package web

import (
	"net/http"
	"path/filepath"
	"strings"
	"videoweb/app/service/feedbackser"

	"github.com/gin-gonic/gin"
)

// Feedback 意见反馈页：渲染 template/pages/feedback.html。
func Feedback(c *gin.Context) {
	HTMLOK(c, "feedback.html", gin.H{
		"title": "意见反馈 - 黄果短剧",
	})
}

// FeedbackAdd BFF：代理 POST /api/app/feedback/add。
// 文档：http://172.104.181.99:25319/swagger/index.html#/意见反馈相关接口/post_api_app_feedback_add
func FeedbackAdd(c *gin.Context) {
	var body feedbackser.FeedbackReq
	if err := c.ShouldBindJSON(&body); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{
			"code": 400,
			"msg":  "invalid body",
			"tip":  "参数错误",
			"data": nil,
		})
		return
	}
	body.Content = strings.TrimSpace(body.Content)
	body.Contact = strings.TrimSpace(body.Contact)
	if body.Type < 1 || body.Type > 4 {
		c.JSON(http.StatusOK, gin.H{
			"code": 400,
			"msg":  "invalid type",
			"tip":  "请选择问题类型",
			"data": nil,
		})
		return
	}
	if body.Content == "" {
		c.JSON(http.StatusOK, gin.H{
			"code": 400,
			"msg":  "content required",
			"tip":  "请填写问题描述",
			"data": nil,
		})
		return
	}
	if runes := []rune(body.Content); len(runes) > 500 {
		body.Content = string(runes[:500])
	}
	if len(body.Screenshots) > 3 {
		body.Screenshots = body.Screenshots[:3]
	}

	env, err := feedbackser.Add(c, body)
	if err != nil {
		c.JSON(http.StatusOK, gin.H{
			"code": 500,
			"msg":  err.Error(),
			"tip":  "提交失败，请稍后重试",
			"data": nil,
		})
		return
	}
	if env == nil {
		c.JSON(http.StatusOK, gin.H{
			"code": 500,
			"msg":  "empty response",
			"tip":  "提交失败，请稍后重试",
			"data": nil,
		})
		return
	}
	c.JSON(http.StatusOK, gin.H{
		"code": env.Code,
		"msg":  env.Msg,
		"tip":  env.Tip,
		"data": env.Data,
	})
}

// UploadImage BFF：代理 POST /api/app/upload/image。
// 文档：http://172.104.181.99:25319/swagger/index.html#/上传/post_api_app_upload_image
func UploadImage(c *gin.Context) {
	fileHeader, err := c.FormFile("file")
	if err != nil || fileHeader == nil {
		c.JSON(http.StatusBadRequest, gin.H{
			"code": 400,
			"msg":  "file required",
			"tip":  "请选择图片文件",
			"data": nil,
		})
		return
	}
	f, err := fileHeader.Open()
	if err != nil {
		c.JSON(http.StatusOK, gin.H{
			"code": 500,
			"msg":  err.Error(),
			"tip":  "读取图片失败",
			"data": nil,
		})
		return
	}
	defer f.Close()

	name := filepath.Base(fileHeader.Filename)
	if name == "" || name == "." || name == "/" {
		name = "image.jpg"
	}
	resp, err := feedbackser.UploadImage(c, name, f)
	if err != nil {
		c.JSON(http.StatusOK, gin.H{
			"code": 500,
			"msg":  err.Error(),
			"tip":  "上传失败，请稍后重试",
			"data": nil,
		})
		return
	}
	if resp == nil {
		c.JSON(http.StatusOK, gin.H{
			"code": 500,
			"msg":  "empty response",
			"tip":  "上传失败，请稍后重试",
			"data": nil,
		})
		return
	}

	var data gin.H
	if resp.Data != nil {
		url := strings.TrimSpace(resp.Data.SourceNameFs)
		if url == "" {
			url = strings.TrimSpace(resp.Data.ID)
		}
		data = gin.H{
			"id":           resp.Data.ID,
			"sourceNameFs": resp.Data.SourceNameFs,
			"url":          url,
		}
	}
	c.JSON(http.StatusOK, gin.H{
		"code": resp.Code,
		"msg":  resp.Msg,
		"tip":  resp.Tip,
		"data": data,
	})
}