package immessagemod

import (
	"encoding/json"
	"errors"
	"fmt"

	"91porn-server/common/db"
	"91porn-server/common/log"

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

// GetList 获取列表
func GetList(cond bson.M, skip, limit int64, sort bson.D) (res []ImMessage, count int64, hasNext bool, err error) {
	count, err = coll(nil).Count(cond)
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetList", table, "Count", err),
			log.Any("skip", skip),
			log.Any("limit", limit),
			log.Any("cond", cond),
			log.Any("sort", sort),
		)
		return
	}

	if len(sort) == 0 {
		sort = bson.D{{Key: "_id", Value: -1}}
	}
	opts := options.Find().SetSort(sort).SetSkip(skip).SetLimit(limit + 1)
	if err = coll(nil).Find(&res, cond, opts); err != nil {
		return
	}
	// 判断下一页
	if len(res) > int(limit) {
		hasNext = true
		res = res[:limit]
	}

	return
}

// GetAll 查询全部文档
func GetAll(filter primitive.M, sort bson.D) (out []*ImMessage, err error) {
	if len(sort) == 0 {
		sort = bson.D{{Key: "_id", Value: -1}}
	}
	opts := options.Find().SetSort(sort)
	if err = coll(nil).Find(&out, filter, opts); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetAll", table, "Find", err),
			log.Any("filter", filter),
			log.Any("opts", opts),
		)
		return nil, err
	}
	return
}

// QueryAllCount 查询文档条目数
func QueryAllCount(filter primitive.M) (int64, error) {
	if count, err := coll(nil).Count(filter); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryAllCount", table, "Count", err),
			log.Any("filter", filter),
		)
		return 0, err
	} else {
		return count, nil
	}
}

// GetInfo 通过id获取详细信息
func GetInfo(id primitive.ObjectID) (ImMessage, error) {
	v := ImMessage{}
	if err := coll(nil).FindOne(&v, bson.M{"_id": id}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetInfo", table, "FindOne", err),
			log.Any("id", id),
		)
		return v, err
	}

	if v.ID.IsZero() {
		return v, errors.New("record not found")
	}

	return v, nil
}

// Insert 插入记录
func Insert(t *db.MongoTool, d ImMessage) (data primitive.ObjectID, err error) {
	result, err := coll(t).InsertOne(&d)
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "Insert", table, "InsertOne", err))
		return
	}
	byteID, err := json.Marshal(result.InsertedID)
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "Insert", table, "Marshal", err))
		return
	}
	if err = data.UnmarshalJSON(byteID); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "Insert", table, "UnmarshalJSON", err))
		return
	}
	return
}

// UpdateByID 根据id更新数据
func UpdateByID(t *db.MongoTool, id primitive.ObjectID, data map[string]interface{}) (int64, error) {
	cond := bson.M{"_id": id}
	return update(t, cond, data)
}

// update 更新数据
func update(t *db.MongoTool, cond primitive.M, data map[string]interface{}) (int64, error) {
	result, err := coll(t).UpdateMany(cond, bson.M{"$set": bson.M(data)})
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "Update", table, "UpdateMany", err),
			log.Any("cond", cond),
			log.Any("update", data),
		)
		return 0, err
	}

	return result.ModifiedCount, nil
}

// DeleteByID 删除数据
func DeleteByID(t *db.MongoTool, id primitive.ObjectID) error {
	_, err := coll(t).DeleteMany(bson.M{"_id": id})
	if err != nil {
		if err == mongo.ErrNoDocuments {
			return nil
		} else {
			log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "DeleteByID", table, "DeleteMany", err), log.Any("id", id))
		}
	}

	return err
}