package monitormod

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

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

var db *mongos.MongoTool

func Init(ctx context.Context) {
	// 获取数据库表
	db = mongos.New(mongos.MgoManager, TN.Monitor)
	// 初始化索引
	indexes := []mongo.IndexModel{
		{
			Keys: bson.D{
				{Key: FN.Monitor.Name, Value: 1},
			},
		},
		{
			Keys: bson.D{
				{Key: FN.Monitor.AppId, Value: 1},
			},
		},
		{
			Keys: bson.D{
				{Key: FN.Monitor.Status, Value: 1},
			},
		},
	}
	if _, err := db.CreateIndex(ctx, indexes); err != nil {
		panic(fmt.Sprintf("(Monitor:initMonitorIndex) Create Monitor Index failed! err:%+v:", err))
	}
}

// InsertOneMonitor 插入一个应用监控
func InsertOneMonitor(ctx context.Context, Monitor *Monitor) error {
	if _, err := db.InsertOne(ctx, Monitor); err != nil {
		log.Warn("Monitor:InsertOneMonitor db.InsertOne failed", log.E(err))
		return err
	}
	return nil
}

// FindOneMonitor 查找一个应用监控
func FindOneMonitor(ctx context.Context, filter bson.M) (
	*Monitor, error) {
	var Monitor Monitor
	if err := db.FindOne(ctx, &Monitor, filter); err != nil {
		return nil, err
	}
	return &Monitor, nil
}

// DelOneMonitor 删除一个应用监控
func DelOneMonitor(ctx context.Context, filter bson.M) (
	int64, error) {
	count, err := db.DeleteOne(ctx, filter)
	if err != nil {
		log.Warn("Monitor:DelOneMonitor db.DeleteOne failed",
			log.E(err), log.Any("filter", filter))
		return 0, err
	}
	return count, nil
}

// UpdateOneMonitor 更新一个应用监控
func UpdateOneMonitor(ctx context.Context, filter bson.M, update bson.M) error {
	_, err := db.UpdateOne(ctx, filter, update)
	if err != nil {
		log.Warn("user:UpdateOneMonitor db.UpdateOne failed",
			log.E(err), log.Any("filter", filter))
		return err
	}
	return nil
}

// CountMonitors 统计应用监控数量
func CountMonitors(ctx context.Context, filter bson.M) (
	int64, error) {
	count, err := db.Count(ctx, filter)
	if err != nil {
		log.Warn("Monitor:CountMonitors db.Count failed",
			log.E(err), log.Any("filter", filter))
		return 0, err
	}
	return count, nil
}

// UpdateManyMonitor 更新满足条件的应用监控
func UpdateManyMonitor(ctx context.Context, filter bson.M, update bson.M) error {
	_, err := db.UpdateMany(ctx, filter, update)
	if err != nil {
		log.Warn("user:UpdateManyMonitor db.UpdateMany failed",
			log.E(err), log.Any("filter", filter))
		return err
	}
	return nil
}

// FindManyMonitor 查找一批应用监控数据
func FindManyMonitor(ctx context.Context, filter bson.M,
	opts ...*options.FindOptions) (MonitorList, error) {
	data := make(MonitorList, 0)
	if err := db.Find(ctx, &data, filter, opts...); err != nil {
		log.Warn("Monitor:FindManyMonitor db.Find failed", log.E(err), log.Any("filter", filter))
		return nil, err
	}
	return data, nil
}

// FindManyMonitorWithBind 用自己定义结构查找一批应用监控数据
func FindManyMonitorWithBind(ctx context.Context, bind interface{}, filter bson.M,
	opts ...*options.FindOptions) error {
	if err := db.Find(ctx, bind, filter, opts...); err != nil {
		log.Warn("Monitor:FindManyMonitorWithBind db.Find failed", log.E(err), log.Any("filter", filter))
		return err
	}
	return nil
}

// AggregateMonitors 聚合查找一批应用监控信息
func AggregateMonitors(ctx context.Context,
	bind interface{}, pipeline []bson.M) error {
	if err := db.Aggregate(ctx, bind, pipeline); err != nil {
		log.Warn("feedback:AggregateMonitors db.Aggregate failed",
			log.E(err), log.Any("pipeline", pipeline))
		return err
	}
	return nil
}