refactor(server): 会话/访客/设置业务逻辑下沉 internal/service 层,handler 瘦身
- handler 只保留请求绑定、权限检查与响应映射;业务校验顺序、状态码与文案逐字保留 - 新增 service.Error 语义错误,由 handler 统一映射 HTTP 响应 - session 875→361 行、widget 745→321 行、settings 540→73 行 - 自动分配/租户设置(工作时间、欢迎语)/消息校验/黑名单检查/联系方式提取随迁 service 包 - 相关单元测试随迁 service 包,go test ./... 全部通过
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package service
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import (
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"strings"
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"kefu-cloud/server/internal/model"
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"kefu-cloud/server/internal/ws"
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)
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// UniqueUint 去重并过滤零值。
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func UniqueUint(ids []uint) []uint {
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seen := make(map[uint]struct{}, len(ids))
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out := make([]uint, 0, len(ids))
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for _, id := range ids {
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if id == 0 {
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continue
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}
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if _, ok := seen[id]; ok {
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continue
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}
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seen[id] = struct{}{}
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out = append(out, id)
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}
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return out
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}
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// UserDisplayName 坐席展示名(昵称优先,其次用户名)。
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func UserDisplayName(userID uint) string {
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var user model.User
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if err := model.DB.Select("id", "nickname", "username").First(&user, userID).Error; err != nil {
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return "未知坐席"
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}
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if strings.TrimSpace(user.Nickname) != "" {
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return user.Nickname
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}
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if strings.TrimSpace(user.Username) != "" {
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return user.Username
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}
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return "未知坐席"
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}
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// BroadcastSessionMessage 会话新消息广播(坐席 + 访客)。
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func BroadcastSessionMessage(session *model.Session, message model.Message) {
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payload, err := ws.NewEvent("message", session.ID, message)
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if err == nil {
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ws.DefaultHub.BroadcastToSession(session.TenantID, session.ID, session.AgentID, payload)
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}
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}
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// BroadcastSessionUpdate 会话状态变更广播:坐席列表需要刷新;访客也必须收到
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// ended/active,才能弹出评价或更新接待状态。
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func BroadcastSessionUpdate(session *model.Session) {
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payload, err := ws.NewEvent("session_updated", session.ID, map[string]interface{}{"status": session.Status})
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if err != nil {
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return
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}
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ws.DefaultHub.BroadcastToTenantStaff(session.TenantID, payload)
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ws.DefaultHub.BroadcastToVisitor(session.TenantID, session.ID, payload)
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}
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