package app

import (
	"net/http"
	"strconv"

	"bindbox-game/internal/code"
	"bindbox-game/internal/pkg/core"
	welfaresvc "bindbox-game/internal/service/welfare_activity"
)

type listWelfareActivitiesRequest struct {
	Type     string `form:"type"`
	Status   string `form:"status"`
	Page     int    `form:"page"`
	PageSize int    `form:"page_size"`
}

type listWelfareParticipantsRequest struct {
	Page     int `form:"page"`
	PageSize int `form:"page_size"`
}

type listWelfareWinnersRequest struct {
	Page     int `form:"page"`
	PageSize int `form:"page_size"`
}

func (h *handler) ListWelfareActivities() core.HandlerFunc {
	return func(ctx core.Context) {
		req := new(listWelfareActivitiesRequest)
		if err := ctx.ShouldBindForm(req); err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, err.Error()))
			return
		}
		status := req.Status
		if status == "" {
			status = welfaresvc.StatusActive
		}
		res, err := h.welfare.ListActivities(ctx.RequestContext(), welfaresvc.ListActivitiesRequest{Type: req.Type, Status: status, Page: req.Page, PageSize: req.PageSize})
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ListActivitiesError, err.Error()))
			return
		}
		ctx.Payload(res)
	}
}

func (h *handler) GetWelfareActivity() core.HandlerFunc {
	return func(ctx core.Context) {
		id, err := strconv.ParseInt(ctx.Param("id"), 10, 64)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "活动ID无效"))
			return
		}
		userID := int64(ctx.SessionUserInfo().Id)
		res, err := h.welfare.GetActivity(ctx.RequestContext(), id, userID)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.GetActivityError, err.Error()))
			return
		}
		ctx.Payload(res)
	}
}

func (h *handler) JoinWelfareActivity() core.HandlerFunc {
	return func(ctx core.Context) {
		id, err := strconv.ParseInt(ctx.Param("id"), 10, 64)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "活动ID无效"))
			return
		}
		info := ctx.SessionUserInfo()
		userID := int64(info.Id)
		if userID <= 0 {
			ctx.AbortWithError(core.Error(http.StatusUnauthorized, code.AuthorizationError, "请先登录"))
			return
		}
		if err := h.welfare.Join(ctx.RequestContext(), id, userID); err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ModifyActivityError, err.Error()))
			return
		}
		ctx.Payload(map[string]string{"message": "参与成功"})
	}
}

func (h *handler) ListWelfareParticipants() core.HandlerFunc {
	return func(ctx core.Context) {
		id, _ := strconv.ParseInt(ctx.Param("id"), 10, 64)
		req := new(listWelfareParticipantsRequest)
		if err := ctx.ShouldBindForm(req); err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, err.Error()))
			return
		}
		res, err := h.welfare.ListParticipants(ctx.RequestContext(), id, req.Page, req.PageSize)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ListActivitiesError, err.Error()))
			return
		}
		ctx.Payload(res)
	}
}

func (h *handler) ListWelfareWinners() core.HandlerFunc {
	return func(ctx core.Context) {
		id, _ := strconv.ParseInt(ctx.Param("id"), 10, 64)
		req := new(listWelfareWinnersRequest)
		if err := ctx.ShouldBindForm(req); err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, err.Error()))
			return
		}
		res, err := h.welfare.ListWinners(ctx.RequestContext(), id, req.Page, req.PageSize)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ListActivitiesError, err.Error()))
			return
		}
		ctx.Payload(res)
	}
}