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Open-IM-Server/pkg/common/db/mgo/friend.go

166 lines
6.2 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mgo
import (
"context"
"github.com/OpenIMSDK/tools/mgoutil"
"github.com/OpenIMSDK/tools/pagination"
"go.mongodb.org/mongo-driver/mongo/options"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/mongo"
"github.com/openimsdk/open-im-server/v3/pkg/common/db/table/relation"
)
// FriendMgo implements FriendModelInterface using MongoDB as the storage backend.
type FriendMgo struct {
coll *mongo.Collection
}
// NewFriendMongo creates a new instance of FriendMgo with the provided MongoDB database.
func NewFriendMongo(db *mongo.Database) (relation.FriendModelInterface, error) {
coll := db.Collection("friend")
_, err := coll.Indexes().CreateOne(context.Background(), mongo.IndexModel{
Keys: bson.D{
{Key: "owner_user_id", Value: 1},
{Key: "friend_user_id", Value: 1},
},
Options: options.Index().SetUnique(true),
})
if err != nil {
return nil, err
}
return &FriendMgo{coll: coll}, nil
}
// Create inserts multiple friend records.
func (f *FriendMgo) Create(ctx context.Context, friends []*relation.FriendModel) error {
return mgoutil.InsertMany(ctx, f.coll, friends)
}
// Delete removes specified friends of the owner user.
func (f *FriendMgo) Delete(ctx context.Context, ownerUserID string, friendUserIDs []string) error {
filter := bson.M{
"owner_user_id": ownerUserID,
"friend_user_id": bson.M{"$in": friendUserIDs},
}
return mgoutil.DeleteOne(ctx, f.coll, filter)
}
// UpdateByMap updates specific fields of a friend document using a map.
func (f *FriendMgo) UpdateByMap(ctx context.Context, ownerUserID string, friendUserID string, args map[string]interface{}) error {
if len(args) == 0 {
return nil
}
filter := bson.M{
"owner_user_id": ownerUserID,
"friend_user_id": friendUserID,
}
return mgoutil.UpdateOne(ctx, f.coll, filter, bson.M{"$set": args}, true)
}
// Update modifies multiple friend documents.
// func (f *FriendMgo) Update(ctx context.Context, friends []*relation.FriendModel) error {
// filter := bson.M{
// "owner_user_id": ownerUserID,
// "friend_user_id": friendUserID,
// }
// return mgotool.UpdateMany(ctx, f.coll, filter, friends)
// }
// UpdateRemark updates the remark for a specific friend.
func (f *FriendMgo) UpdateRemark(ctx context.Context, ownerUserID, friendUserID, remark string) error {
return f.UpdateByMap(ctx, ownerUserID, friendUserID, map[string]any{"remark": remark})
}
// Take retrieves a single friend document. Returns an error if not found.
func (f *FriendMgo) Take(ctx context.Context, ownerUserID, friendUserID string) (*relation.FriendModel, error) {
filter := bson.M{
"owner_user_id": ownerUserID,
"friend_user_id": friendUserID,
}
return mgoutil.FindOne[*relation.FriendModel](ctx, f.coll, filter)
}
// FindUserState finds the friendship status between two users.
func (f *FriendMgo) FindUserState(ctx context.Context, userID1, userID2 string) ([]*relation.FriendModel, error) {
filter := bson.M{
"$or": []bson.M{
{"owner_user_id": userID1, "friend_user_id": userID2},
{"owner_user_id": userID2, "friend_user_id": userID1},
},
}
return mgoutil.Find[*relation.FriendModel](ctx, f.coll, filter)
}
// FindFriends retrieves a list of friends for a given owner. Missing friends do not cause an error.
func (f *FriendMgo) FindFriends(ctx context.Context, ownerUserID string, friendUserIDs []string) ([]*relation.FriendModel, error) {
filter := bson.M{
"owner_user_id": ownerUserID,
"friend_user_id": bson.M{"$in": friendUserIDs},
}
return mgoutil.Find[*relation.FriendModel](ctx, f.coll, filter)
}
// FindReversalFriends finds users who have added the specified user as a friend.
func (f *FriendMgo) FindReversalFriends(ctx context.Context, friendUserID string, ownerUserIDs []string) ([]*relation.FriendModel, error) {
filter := bson.M{
"owner_user_id": bson.M{"$in": ownerUserIDs},
"friend_user_id": friendUserID,
}
return mgoutil.Find[*relation.FriendModel](ctx, f.coll, filter)
}
// FindOwnerFriends retrieves a paginated list of friends for a given owner.
func (f *FriendMgo) FindOwnerFriends(ctx context.Context, ownerUserID string, pagination pagination.Pagination) (int64, []*relation.FriendModel, error) {
filter := bson.M{"owner_user_id": ownerUserID}
return mgoutil.FindPage[*relation.FriendModel](ctx, f.coll, filter, pagination)
}
// FindInWhoseFriends finds users who have added the specified user as a friend, with pagination.
func (f *FriendMgo) FindInWhoseFriends(ctx context.Context, friendUserID string, pagination pagination.Pagination) (int64, []*relation.FriendModel, error) {
filter := bson.M{"friend_user_id": friendUserID}
return mgoutil.FindPage[*relation.FriendModel](ctx, f.coll, filter, pagination)
}
// FindFriendUserIDs retrieves a list of friend user IDs for a given owner.
func (f *FriendMgo) FindFriendUserIDs(ctx context.Context, ownerUserID string) ([]string, error) {
filter := bson.M{"owner_user_id": ownerUserID}
return mgoutil.Find[string](ctx, f.coll, filter, options.Find().SetProjection(bson.M{"_id": 0, "friend_user_id": 1}))
}
func (f *FriendMgo) UpdateFriends(ctx context.Context, ownerUserID string, friendUserIDs []string, val map[string]any) error {
// Ensure there are IDs to update
if len(friendUserIDs) == 0 {
return nil // Or return an error if you expect there to always be IDs
}
// Create a filter to match documents with the specified ownerUserID and any of the friendUserIDs
filter := bson.M{
"owner_user_id": ownerUserID,
"friend_user_id": bson.M{"$in": friendUserIDs},
}
// Create an update document
update := bson.M{"$set": val}
// Perform the update operation for all matching documents
_, err := mgoutil.UpdateMany(ctx, f.coll, filter, update)
return err
}