76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
package api
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import (
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"database/sql"
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"net/http"
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"strconv"
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"strings"
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)
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type PlansAPI struct {
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marketing *sql.DB
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}
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func PlansHandler(marketing *sql.DB) http.Handler {
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api := &PlansAPI{marketing: marketing}
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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p := strings.TrimPrefix(r.URL.Path, "/api/plans")
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if r.Method == http.MethodGet && p == "" {
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api.list(w, r)
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return
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}
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w.WriteHeader(http.StatusNotFound)
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})
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}
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func (a *PlansAPI) list(w http.ResponseWriter, r *http.Request) {
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resellerParam := r.URL.Query().Get("reseller")
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if resellerParam == "" {
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resellerParam = r.URL.Query().Get("reseller_id")
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}
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q := r.URL.Query().Get("q")
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limitStr := r.URL.Query().Get("limit")
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limit := 2000
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if limitStr != "" {
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if n, err := strconv.Atoi(limitStr); err == nil && n > 0 && n <= 10000 { limit = n }
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}
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resellers := []string{}
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for _, s := range strings.Split(resellerParam, ",") {
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s = strings.TrimSpace(s)
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if s != "" { resellers = append(resellers, s) }
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}
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if len(resellers) == 0 {
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ok(w, r, []map[string]interface{}{})
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return
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}
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ph := strings.Repeat("?,", len(resellers))
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ph = strings.TrimSuffix(ph, ",")
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sql1 := "SELECT id, COALESCE(title,'') AS title FROM plan WHERE reseller_id IN (" + ph + ")"
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args := []interface{}{}
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for _, v := range resellers { args = append(args, v) }
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if q != "" {
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sql1 += " AND (CAST(id AS CHAR) LIKE ? OR title LIKE ?)"
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like := "%" + q + "%"
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args = append(args, like, like)
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}
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sql1 += " ORDER BY id ASC LIMIT ?"
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args = append(args, limit)
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rows, err := a.marketing.Query(sql1, args...)
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if err != nil {
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fail(w, r, http.StatusInternalServerError, err.Error())
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return
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}
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defer rows.Close()
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out := []map[string]interface{}{}
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for rows.Next() {
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var id sql.NullInt64
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var title sql.NullString
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if err := rows.Scan(&id, &title); err != nil { continue }
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if !id.Valid { continue }
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m := map[string]interface{}{"id": id.Int64, "title": title.String}
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out = append(out, m)
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}
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ok(w, r, out)
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}
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