package v1

import (
	"git.lzcwy.cn/zhengchiliu/zt-closet-backend/internal/dto"
	"git.lzcwy.cn/zhengchiliu/zt-closet-backend/internal/middleware"
	"git.lzcwy.cn/zhengchiliu/zt-closet-backend/internal/service"
	"git.lzcwy.cn/zhengchiliu/zt-closet-backend/pkg/app"
	"git.lzcwy.cn/zhengchiliu/zt-closet-backend/pkg/errcode"
	"github.com/gin-gonic/gin"
)

// LikeHandler 点赞相关接口。
type LikeHandler struct {
	svc *service.LikeService
}

// NewLikeHandler 创建点赞 handler。
func NewLikeHandler() *LikeHandler {
	return &LikeHandler{svc: service.NewLikeService()}
}

// Like 点赞/取消点赞社区穿搭。
func (h *LikeHandler) Like(c *gin.Context) {
	response := app.NewResponse(c)
	userID, ok := middleware.GetUserID(c.Request.Context())
	if !ok {
		response.ToErrorResponse(errcode.Unauthorized)
		return
	}
	var request dto.LikeCreateRequest
	if err := c.ShouldBindJSON(&request); err != nil {
		response.ToErrorResponse(errcode.InvalidParams.WithDetails(err.Error()))
		return
	}
	out, e := h.svc.LikeCreate(c.Request.Context(), userID, &request)
	if e != nil {
		response.ToErrorResponse(e)
		return
	}
	response.ToResponse(out)
}

// GetByTarget 查询穿搭点赞状态与数量（targetUUID 来自路径参数）。
func (h *LikeHandler) GetByTarget(c *gin.Context) {
	response := app.NewResponse(c)
	userID, ok := middleware.GetUserID(c.Request.Context())
	if !ok {
		response.ToErrorResponse(errcode.Unauthorized)
		return
	}
	request := dto.LikeGetByTargetIDRequest{TargetUUID: c.Param("targetUUID")}
	if request.TargetUUID == "" {
		response.ToErrorResponse(errcode.InvalidParams)
		return
	}
	out, e := h.svc.GetByTargetID(c.Request.Context(), userID, &request)
	if e != nil {
		response.ToErrorResponse(e)
		return
	}
	response.ToResponse(out)
}