package sysconfmod

import (
	"91porn-server/common/db"
	"91porn-server/common/log"
	"encoding/json"
	"errors"
	"fmt"

	"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"
)

// GetAllConfig 获取全部配置
func GetAllConfig() (res ConfMap, err error) {
	var data []SysConf
	if err = coll(nil).Find(&data, bson.M{}, options.Find().SetSort(bson.D{{Key: "_id", Value: -1}})); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetByGCode", table, "Find", err))
		return res, err
	}
	if len(data) == 0 {
		return res, errors.New("record not found")
	}

	res = make(ConfMap, len(data))
	for _, v := range data {
		res[v.VCode] = v.Value
	}

	return
}

// BatchGetInfoByVCode 按 vCode 列表批量获取配置项
func BatchGetInfoByVCode(vCodes []VCode) (res []SysConf, err error) {
	if err = coll(nil).Find(&res, bson.M{"vCode": bson.M{"$in": vCodes}}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "BatchGetInfoByVCode", table, "Find", err),
			log.Any("vCodes", vCodes),
		)
		return nil, err
	}

	if len(res) == 0 {
		return nil, errors.New("record not found")
	}

	return
}

// GetByVCode 获取单个配置项。
func GetByVCode(code VCode) (*SysConf, error) {
	var out SysConf
	if err := coll(nil).FindOne(&out, bson.M{"vCode": string(code)}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetByVCode", table, "FindOne", err),
			log.Any("vCode", code),
		)
		return nil, err
	}
	if out.ID.IsZero() {
		return nil, errors.New("record not found")
	}
	return &out, nil
}

// GetByGpCode 获取分组配置
func GetByGpCode(code GPCode) (res ConfMap, err error) {
	var data []SysConf
	if err = coll(nil).Find(&data, bson.M{"gpCode": code}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "GetByGCode", table, "Find", err),
			log.Any("gpCode", code),
		)
		return nil, err
	}
	if len(data) == 0 {
		return nil, errors.New("record not found")
	}

	res = make(ConfMap, len(data))
	for _, v := range data {
		res[v.VCode] = v.Value
	}

	return
}

// GetAll 查询全部文档
func GetAll(filter primitive.M, sort bson.D) (out []*SysConf, err error) {
	if len(sort) == 0 {
		sort = bson.D{{Key: "_id", Value: -1}}
	}
	opts := options.Find().SetSort(sort)

	// 检查 filter 是否为空
	if filter == nil {
		filter = primitive.M{}
	}
	// 使用切片初始化 out
	out = make([]*SysConf, 0)
	if err = coll(nil).Find(&out, filter, opts); err != nil {
		log.Error("[METHOD-GetAll] Model "+table+" Find fail error:"+err.Error(),
			log.Any("filter", filter),
			log.Any("opts", opts),
		)
		return nil, err
	}
	return
}

// GetInfo 通过id获取详细信息
func GetInfo(id primitive.ObjectID) (SysConf, error) {
	v := SysConf{}
	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 SysConf) (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).DeleteOne(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, "DeleteOne", err), log.Any("id", id))
		}
	}

	return err
}