package db

import (
	"context"
	"f1-game/internal/component/db"
	"f1-game/internal/data"
	nameDB "f1-game/internal/name/db"
	"fmt"

	clog "github.com/cherry-game/cherry/logger"
	"go.mongodb.org/mongo-driver/v2/bson"
	"go.mongodb.org/mongo-driver/v2/mongo/options"
)

// ver00003 修复探险初始化关卡ID
type ver00003 struct {
}

// Version 手动自增，必需唯一
func (ver00003) Version() int32 {
	return 3
}

func (ver00003) Enable() bool {
	return false
}

func (p ver00003) Execute() bool {
	var (
		collection       = dbComponent.DB().Collection(nameDB.Table_Chapter)
		ctx              = context.TODO()
		pageNum    int32 = 1
		pageSize   int32 = 100000 // 10W
		projection       = bson.M{}
		count      int64 = 0
	)

	for {
		list, _, err := db.Pagination[*ChapterTable](collection, ctx, nil, projection, nil, pageNum, pageSize, false)
		if err != nil {
			clog.Errorf("[repairChapterTable] err = %v", err)
			break
		}

		if len(list) < 1 {
			break
		}

		for _, chapterTable := range list {
			var (
				chapterID = chapterTable.Chapter.ChapterID
				levelID   = chapterTable.Chapter.LevelID
			)

			if chapterID <= 0 || levelID <= 0 {
				continue
			}

			_, found := data.ChapterLevel.GetByID(chapterTable.Chapter.LevelID)
			if found {
				continue
			}

			chapterRow, found := data.Chapter.GetByID(chapterID)
			if !found {
				return false
			}

			chapterTable.Chapter.LevelID = chapterRow.StartID
			tableBytes, _ := bson.Marshal(chapterTable)
			update := bson.D{{Key: "$set", Value: bson.Raw(tableBytes)}}
			filter := bson.M{
				"_id": chapterTable.PrimaryValue(), // 利用自带的_id主键进行条件过滤
			}
			_, err = dbComponent.DB().
				Collection(chapterTable.TableName()).
				UpdateOne(ctx, filter, update, options.UpdateOne().SetUpsert(true))
			if err != nil {
				clog.Fatalf("[migrator - %d] update chapter table error: %v", p.Version(), err)
			}
		}

		pageNum++
		count += int64(len(list))
	}

	clog.Infof("%s is ok.", p.Desc())
	return true
}

func (p ver00003) Desc() string {
	return fmt.Sprintf("[migrator - %d] repair chapter init level", p.Version())
}