Init

internal/middleware/open_im_middleware.go

@@ -0,0 +1,46 @@
+package middleware
+
+import (
+	"cs-agent/internal/pkg/irisx"
+	"cs-agent/internal/pkg/openidentity"
+	"cs-agent/internal/services"
+	"strings"
+
+	"github.com/kataras/iris/v12"
+	"github.com/mlogclub/simple/web"
+)
+
+// OpenImContextMiddleware 校验 X-Channel-Id / channelId 对应启用 web 渠道；除 /api/open/im/widget 外解析并缓存外部访客身份。
+func OpenImContextMiddleware(ctx iris.Context) {
+	channelID := strings.TrimSpace(ctx.GetHeader("X-Channel-Id"))
+	if channelID == "" {
+		channelID = strings.TrimSpace(ctx.URLParam("channelId"))
+	}
+	if channelID == "" {
+		ctx.StopExecution()
+		_ = ctx.JSON(web.JsonErrorMsg("channelId不能为空"))
+		return
+	}
+	channel := services.ChannelService.GetEnabledWebChannelByChannelID(channelID)
+	if channel == nil {
+		ctx.StopExecution()
+		_ = ctx.JSON(web.JsonErrorMsg("接入渠道不存在或已停用"))
+		return
+	}
+	irisx.SetOpenImChannel(ctx, channel)
+
+	path := ctx.Path()
+	if strings.Contains(path, "/open/im/widget") {
+		ctx.Next()
+		return
+	}
+
+	ext, err := openidentity.GetExternalInfo(ctx)
+	if err != nil {
+		ctx.StopExecution()
+		_ = ctx.JSON(web.JsonError(err))
+		return
+	}
+	irisx.SetOpenImExternalInfo(ctx, ext)
+	ctx.Next()
+}