fix: wecom user list

services/wecom/internal/logic/helper.go

@@ -1,8 +1,15 @@
 package logic
 
 import (
+	"fmt"
+	"strconv"
+
+	"lone-services/pkg/modelbase"
 	"lone-services/pkg/utils"
 	"lone-services/services/wecom/internal/dao"
+	"lone-services/services/wecom/internal/model"
+
+	jsoniter "github.com/json-iterator/go"
 )
 
 func departmentID() int {
@@ -47,3 +54,78 @@ func resolveStatus(reqStatus uint32, current uint8) uint8 {
 	}
 	return dao.StatusEnabled
 }
+
+// buildAgentsJSON 按 agents 表主键 id 查出应用，落库为 [{id,agent_id,name}]
+func buildAgentsJSON(ids []int64) (string, error) {
+	ids = cleanAgentIds(ids)
+	if len(ids) == 0 {
+		return "", fmt.Errorf("应用不能为空")
+	}
+
+	idStrs := make([]string, 0, len(ids))
+	for _, id := range ids {
+		idStrs = append(idStrs, strconv.FormatInt(id, utils.NumberTen))
+	}
+
+	var rows []dao.WecomAgent
+	am := model.AgentModel{}.Init()
+	if err := am.Items(modelbase.Params{
+		In: map[string][]string{"id in ?": idStrs},
+	}, &rows); err != nil {
+		return "", err
+	}
+
+	byID := make(map[int64]dao.WecomAgent, len(rows))
+	for _, row := range rows {
+		byID[row.Id] = row
+	}
+
+	items := make([]dao.UserAgentItem, 0, len(ids))
+	for _, id := range ids {
+		row, ok := byID[id]
+		if !ok {
+			return "", fmt.Errorf("应用不存在: %d", id)
+		}
+		items = append(items, dao.UserAgentItem{
+			Id:      row.Id,
+			AgentId: row.AgentId,
+			Name:    row.Name,
+		})
+	}
+
+	buf, err := jsoniter.Marshal(items)
+	if err != nil {
+		return "", err
+	}
+	return string(buf), nil
+}
+
+func parseAgents(raw string) []dao.UserAgentItem {
+	if raw == utils.StringEmpty {
+		return []dao.UserAgentItem{}
+	}
+	var items []dao.UserAgentItem
+	if err := jsoniter.Unmarshal([]byte(raw), &items); err != nil {
+		return []dao.UserAgentItem{}
+	}
+	if items == nil {
+		return []dao.UserAgentItem{}
+	}
+	return items
+}
+
+func cleanAgentIds(ids []int64) []int64 {
+	out := make([]int64, 0, len(ids))
+	seen := make(map[int64]struct{}, len(ids))
+	for _, id := range ids {
+		if id < utils.NumberOne {
+			continue
+		}
+		if _, ok := seen[id]; ok {
+			continue
+		}
+		seen[id] = struct{}{}
+		out = append(out, id)
+	}
+	return out
+}