', value: 'public' }
@@ -460,15 +573,27 @@ const { createApp, reactive } = Vue;
         state.jobsPage = Number(payload.page || page)
       }catch(_e){ state.jobs = [] }
     }
-    const openJobs = (row)=>{ state.jobsTplId = row.id; state.jobsVisible = true; loadJobs(1) }
-    const closeJobs = ()=>{ state.jobsVisible = false }
+    let jobsPollTimer = null
+    const startJobsPolling = ()=>{
+      if(jobsPollTimer) return
+      jobsPollTimer = setInterval(()=>{ if(state.jobsVisible){ loadJobs(state.jobsPage) } }, 1000)
+    }
+    const stopJobsPolling = ()=>{ if(jobsPollTimer){ clearInterval(jobsPollTimer); jobsPollTimer=null } }
+    const openJobs = (row)=>{ state.jobsTplId = row.id; state.jobsVisible = true; loadJobs(1); startJobsPolling() }
+    const closeJobs = ()=>{ state.jobsVisible = false; stopJobsPolling() }
     const jobPercent = (row)=>{
       const est = Number(row.row_estimate || 0)
       const done = Number(row.total_rows || 0)
       if(row.status==='completed') return '100%'
+      if(row.status==='failed') return '失败'
+      if(row.status==='canceled') return '已取消'
       if(row.status==='queued') return '0%'
-      if(est>0 && done>=0){ const p = Math.max(0, Math.min(100, Math.floor(done*100/est))); return p + '%' }
-      return row.status || ''
+      if(row.status==='running'){
+        if(est>0){ const p = Math.max(0, Math.min(100, Math.floor(done*100/est))); return p + '%' }
+        return '0%'
+      }
+      if(est>0){ const p = Math.max(0, Math.min(100, Math.floor(done*100/est))); return p + '%' }
+      return '评估中'
     }
     const createTemplate = async ()=>{
       const formRef = createFormRef.value
@@ -531,7 +656,8 @@ const { createApp, reactive } = Vue;
       if(!ok){ msg('请完善必填项','error'); return }
       const id = state.exportForm.tplId
       const filters = {}
-      // 订单类型与权限按模板配置，此处不显示不提交
+      const tVal = exportType.value
+      if(tVal != null){ filters.type_eq = Number(tVal) }
       if(Array.isArray(state.exportForm.dateRange) && state.exportForm.dateRange.length===2){ filters.create_time_between = [ state.exportForm.dateRange[0], state.exportForm.dateRange[1] ] }
       if(state.exportForm.outTradeNo){ filters.out_trade_no_eq = state.exportForm.outTradeNo }
       if(state.exportForm.account){ filters.account_eq = state.exportForm.account }
@@ -552,7 +678,12 @@ const { createApp, reactive } = Vue;
       const j=await r.json();
       const jid = j?.data?.id ?? j?.id
       state.exportVisible=false
-      if(jid){ loadJob(jid); loadJobs() } else { msg('任务创建返回异常','error') }
+      if(jid){
+        state.jobsTplId = Number(id)
+        state.jobsVisible = true
+        loadJobs(1)
+        startJobsPolling()
+      } else { msg('任务创建返回异常','error') }
     }
     Vue.watch(()=>state.exportForm.creatorIds, ()=>{ state.exportForm.resellerId=null; state.exportForm.planId=null; state.exportForm.keyBatchId=null; state.exportForm.codeBatchId=null; state.exportForm.productId=null; loadResellers() })
     Vue.watch(()=>state.exportForm.resellerId, ()=>{ state.exportForm.planId=null; state.exportForm.keyBatchId=null; state.exportForm.codeBatchId=null; state.exportForm.productId=null })
@@ -576,11 +707,54 @@ const { createApp, reactive } = Vue;
         localStorage.setItem('tplEditDialogWidth', next)
       }
     }
-    const openEdit = (row)=>{
+    const openEdit = async (row)=>{
       state.edit.id = row.id
+      // 加载模板详情以便回填字段
+      try{
+        const res = await fetch(API_BASE + '/api/templates/'+row.id)
+        const data = await res.json()
+        const tpl = data?.data || {}
+        state.edit.name = tpl.name || row.name || ''
+        state.edit.datasource = tpl.datasource || row.datasource || 'marketing'
+        state.edit.main_table = tpl.main_table || row.main_table || 'order'
+        state.edit.file_format = tpl.file_format || row.file_format || 'xlsx'
+        state.edit.visibility = tpl.visibility || row.visibility || 'private'
+        const filters = tpl.filters || {}
+        if(filters && (filters.type_eq != null)){
+          state.edit.orderType = Number(filters.type_eq)
+        } else if(Array.isArray(filters?.type_in) && filters.type_in.length===1){
+          state.edit.orderType = Number(filters.type_in[0])
+        } else {
+          state.edit.orderType = 1
+        }
+        const fields = Array.isArray(tpl.fields) ? tpl.fields : []
+        const toPath = (tf)=>{
+          const parts = String(tf||'').split('.')
+          if(parts.length!==2) return null
+          const table = parts[0]
+          const field = parts[1]
+          if(table==='order') return ['order', field]
+          if(table==='order_detail') return ['order','order_detail',field]
+          if(table==='plan') return ['order','plan',field]
+          if(table==='key_batch') return ['order','plan','key_batch',field]
+          if(table==='code_batch') return ['order','plan','key_batch','code_batch',field]
+          if(table==='order_voucher') return ['order','order_voucher',field]
+          if(table==='voucher') return ['order','order_voucher','voucher',field]
+          if(table==='voucher_batch') return ['order','order_voucher','voucher','voucher_batch',field]
+          if(table==='merchant_key_send') return ['order','merchant_key_send',field]
+          if(table==='order_cash') return ['order','order_cash',field]
+          return null
+        }
+        state.edit.fieldsSel = fields.map(toPath).filter(p=>Array.isArray(p) && p.length>=2)
+      }catch(_e){
         state.edit.name = row.name
-      state.edit.visibility = row.visibility
-      state.edit.file_format = row.file_format
+        state.edit.datasource = row.datasource || 'marketing'
+        state.edit.main_table = row.main_table || 'order'
+        state.edit.file_format = row.file_format || 'xlsx'
+        state.edit.visibility = row.visibility || 'private'
+        state.edit.orderType = 1
+        state.edit.fieldsSel = []
+      }
       state.editVisible = true
     }
     const saveEdit = async ()=>{
@@ -588,7 +762,28 @@ const { createApp, reactive } = Vue;
       const ok = formRef ? await formRef.validate().catch(()=>false) : true
       if(!ok){ msg('请完善必填项','error'); return }
       const id = state.edit.id
-      const payload = { name: state.edit.name, visibility: state.edit.visibility, file_format: state.edit.file_format }
+      // 构建字段与过滤
+      let fields = []
+      const ds = state.edit.datasource
+      if(state.edit.fieldsSel && state.edit.fieldsSel.length){
+        const hasOrderOnly = state.edit.fieldsSel.some(p=>Array.isArray(p) && p.length===1 && p[0]==='order')
+        if(hasOrderOnly){
+          fields = orderLeafPaths(ds).map(p=>`${p[0]}.${p[1]}`)
+        } else {
+          fields = state.edit.fieldsSel.flatMap(path=>{
+            if(!Array.isArray(path)) return []
+            if(isGroupPath(ds, path)) return []
+            if(path.length>=2){
+              const t = path[path.length-2]
+              const f = path[path.length-1]
+              return [`${t}.${f}`]
+            }
+            return []
+          })
+        }
+      }
+      const filters = { type_eq: Number(state.edit.orderType || 1) }
+      const payload = { name: state.edit.name, visibility: state.edit.visibility, file_format: state.edit.file_format, fields, filters }
       const res = await fetch(API_BASE + '/api/templates/'+id,{method:'PATCH',headers:{'Content-Type':'application/json'},body:JSON.stringify(payload)})
       if(res.ok){ msg('保存成功'); state.editVisible=false; loadTemplates() } else { msg(await res.text(),'error') }
     }
@@ -612,9 +807,18 @@ const { createApp, reactive } = Vue;
       }
     }
     const download = (id)=>{ window.open(API_BASE + '/api/exports/'+id+'/download','_blank') }
+    const openSQL = async (id)=>{
+      try{
+        const res = await fetch(API_BASE + '/api/exports/'+id+'/sql')
+        const data = await res.json()
+        const s = data?.data?.final_sql || data?.final_sql || data?.data?.sql || data?.sql || ''
+        state.sqlText = s
+        state.sqlVisible = true
+      }catch(_e){ state.sqlText=''; state.sqlVisible=false; msg('加载SQL失败','error') }
+    }
     loadTemplates()
     
-    return { ...Vue.toRefs(state), visibilityOptions, formatOptions, datasourceOptions, fieldOptions, loadTemplates, createTemplate, openExport, submitExport, loadJob, loadJobs, openJobs, closeJobs, download, openEdit, saveEdit, removeTemplate, resizeDialog, createRules, exportRules, editRules, createFormRef, exportFormRef, editFormRef, dsLabel, exportType, isOrder, exportTitle, creatorOptions, resellerOptions, hasCreators, hasReseller, hasPlan, hasKeyBatch, hasCodeBatch, jobPercent }
+    return { ...Vue.toRefs(state), visibilityOptions, formatOptions, datasourceOptions, fieldOptions, editFieldOptions, loadTemplates, createTemplate, openExport, submitExport, loadJob, loadJobs, openJobs, closeJobs, download, openSQL, openEdit, saveEdit, removeTemplate, resizeDialog, createRules, exportRules, editRules, createFormRef, exportFormRef, editFormRef, dsLabel, exportType, isOrder, exportTitle, creatorOptions, resellerOptions, hasCreators, hasReseller, hasPlan, hasKeyBatch, hasCodeBatch, jobPercent, fmtDT, fieldsCascader, editFieldsCascader, createCascaderRoot, editCascaderRoot, onCascaderVisible, onFieldsSelChange }
       }
     })
 app.use(ElementPlus)