package appcategory

import (
	"context"
	"fmt"
	"stat/common/log"
	"stat/common/mongos"
	"stat/common/stdLog"

	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
)

// 表名
const Collappcategory = "appcategory"

var db *mongos.MongoTool

func Init(ctx context.Context) {
	// 获取数据库表
	db = mongos.New(mongos.MgoManager, Collappcategory)
	// 获取数据库表
	indexes := []mongo.IndexModel{
		{
			Keys: bson.D{
				{Key: "parentAppId", Value: 1},
			},
		},
	}
	if _, err := db.CreateIndex(ctx, indexes); err != nil {
		panic(fmt.Sprintf("(media:initCategoryIndex) Create AppCategory Index failed! err:%+v:", err))
	}
}

// InsertOneAppCategory 插入一个应用
func InsertOneAppCategory(ctx context.Context, Category *AppCategory) *stdLog.SrvErr {
	if _, err := db.InsertOne(ctx, Category); err != nil {
		log.Warn("media:InsertOneAppCategory db.InsertOne failed", log.E(err))
		return stdLog.New(stdLog.InsertDataError, "", "")
	}
	return nil
}

// DelOneAppCategory 删除一个应用tag
func DelOneAppCategory(ctx context.Context, filter bson.M) (
	int64, *stdLog.SrvErr) {
	count, err := db.DeleteOne(ctx, filter)
	if err != nil {
		log.Warn("media:DelOneAppCategory db.DeleteOne failed",
			log.E(err), log.Any("filter", filter))
		return 0, stdLog.New(stdLog.DelDataError, "", "")
	}
	return count, nil
}

// FindOneAppCategory 查找一个应用
func FindOneAppCategory(ctx context.Context, filter bson.M) (
	*AppCategory, *stdLog.SrvErr) {
	var Category AppCategory
	if err := db.FindOneEx(
		ctx, &Category, filter); err != nil {
		if err != mongo.ErrNoDocuments {
			log.Info("media:FindOneAppCategory db.FindOne failed",
				log.E(err), log.Any("filter", filter))
			return nil, stdLog.New(stdLog.QueryDataError, "", "")
		}
		return nil, stdLog.New(stdLog.DataNotExist, "", "")
	}
	return &Category, nil
}

// CountAppCategories 统计应用数量
func CountAppCategories(ctx context.Context, filter bson.M) (
	int64, *stdLog.SrvErr) {
	count, err := db.Count(ctx, filter)
	if err != nil {
		log.Warn("media:CountAppCategories db.Count failed",
			log.E(err), log.Any("filter", filter))
		return 0, stdLog.New(stdLog.QueryDataError, "", "")
	}
	return count, nil
}

// UpdateOneAppCategory 更新一个应用
func UpdateOneAppCategory(ctx context.Context, filter bson.M, update bson.M) *stdLog.SrvErr {
	result, err := db.UpdateOne(ctx, filter, update)
	if err != nil {
		log.Warn("media:UpdateOneAppCategory db.UpdateOne failed",
			log.E(err), log.Any("filter", filter))
		return stdLog.New(stdLog.UpdateDataError, "", "")
	}
	if result.MatchedCount != 1 {
		log.Warn("media:UpdateOneAppCategory db.UpdateOne failed",
			log.E(err), log.Any("filter", filter))
		return stdLog.New(stdLog.DataNotExist, "", "")
	}
	return nil
}

// UpdateManyAppCategory 更新一批应用
func UpdateManyAppCategory(ctx context.Context, filter bson.M, update bson.M) *stdLog.SrvErr {
	result, err := db.UpdateMMany(ctx, filter, update)
	if err != nil {
		log.Warn("media:UpdateManyAppCategory db.UpdateMMany failed",
			log.E(err), log.Any("filter", filter))
		return stdLog.New(stdLog.UpdateDataError, "", "")
	}
	if result.MatchedCount <= 0 {
		log.Warn("media:UpdateManyAppCategory db.UpdateMMany failed",
			log.E(err), log.Any("filter", filter))
		//return srvdef.New(srvdef.ErrCategoryNotExsit, "", "")
	}
	return nil
}

// FindManyAppCategory 查找一批应用
func FindManyAppCategory(ctx context.Context, filter bson.M,
	opts ...*options.FindOptions) (AppCategoryList, *stdLog.SrvErr) {
	data := make(AppCategoryList, 0)
	if err := db.Find(ctx, &data, filter, opts...); err != nil {
		log.Warn("media:FindManyAppCategory db.Find failed",
			log.E(err), log.Any("filter", filter))
		return nil, stdLog.New(stdLog.QueryDataError, "", "")
	}
	return data, nil
}

// GetAppCategoryIdNameMap 查找一批应用
func GetAppCategoryIdNameMap(ctx context.Context) (map[int64]*AppCategory, *stdLog.SrvErr) {
	list := make(AppCategoryList, 0)
	if err := db.Find(ctx, &list, bson.M{}); err != nil {
		log.Warn("media:GetAppCategoryIdNameMap db.Find failed", log.E(err))
		return nil, stdLog.New(stdLog.QueryDataError, "", "")
	}
	dict := make(map[int64]*AppCategory)
	for _, item := range list {
		dict[item.Id] = item
	}
	return dict, nil
}