package adreviewmod

import (
	"fmt"
	"time"

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

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

const table = models.AdReview

var mdb *db.MongoDB

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

// InitIndex 初始化索引
func initAdsIndex() {
	many := []mongo.IndexModel{
		{
			Keys: bson.D{{Key: "reviewStatus", Value: 1}, {Key: "createdAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "districtCode", Value: 1}, {Key: "createdAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "passAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "refussAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "optTypeAt", Value: -1}},
		},
		{
			Keys: bson.D{{Key: "createdAt", Value: -1}},
		},
	}
	if _, err := coll(nil).CreateIndex(many); err != nil {
		panic(fmt.Sprintf("%s model set index err ==>[%+v]", table, err))
	}
}

// InsertOne 增加广告
func InsertOne(t *db.MongoTool, doc InsertDoc) error {
	if doc.CreatedAt.IsZero() {
		doc.CreatedAt = time.Now()
	}
	if doc.ApplyAt.IsZero() {
		doc.ApplyAt = time.Now()
	}
	if _, err := coll(t).InsertOne(doc); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "InsertOne", table, "InsertMany", err))
		return err
	}
	return nil
}

var processong = Processong

func updateOne(doc UpdateDoc, mats ...Matcher) error {
	var d struct {
		Doc          UpdateDoc     `bson:",inline"`
		ReviewStatus *ReviewStatus `bson:"reviewStatus,omitempty"` //审核状态
	}
	d.Doc = doc
	filter := pageopt.MergeM(mats)
	now := time.Now()
	if doc.OptType != nil {
		doc.ApplyAt = &now
	}
	if doc.Title != nil || doc.Cover != nil || doc.HrefType != nil || doc.Href != nil || doc.Position != nil || doc.SortCode != nil {
		d.ReviewStatus = &processong
	}
	if doc.UpdatedAt.IsZero() {
		doc.UpdatedAt = now
	}
	res, err := coll(nil).UpdateOne(filter, bson.M{"$set": d})
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "UpdateAds", table, "UpdateOne", err), log.Any("doc", doc), log.Any("filter", filter))
		return err
	}
	if res.MatchedCount == 0 {
		return ADReviewNotExistError{}
	}
	return nil
}

func UpdateOneByID(id ObjectID, doc UpdateDoc) error {
	return updateOne(doc, (&IDMatch{ID: &id}).New())
}

func DeleteOne(t *db.MongoTool, id ObjectID) error {
	if _, err := coll(t).DeleteById(id); err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "DeleteOne", table, "DeleteById", err))
		if err == mongo.ErrNoDocuments {
			return ADReviewNotExistError{}
		}
		return err
	}
	return nil
}

func updateReview(review Review, now time.Time, mats ...Matcher) error {
	var doc struct {
		Review    `bson:",inline"`
		UpdatedAt time.Time `bson:"updatedAt"` //更新时间
	}
	doc.Review = review
	if doc.ReviewStatus == Pass {
		doc.PassAt = now
	}
	if doc.ReviewStatus == Refuse {
		doc.RefussAt = now
	}
	doc.UpdatedAt = now
	filter := pageopt.MergeM(mats)
	res, err := coll(nil).UpdateOne(filter, bson.M{"$set": doc})
	if err != nil {
		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "UpdateAds", table, "UpdateOne", err), log.Any("doc", doc), log.Any("filter", filter))
		return err
	}
	if res.MatchedCount == 0 {
		return ADReviewNotExistError{}
	}
	return nil
}

func UpdateReviewByID(id ObjectID, curStatus ReviewStatus, targetStatus ReviewStatus, adID *ObjectID, reviewer string, receiptInfo string, now time.Time) error {
	review := Review{
		Reviewer:     reviewer,
		ReviewStatus: targetStatus,
		ReceiptInfo:  receiptInfo,
	}
	if adID != nil {
		review.ADID = *adID
	}
	mats := []Matcher{
		(&IDMatch{ID: &id}).New(),
		(&ReviewStatusMatch{&curStatus}).New(),
	}
	return updateReview(review, now, mats...)
}

func findOne(mats ...Matcher) (AdReview, error) {
	filter := pageopt.MergeM(mats)
	ads := AdReview{}
	if err := coll(nil).FindOne(&ads, filter); err != nil {
		return AdReview{}, err
	}
	if ads.ID.IsZero() {
		return AdReview{}, ADReviewNotExistError{}
	}
	return ads, nil
}

func FindOneByID(id ObjectID) (AdReview, error) {
	return findOne((&IDMatch{ID: &id}).New())
}