feat: 支持文心4.0模型，不同的用户可以订阅不同的AI模型

api/handler/admin/chat_model_handler.go

@@ -32,6 +32,7 @@ func (h *ChatModelHandler) Save(c *gin.Context) {
 		Enabled   bool   `json:"enabled"`
 		SortNum   int    `json:"sort_num"`
 		Platform  string `json:"platform"`
+		Weight    int    `json:"weight"`
 		CreatedAt int64  `json:"created_at"`
 	}
 	if err := c.ShouldBindJSON(&data); err != nil {
@@ -39,7 +40,7 @@ func (h *ChatModelHandler) Save(c *gin.Context) {
 		return
 	}
 
-	item := model.ChatModel{Platform: data.Platform, Name: data.Name, Value: data.Value, Enabled: data.Enabled}
+	item := model.ChatModel{Platform: data.Platform, Name: data.Name, Value: data.Value, Enabled: data.Enabled, SortNum: data.SortNum, Weight: data.Weight}
 	item.Id = data.Id
 	if item.Id > 0 {
 		item.CreatedAt = time.Unix(data.CreatedAt, 0)

api/handler/admin/user_handler.go

@@ -67,6 +67,7 @@ func (h *UserHandler) Save(c *gin.Context) {
 		Calls       int      `json:"calls"`
 		ImgCalls    int      `json:"img_calls"`
 		ChatRoles   []string `json:"chat_roles"`
+		ChatModels  []string `json:"chat_models"`
 		ExpiredTime string   `json:"expired_time"`
 		Status      bool     `json:"status"`
 	}
@@ -81,12 +82,13 @@ func (h *UserHandler) Save(c *gin.Context) {
 		user.Id = data.Id
 		// 此处需要用 map 更新，用结构体无法更新 0 值
 		res = h.db.Model(&user).Updates(map[string]interface{}{
-			"mobile":          data.Mobile,
-			"calls":           data.Calls,
-			"img_calls":       data.ImgCalls,
-			"status":          data.Status,
-			"chat_roles_json": utils.JsonEncode(data.ChatRoles),
-			"expired_time":    utils.Str2stamp(data.ExpiredTime),
+			"mobile":           data.Mobile,
+			"calls":            data.Calls,
+			"img_calls":        data.ImgCalls,
+			"status":           data.Status,
+			"chat_roles_json":  utils.JsonEncode(data.ChatRoles),
+			"chat_models_json": utils.JsonEncode(data.ChatModels),
+			"expired_time":     utils.Str2stamp(data.ExpiredTime),
 		})
 	} else {
 		salt := utils.RandString(8)
@@ -97,6 +99,7 @@ func (h *UserHandler) Save(c *gin.Context) {
 			Salt:        salt,
 			Status:      true,
 			ChatRoles:   utils.JsonEncode(data.ChatRoles),
+			ChatModels:  utils.JsonEncode(data.ChatModels),
 			ExpiredTime: utils.Str2stamp(data.ExpiredTime),
 			ChatConfig: utils.JsonEncode(types.UserChatConfig{
 				ApiKeys: map[types.Platform]string{

api/handler/chat_model_handler.go

@@ -24,8 +24,22 @@ func NewChatModelHandler(app *core.AppServer, db *gorm.DB) *ChatModelHandler {
 // List 模型列表
 func (h *ChatModelHandler) List(c *gin.Context) {
 	var items []model.ChatModel
-	var cms = make([]vo.ChatModel, 0)
-	res := h.db.Where("enabled = ?", true).Order("sort_num ASC").Find(&items)
+	var chatModels = make([]vo.ChatModel, 0)
+	// 只加载用户订阅的 AI 模型
+	user, err := utils.GetLoginUser(c, h.db)
+	if err != nil {
+		resp.NotAuth(c)
+		return
+	}
+
+	var models []string
+	err = utils.JsonDecode(user.ChatModels, &models)
+	if err != nil {
+		resp.ERROR(c, "当前用户没有订阅任何模型")
+		return
+	}
+
+	res := h.db.Where("enabled = ?", true).Where("value IN ?", models).Order("sort_num ASC").Find(&items)
 	if res.Error == nil {
 		for _, item := range items {
 			var cm vo.ChatModel
@@ -34,11 +48,11 @@ func (h *ChatModelHandler) List(c *gin.Context) {
 				cm.Id = item.Id
 				cm.CreatedAt = item.CreatedAt.Unix()
 				cm.UpdatedAt = item.UpdatedAt.Unix()
-				cms = append(cms, cm)
+				chatModels = append(chatModels, cm)
 			} else {
 				logger.Error(err)
 			}
 		}
 	}
-	resp.SUCCESS(c, cms)
+	resp.SUCCESS(c, chatModels)
 }

api/handler/chatimpl/chat_handler.go

@@ -393,7 +393,7 @@ func (h *ChatHandler) doRequest(ctx context.Context, req types.ApiRequest, platf
 		req.Messages = nil
 		break
 	case types.Baidu:
-		apiURL = h.App.ChatConfig.Baidu.ApiURL
+		apiURL = strings.Replace(h.App.ChatConfig.Baidu.ApiURL, "{model}", req.Model, 1)
 		break
 	default:
 		apiURL = h.App.ChatConfig.OpenAI.ApiURL

api/handler/user_handler.go

@@ -82,12 +82,13 @@ func (h *UserHandler) Register(c *gin.Context) {
 
 	salt := utils.RandString(8)
 	user := model.User{
-		Password:  utils.GenPassword(data.Password, salt),
-		Avatar:    "/images/avatar/user.png",
-		Salt:      salt,
-		Status:    true,
-		Mobile:    data.Mobile,
-		ChatRoles: utils.JsonEncode([]string{"gpt"}), // 默认只订阅通用助手角色
+		Password:   utils.GenPassword(data.Password, salt),
+		Avatar:     "/images/avatar/user.png",
+		Salt:       salt,
+		Status:     true,
+		Mobile:     data.Mobile,
+		ChatRoles:  utils.JsonEncode([]string{"gpt"}),               // 默认只订阅通用助手角色
+		ChatModels: utils.JsonEncode(h.App.SysConfig.DefaultModels), // 默认开通的模型
 		ChatConfig: utils.JsonEncode(types.UserChatConfig{
 			ApiKeys: map[types.Platform]string{
 				types.OpenAI:  "",