feat: add WeChat MP channel support and enhance widget configuration

- Updated output path for generated enums to reflect new structure.
- Enhanced ChannelController to handle WeChat MP OAuth authorization and callback.
- Introduced WechatMPChannelConfig DTO for WeChat MP specific configurations.
- Modified WidgetConfigResponse to include channel type and external source.
- Added enums for WeChat MP channel type and external source.
- Implemented OAuth flow for WeChat MP, including state signing and verification.
- Updated frontend forms to accommodate WeChat MP configurations.
- Enhanced API interactions to support WeChat MP external ID and source.
- Updated generated enums to include WeChat MP external source.

internal/controllers/api/channel_controller.go

@@ -2,10 +2,13 @@ package api
 
 import (
 	"cs-agent/internal/pkg/dto/response"
+	"cs-agent/internal/pkg/enums"
+	"cs-agent/internal/pkg/errorsx"
 	"cs-agent/internal/services"
 
 	"github.com/kataras/iris/v12"
 	"github.com/mlogclub/simple/web"
+	"github.com/mlogclub/simple/web/params"
 )
 
 type ChannelController struct {
@@ -17,18 +20,81 @@ func (c *ChannelController) AnyConfig() *web.JsonResult {
 	if channel == nil {
 		return web.JsonErrorMsg("接入渠道未初始化")
 	}
-	cfg, err := services.ChannelService.ParseWebChannelConfig(channel.ConfigJSON)
+	cfg, externalSource, err := resolveWidgetConfig(channel.ChannelType, channel.ConfigJSON)
 	if err != nil {
-		return web.JsonErrorMsg("Web渠道配置不合法")
+		return web.JsonError(err)
 	}
 
 	ret := response.WidgetConfigResponse{
-		ChannelID:  channel.ChannelID,
-		Title:      cfg.Title,
-		Subtitle:   cfg.Subtitle,
-		ThemeColor: cfg.ThemeColor,
-		Position:   cfg.Position,
-		Width:      cfg.Width,
+		ChannelID:      channel.ChannelID,
+		ChannelType:    channel.ChannelType,
+		ExternalSource: externalSource,
+		Title:          cfg.Title,
+		Subtitle:       cfg.Subtitle,
+		ThemeColor:     cfg.ThemeColor,
+		Position:       cfg.Position,
+		Width:          cfg.Width,
 	}
 	return web.JsonData(ret)
 }
+
+func (c *ChannelController) AnyWechat_mpOauthAuthorize() *web.JsonResult {
+	channelID, _ := params.Get(c.Ctx, "channelId")
+	returnPath, _ := params.Get(c.Ctx, "returnPath")
+	redirectURL, err := services.ChannelService.BuildWechatMPOAuthURL(c.Ctx, channelID, returnPath)
+	if err != nil {
+		return web.JsonError(err)
+	}
+	c.Ctx.Redirect(redirectURL)
+	return nil
+}
+
+func (c *ChannelController) AnyWechat_mpOauthCallback() *web.JsonResult {
+	code, _ := params.Get(c.Ctx, "code")
+	state, _ := params.Get(c.Ctx, "state")
+	result, err := services.ChannelService.CompleteWechatMPOAuth(c.Ctx.Request().Context(), code, state)
+	if err != nil {
+		return web.JsonError(err)
+	}
+	c.Ctx.Redirect(services.BuildWechatMPChatRedirectURL(c.Ctx, result))
+	return nil
+}
+
+type webLikeWidgetConfig struct {
+	Title      string
+	Subtitle   string
+	ThemeColor string
+	Position   string
+	Width      string
+}
+
+func resolveWidgetConfig(channelType, rawConfig string) (*webLikeWidgetConfig, string, error) {
+	switch channelType {
+	case enums.ChannelTypeWeb:
+		cfg, err := services.ChannelService.ParseWebChannelConfig(rawConfig)
+		if err != nil {
+			return nil, "", err
+		}
+		return &webLikeWidgetConfig{
+			Title:      cfg.Title,
+			Subtitle:   cfg.Subtitle,
+			ThemeColor: cfg.ThemeColor,
+			Position:   cfg.Position,
+			Width:      cfg.Width,
+		}, string(enums.ExternalSourceWebChat), nil
+	case enums.ChannelTypeWechatMP:
+		cfg, err := services.ChannelService.ParseWechatMPChannelConfig(rawConfig)
+		if err != nil {
+			return nil, "", err
+		}
+		return &webLikeWidgetConfig{
+			Title:      cfg.Title,
+			Subtitle:   cfg.Subtitle,
+			ThemeColor: cfg.ThemeColor,
+			Position:   cfg.Position,
+			Width:      cfg.Width,
+		}, string(enums.ExternalSourceWechatMP), nil
+	default:
+		return nil, "", errorsx.InvalidParam("该渠道不支持开放客服配置")
+	}
+}