MarketingSystemDataTool/server/internal/api/creators.go

106 lines
3.7 KiB
Go

package api
import (
"database/sql"
"net/http"
"strconv"
"strings"
)
type CreatorsAPI struct {
marketing *sql.DB
}
func CreatorsHandler(marketing *sql.DB) http.Handler {
api := &CreatorsAPI{marketing: marketing}
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
p := strings.TrimPrefix(r.URL.Path, "/api/creators")
if r.Method == http.MethodGet && p == "" {
api.list(w, r)
return
}
w.WriteHeader(http.StatusNotFound)
})
}
func (a *CreatorsAPI) list(w http.ResponseWriter, r *http.Request) {
q := r.URL.Query().Get("q")
limitStr := r.URL.Query().Get("limit")
limit := 2000
if limitStr != "" {
if n, err := strconv.Atoi(limitStr); err == nil && n > 0 && n <= 10000 { limit = n }
}
sql1 := "SELECT DISTINCT user_id, COALESCE(user_name, '') AS name FROM activity WHERE user_id IS NOT NULL"
args := []interface{}{}
if q != "" {
sql1 += " AND (CAST(user_id AS CHAR) LIKE ? OR user_name LIKE ?)"
like := "%" + q + "%"
args = append(args, like, like)
}
sql1 += " ORDER BY user_id ASC LIMIT ?"
args = append(args, limit)
rows, err := a.marketing.Query(sql1, args...)
out := []map[string]interface{}{}
if err == nil {
defer rows.Close()
for rows.Next() {
var id sql.NullInt64
var name sql.NullString
if err := rows.Scan(&id, &name); err != nil { continue }
if !id.Valid { continue }
m := map[string]interface{}{"id": id.Int64, "name": name.String}
out = append(out, m)
}
}
if err != nil || len(out) == 0 {
sqlPlan := "SELECT DISTINCT creator, COALESCE(creator_name, '') AS name FROM plan WHERE creator IS NOT NULL"
argsPlan := []interface{}{}
if q != "" {
sqlPlan += " AND (CAST(creator AS CHAR) LIKE ? OR creator_name LIKE ?)"
like := "%" + q + "%"
argsPlan = append(argsPlan, like, like)
}
sqlPlan += " ORDER BY creator ASC LIMIT ?"
argsPlan = append(argsPlan, limit)
rowsPlan, errPlan := a.marketing.Query(sqlPlan, argsPlan...)
if errPlan == nil {
defer rowsPlan.Close()
tmp := []map[string]interface{}{}
for rowsPlan.Next() {
var id sql.NullInt64
var name sql.NullString
if err := rowsPlan.Scan(&id, &name); err != nil { continue }
if !id.Valid { continue }
tmp = append(tmp, map[string]interface{}{"id": id.Int64, "name": name.String})
}
if len(tmp) > 0 { out = tmp }
}
if len(out) == 0 {
sql2 := "SELECT DISTINCT creator, '' AS name FROM `order` WHERE creator IS NOT NULL"
args2 := []interface{}{}
if q != "" {
sql2 += " AND CAST(creator AS CHAR) LIKE ?"
args2 = append(args2, "%"+q+"%")
}
sql2 += " ORDER BY creator ASC LIMIT ?"
args2 = append(args2, limit)
rows2, err2 := a.marketing.Query(sql2, args2...)
if err2 != nil {
fail(w, r, http.StatusInternalServerError, err2.Error())
return
}
defer rows2.Close()
out = out[:0]
for rows2.Next() {
var id sql.NullInt64
var name sql.NullString
if err := rows2.Scan(&id, &name); err != nil { continue }
if !id.Valid { continue }
m := map[string]interface{}{"id": id.Int64, "name": name.String}
out = append(out, m)
}
}
}
ok(w, r, out)
}