/
mongo_repository.go
162 lines (119 loc) · 3.88 KB
/
mongo_repository.go
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package repository
import (
"context"
"time"
"github.com/openuniland/good-guy/configs"
article "github.com/openuniland/good-guy/internal/articles"
"github.com/openuniland/good-guy/internal/models"
"github.com/openuniland/good-guy/pkg/db/mongodb"
"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 collectionName = "articles"
type articleRepo struct {
mongodb *mongodb.MongoDB
cfg *configs.Configs
}
func NewArticleRepository(cfg *configs.Configs, mongodb *mongodb.MongoDB) article.Repository {
return &articleRepo{cfg: cfg, mongodb: mongodb}
}
func (a *articleRepo) Create(ctx context.Context, article *models.Article) (*mongo.InsertOneResult, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
article.CreatedAt = primitive.NewDateTimeFromTime(time.Now())
res, err := coll.InsertOne(ctx, article)
if err != nil {
return nil, err
}
return res, nil
}
func (a *articleRepo) Upsert(ctx context.Context, article *models.Article) (*mongo.UpdateResult, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
filter := bson.M{"aid": article.Aid}
update := bson.M{
"$set": bson.M{
"aid": article.Aid,
"link": article.Link,
"title": article.Title,
"subscribed_ids": article.SubscribedIDs,
"updated_at": primitive.NewDateTimeFromTime(time.Now()),
},
"$setOnInsert": bson.M{
"created_at": primitive.NewDateTimeFromTime(time.Now()),
},
}
opts := options.Update().SetUpsert(true)
res, err := coll.UpdateOne(ctx, filter, update, opts)
if err != nil {
return nil, err
}
return res, nil
}
func (a *articleRepo) FindByAid(ctx context.Context, aid int) (*models.Article, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
filter := bson.M{"aid": aid}
var article *models.Article
err := coll.FindOne(ctx, filter).Decode(article)
if err != nil {
return nil, err
}
return article, nil
}
func (a *articleRepo) Find(ctx context.Context, filter interface{}) ([]*models.Article, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
var articles []*models.Article
cur, err := coll.Find(ctx, filter)
if err != nil {
return nil, err
}
for cur.Next(ctx) {
var article *models.Article
err := cur.Decode(&article)
if err != nil {
return nil, err
}
articles = append(articles, article)
}
return articles, nil
}
func (a *articleRepo) FindOne(ctx context.Context, filter interface{}) (*models.Article, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
var article *models.Article
err := coll.FindOne(ctx, filter).Decode(&article)
if err != nil {
if err == mongo.ErrNoDocuments {
return nil, nil
}
return nil, err
}
return article, nil
}
func (a *articleRepo) UpdateOne(ctx context.Context, filter interface{}, update interface{}) (*mongo.UpdateResult, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
res, err := coll.UpdateOne(ctx, filter, update)
if err != nil {
return nil, err
}
return res, nil
}
func (a *articleRepo) FindOneAndUpdate(ctx context.Context, filter interface{}, update interface{}) (*models.Article, error) {
dbName := a.cfg.MongoDB.MongoDBName
coll := a.mongodb.Client.Database(dbName).Collection(collectionName)
var article *models.Article
opts := options.FindOneAndUpdate().SetReturnDocument(options.After)
updateDoc := bson.M{
"$set": update,
}
err := coll.FindOneAndUpdate(ctx, filter, updateDoc, opts).Decode(&article)
if err != nil {
return nil, err
}
return article, nil
}