package videoactivitymod

import (
	"errors"
	"fmt"
	"time"

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

	"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"
)

var mdb *db.MongoDB

const table = models.VideoActivity

func coll(t *db.MongoTool) *db.MongoTool {
	if t == nil {
		return mdb.Coll(table)
	}
	return t.Coll(table)
}

func Init() {
	mdb = db.Init(table)
	indexModels := []mongo.IndexModel{
		{
			Keys: bson.D{{Key: "status", Value: 1}, {Key: "createTime", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "status", Value: 1}, {Key: "endTime", Value: -1}},
		},
	}
	if _, err := coll(nil).CreateIndex(indexModels); err != nil {
		panic(fmt.Sprintf("%s model set index err ==>[%+v]", table, err))
	}
}

// SubmitDocument 提交文档
func SubmitDocument(document VideoActivity) error {
	result, err := coll(nil).InsertOne(&document)
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "SubmitDocument", table, "InsertOne", err),
			log.Any("document", document),
		)
		return err
	}
	if result.InsertedID.(primitive.ObjectID).IsZero() {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "SubmitDocument", table, "result.InsertedID", "InsertedID is null"),
			log.Any("document", document),
		)
		return errors.New("result is null")
	}
	return nil
}

// EditDocument 修改文档
func EditDocument(filter, update primitive.M) error {
	result, err := coll(nil).UpdateOne(filter, update)
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "EditDocument", table, "UpdateOne", err),
			log.Any("filter", filter),
			log.Any("update", update),
		)
		return err
	}
	if result.ModifiedCount == 0 {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "EditDocument", table, "result.ModifiedCount", "ModifiedCount is zero"),
			log.Any("filter", filter),
			log.Any("update", update),
		)
		return errors.New("result is null")
	}
	return nil
}

// QueryAllDocument 分页查询文档
func QueryAllDocument(filter primitive.M, opts ...*options.FindOptions) (out []*VideoActivity, err error) {
	if err = coll(nil).Find(&out, filter, opts...); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryAllDocument", table, "Find", err),
			log.Any("filter", filter),
		)
		return
	}
	return
}

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

// QueryDocumentByStatus 根据状态获取文档
func QueryDocumentByStatus(status StatusType) (out VideoActivity, err error) {
	if err = coll(nil).FindOne(&out, bson.M{"status": status, "endTime": bson.M{"$gte": time.Now()}}, options.FindOne().SetSort(bson.M{"endTime": -1})); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryDocumentByStatus", table, "FindOne", err),
			log.Any("status", status),
		)
		return
	}
	// 未查询到开启中的活动、则查询结束时间最晚的一条记录
	if out.ID.IsZero() {
		if err = coll(nil).FindOne(&out, bson.M{}, options.FindOne().SetSort(bson.M{"endTime": -1})); err != nil {
			log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryDocumentByStatus", table, "FindOne", err),
				log.Any("status", status),
			)
			return
		}
	}
	return
}

func QueryDocumentByID(id primitive.ObjectID) (out VideoActivity, err error) {
	if err = coll(nil).FindOne(&out, bson.M{"_id": id}); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "QueryDocumentByStatus", table, "FindOne", err),
			log.Any("id", id),
		)
		return
	}
	return
}