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"
)

// CollectHandler 收藏相关接口。
type CollectHandler struct {
	svc *service.CollectService
}

// NewCollectHandler 创建收藏 handler。
func NewCollectHandler() *CollectHandler {
	return &CollectHandler{svc: service.NewCollectService()}
}

// Collect 收藏/取消收藏社区穿搭。
func (h *CollectHandler) Collect(c *gin.Context) {
	response := app.NewResponse(c)
	userID, ok := middleware.GetUserID(c.Request.Context())
	if !ok {
		response.ToErrorResponse(errcode.Unauthorized)
		return
	}
	var request dto.CollectRequest
	if err := c.ShouldBindJSON(&request); err != nil {
		response.ToErrorResponse(errcode.InvalidParams.WithDetails(err.Error()))
		return
	}
	out, e := h.svc.Collect(c.Request.Context(), userID, &request)
	if e != nil {
		response.ToErrorResponse(e)
		return
	}
	response.ToResponse(out)
}

// List 分页查询我收藏的穿搭。
func (h *CollectHandler) List(c *gin.Context) {
	response := app.NewResponse(c)
	userID, ok := middleware.GetUserID(c.Request.Context())
	if !ok {
		response.ToErrorResponse(errcode.Unauthorized)
		return
	}
	var request dto.CollectListRequest
	if err := c.ShouldBindQuery(&request); err != nil {
		response.ToErrorResponse(errcode.InvalidParams.WithDetails(err.Error()))
		return
	}
	out, e := h.svc.List(c.Request.Context(), userID, &request)
	if e != nil {
		response.ToErrorResponse(e)
		return
	}
	response.ToResponse(out)
}

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