package admin

import (
	"net/http"
	"strconv"

	"bindbox-game/internal/code"
	"bindbox-game/internal/pkg/core"
)

type getDrawReceiptResponse struct {
	ID             int64  `json:"id"`
	DrawLogID      int64  `json:"draw_log_id"`
	AlgoVersion    string `json:"algo_version"`
	RoundID        int64  `json:"round_id"`
	DrawID         int64  `json:"draw_id"`
	ClientID       int64  `json:"client_id"`
	Timestamp      int64  `json:"timestamp"`
	ServerSeedHash string `json:"server_seed_hash"`
	ServerSubSeed  string `json:"server_sub_seed"`
	ClientSeed     string `json:"client_seed"`
	Nonce          int64  `json:"nonce"`
	ItemsRoot      string `json:"items_root"`
	WeightsTotal   int64  `json:"weights_total"`
	SelectedIndex  int32  `json:"selected_index"`
	RandProof      string `json:"rand_proof"`
	Signature      string `json:"signature"`
	ItemsSnapshot  string `json:"items_snapshot"`
}

// GetDrawReceipt 获取抽奖收据
// @Summary 获取抽奖收据
// @Description 通过抽奖ID查询可验证的抽奖收据详情
// @Tags 管理端.活动
// @Accept json
// @Produce json
// @Param draw_id path integer true "抽奖ID"
// @Success 200 {object} getDrawReceiptResponse
// @Failure 404 {object} code.Failure
// @Security LoginVerifyToken
// @Router /api/admin/draw_receipts/{draw_id} [get]
func (h *handler) GetDrawReceipt() core.HandlerFunc {
    return func(ctx core.Context) {
		drawIDStr := ctx.Param("draw_id")
		if drawIDStr == "" {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "未传递抽奖ID"))
			return
		}

		drawID, err := strconv.ParseInt(drawIDStr, 10, 64)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "抽奖ID格式错误"))
			return
		}

        receipt, err := h.activity.GetDrawReceipt(ctx.RequestContext(), drawID)

		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusNotFound, code.GetDrawReceiptError, "未找到抽奖收据"))
			return
		}

        ctx.Payload(&getDrawReceiptResponse{
            ID:             receipt.ID,
			DrawLogID:      receipt.DrawLogID,
			AlgoVersion:    receipt.AlgoVersion,
			RoundID:        receipt.RoundID,
			DrawID:         receipt.DrawID,
			ClientID:       receipt.ClientID,
			Timestamp:      receipt.Timestamp,
			ServerSeedHash: receipt.ServerSeedHash,
			ServerSubSeed:  receipt.ServerSubSeed,
			ClientSeed:     receipt.ClientSeed,
			Nonce:          receipt.Nonce,
			ItemsRoot:      receipt.ItemsRoot,
			WeightsTotal:   receipt.WeightsTotal,
			SelectedIndex:  receipt.SelectedIndex,
			RandProof:      receipt.RandProof,
			Signature:      receipt.Signature,
			ItemsSnapshot:  receipt.ItemsSnapshot,
        })
    }
}

// GetDrawReceiptByLogID 通过日志ID获取抽奖收据
// @Summary 通过日志ID获取抽奖收据
// @Description 通过抽奖日志ID查询收据详情
// @Tags 管理端.活动
// @Accept json
// @Produce json
// @Param log_id path integer true "日志ID"
// @Success 200 {object} getDrawReceiptResponse
// @Failure 404 {object} code.Failure
// @Security LoginVerifyToken
// @Router /api/admin/draw_receipts/log/{log_id} [get]
func (h *handler) GetDrawReceiptByLogID() core.HandlerFunc {
    return func(ctx core.Context) {
		logIDStr := ctx.Param("log_id")
		if logIDStr == "" {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "未传递日志ID"))
			return
		}

		logID, err := strconv.ParseInt(logIDStr, 10, 64)
		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusBadRequest, code.ParamBindError, "日志ID格式错误"))
			return
		}

        receipt, err := h.activity.GetDrawReceiptByLogID(ctx.RequestContext(), logID)

		if err != nil {
			ctx.AbortWithError(core.Error(http.StatusNotFound, code.GetDrawReceiptError, "未找到抽奖收据"))
			return
		}

		ctx.Payload(&getDrawReceiptResponse{
			ID:             receipt.ID,
			DrawLogID:      receipt.DrawLogID,
			AlgoVersion:    receipt.AlgoVersion,
			RoundID:        receipt.RoundID,
			DrawID:         receipt.DrawID,
			ClientID:       receipt.ClientID,
			Timestamp:      receipt.Timestamp,
			ServerSeedHash: receipt.ServerSeedHash,
			ServerSubSeed:  receipt.ServerSubSeed,
			ClientSeed:     receipt.ClientSeed,
			Nonce:          receipt.Nonce,
			ItemsRoot:      receipt.ItemsRoot,
			WeightsTotal:   receipt.WeightsTotal,
			SelectedIndex:  receipt.SelectedIndex,
			RandProof:      receipt.RandProof,
			Signature:      receipt.Signature,
			ItemsSnapshot:  receipt.ItemsSnapshot,
		})
	}
}