chore: import clean Agent Desk snapshot (2/7)

internal/handlers/third/zalo_handler.go

@@ -0,0 +1,39 @@
+package third
+
+import (
+	"bytes"
+	"io"
+	"net/http"
+	"strings"
+
+	"agent-desk/internal/services"
+
+	"github.com/gin-gonic/gin"
+)
+
+// ZaloPostWebhook receives incoming Webhook events from Zalo Official Account.
+func ZaloPostWebhook(ctx *gin.Context) {
+	channelID := strings.TrimSpace(ctx.Param("channel_id"))
+	if channelID == "" {
+		channelID = strings.TrimSpace(ctx.Query("channel_id"))
+	}
+
+	sigHeader := ctx.GetHeader("X-Zalo-Signature")
+	if sigHeader == "" {
+		sigHeader = ctx.GetHeader("X-Hub-Signature")
+	}
+
+	bodyBytes, err := io.ReadAll(ctx.Request.Body)
+	if err != nil {
+		ctx.JSON(http.StatusBadRequest, gin.H{"error": 1, "message": "failed to read body"})
+		return
+	}
+	ctx.Request.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
+
+	if err := services.ZaloOAInboundService.HandleWebhook(ctx.Request.Context(), channelID, sigHeader, bodyBytes); err != nil {
+		ctx.JSON(http.StatusOK, gin.H{"error": 1, "message": err.Error()})
+		return
+	}
+
+	ctx.JSON(http.StatusOK, gin.H{"error": 0, "message": "Success"})
+}