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328 lines
14 KiB
328 lines
14 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package controller
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import (
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"context"
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"time"
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"github.com/OpenIMSDK/tools/pagination"
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"github.com/OpenIMSDK/protocol/constant"
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"github.com/OpenIMSDK/tools/errs"
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"github.com/OpenIMSDK/tools/log"
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"github.com/OpenIMSDK/tools/mcontext"
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"github.com/OpenIMSDK/tools/tx"
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"github.com/OpenIMSDK/tools/utils"
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"github.com/openimsdk/open-im-server/v3/pkg/common/db/cache"
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"github.com/openimsdk/open-im-server/v3/pkg/common/db/table/relation"
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)
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type FriendDatabase interface {
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// CheckIn checks if user2 is in user1's friend list (inUser1Friends==true) and if user1 is in user2's friend list (inUser2Friends==true)
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CheckIn(ctx context.Context, user1, user2 string) (inUser1Friends bool, inUser2Friends bool, err error)
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// AddFriendRequest adds or updates a friend request
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AddFriendRequest(ctx context.Context, fromUserID, toUserID string, reqMsg string, ex string) (err error)
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// BecomeFriends first checks if the users are already in the friends table; if not, it inserts them as friends
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BecomeFriends(ctx context.Context, ownerUserID string, friendUserIDs []string, addSource int32) (err error)
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// RefuseFriendRequest refuses a friend request
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RefuseFriendRequest(ctx context.Context, friendRequest *relation.FriendRequestModel) (err error)
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// AgreeFriendRequest accepts a friend request
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AgreeFriendRequest(ctx context.Context, friendRequest *relation.FriendRequestModel) (err error)
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// Delete removes a friend or friends from the owner's friend list
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Delete(ctx context.Context, ownerUserID string, friendUserIDs []string) (err error)
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// UpdateRemark updates the remark for a friend
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UpdateRemark(ctx context.Context, ownerUserID, friendUserID, remark string) (err error)
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// PageOwnerFriends retrieves the friend list of ownerUserID with pagination
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PageOwnerFriends(ctx context.Context, ownerUserID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendModel, err error)
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// PageInWhoseFriends finds the users who have friendUserID in their friend list with pagination
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PageInWhoseFriends(ctx context.Context, friendUserID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendModel, err error)
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// PageFriendRequestFromMe retrieves the friend requests sent by the user with pagination
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PageFriendRequestFromMe(ctx context.Context, userID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendRequestModel, err error)
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// PageFriendRequestToMe retrieves the friend requests received by the user with pagination
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PageFriendRequestToMe(ctx context.Context, userID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendRequestModel, err error)
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// FindFriendsWithError fetches specified friends of a user and returns an error if any do not exist
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FindFriendsWithError(ctx context.Context, ownerUserID string, friendUserIDs []string) (friends []*relation.FriendModel, err error)
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// FindFriendUserIDs retrieves the friend IDs of a user
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FindFriendUserIDs(ctx context.Context, ownerUserID string) (friendUserIDs []string, err error)
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// FindBothFriendRequests finds friend requests sent and received
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FindBothFriendRequests(ctx context.Context, fromUserID, toUserID string) (friends []*relation.FriendRequestModel, err error)
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// UpdateFriends updates fields for friends
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UpdateFriends(ctx context.Context, ownerUserID string, friendUserIDs []string, val map[string]any) (err error)
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}
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type friendDatabase struct {
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friend relation.FriendModelInterface
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friendRequest relation.FriendRequestModelInterface
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tx tx.CtxTx
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cache cache.FriendCache
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}
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func NewFriendDatabase(friend relation.FriendModelInterface, friendRequest relation.FriendRequestModelInterface, cache cache.FriendCache, tx tx.CtxTx) FriendDatabase {
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return &friendDatabase{friend: friend, friendRequest: friendRequest, cache: cache, tx: tx}
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}
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// ok 检查user2是否在user1的好友列表中(inUser1Friends==true) 检查user1是否在user2的好友列表中(inUser2Friends==true).
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func (f *friendDatabase) CheckIn(ctx context.Context, userID1, userID2 string) (inUser1Friends bool, inUser2Friends bool, err error) {
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userID1FriendIDs, err := f.cache.GetFriendIDs(ctx, userID1)
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if err != nil {
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return
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}
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userID2FriendIDs, err := f.cache.GetFriendIDs(ctx, userID2)
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if err != nil {
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return
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}
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return utils.IsContain(userID2, userID1FriendIDs), utils.IsContain(userID1, userID2FriendIDs), nil
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}
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// 增加或者更新好友申请 如果之前有记录则更新，没有记录则新增.
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func (f *friendDatabase) AddFriendRequest(ctx context.Context, fromUserID, toUserID string, reqMsg string, ex string) (err error) {
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return f.tx.Transaction(ctx, func(ctx context.Context) error {
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_, err := f.friendRequest.Take(ctx, fromUserID, toUserID)
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switch {
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case err == nil:
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m := make(map[string]any, 1)
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m["handle_result"] = 0
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m["handle_msg"] = ""
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m["req_msg"] = reqMsg
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m["ex"] = ex
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m["create_time"] = time.Now()
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return f.friendRequest.UpdateByMap(ctx, fromUserID, toUserID, m)
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case relation.IsNotFound(err):
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return f.friendRequest.Create(
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ctx,
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[]*relation.FriendRequestModel{{FromUserID: fromUserID, ToUserID: toUserID, ReqMsg: reqMsg, Ex: ex, CreateTime: time.Now(), HandleTime: time.Unix(0, 0)}},
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)
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default:
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return err
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}
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})
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}
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// (1)先判断是否在好友表 （在不在都不返回错误） (2)对于不在好友列表的 插入即可.
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func (f *friendDatabase) BecomeFriends(ctx context.Context, ownerUserID string, friendUserIDs []string, addSource int32) (err error) {
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return f.tx.Transaction(ctx, func(ctx context.Context) error {
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cache := f.cache.NewCache()
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// 先find 找出重复的 去掉重复的
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fs1, err := f.friend.FindFriends(ctx, ownerUserID, friendUserIDs)
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if err != nil {
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return err
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}
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opUserID := mcontext.GetOperationID(ctx)
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for _, v := range friendUserIDs {
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fs1 = append(fs1, &relation.FriendModel{OwnerUserID: ownerUserID, FriendUserID: v, AddSource: addSource, OperatorUserID: opUserID})
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}
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fs11 := utils.DistinctAny(fs1, func(e *relation.FriendModel) string {
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return e.FriendUserID
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})
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err = f.friend.Create(ctx, fs11)
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if err != nil {
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return err
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}
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fs2, err := f.friend.FindReversalFriends(ctx, ownerUserID, friendUserIDs)
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if err != nil {
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return err
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}
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var newFriendIDs []string
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for _, v := range friendUserIDs {
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fs2 = append(fs2, &relation.FriendModel{OwnerUserID: v, FriendUserID: ownerUserID, AddSource: addSource, OperatorUserID: opUserID})
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newFriendIDs = append(newFriendIDs, v)
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}
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fs22 := utils.DistinctAny(fs2, func(e *relation.FriendModel) string {
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return e.OwnerUserID
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})
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err = f.friend.Create(ctx, fs22)
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if err != nil {
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return err
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}
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newFriendIDs = append(newFriendIDs, ownerUserID)
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cache = cache.DelFriendIDs(newFriendIDs...)
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return cache.ExecDel(ctx)
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})
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}
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// 拒绝好友申请 (1)检查是否有申请记录且为未处理状态 （没有记录返回错误） (2)修改申请记录 已拒绝.
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func (f *friendDatabase) RefuseFriendRequest(ctx context.Context, friendRequest *relation.FriendRequestModel) (err error) {
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fr, err := f.friendRequest.Take(ctx, friendRequest.FromUserID, friendRequest.ToUserID)
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if err != nil {
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return err
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}
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if fr.HandleResult != 0 {
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return errs.ErrArgs.Wrap("the friend request has been processed")
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}
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log.ZDebug(ctx, "refuse friend request", "friendRequest db", fr, "friendRequest arg", friendRequest)
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friendRequest.HandleResult = constant.FriendResponseRefuse
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friendRequest.HandleTime = time.Now()
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err = f.friendRequest.Update(ctx, friendRequest)
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if err != nil {
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return err
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}
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return nil
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}
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// AgreeFriendRequest 同意好友申请 (1)检查是否有申请记录且为未处理状态 （没有记录返回错误） (2)检查是否好友（不返回错误） (3) 建立双向好友关系（存在的忽略）.
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func (f *friendDatabase) AgreeFriendRequest(ctx context.Context, friendRequest *relation.FriendRequestModel) (err error) {
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return f.tx.Transaction(ctx, func(ctx context.Context) error {
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defer log.ZDebug(ctx, "return line")
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now := time.Now()
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fr, err := f.friendRequest.Take(ctx, friendRequest.FromUserID, friendRequest.ToUserID)
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if err != nil {
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return err
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}
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if fr.HandleResult != 0 {
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return errs.ErrArgs.Wrap("the friend request has been processed")
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}
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friendRequest.HandlerUserID = mcontext.GetOpUserID(ctx)
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friendRequest.HandleResult = constant.FriendResponseAgree
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friendRequest.HandleTime = now
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err = f.friendRequest.Update(ctx, friendRequest)
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if err != nil {
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return err
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}
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fr2, err := f.friendRequest.Take(ctx, friendRequest.ToUserID, friendRequest.FromUserID)
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if err == nil && fr2.HandleResult == constant.FriendResponseNotHandle {
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fr2.HandlerUserID = mcontext.GetOpUserID(ctx)
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fr2.HandleResult = constant.FriendResponseAgree
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fr2.HandleTime = now
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err = f.friendRequest.Update(ctx, fr2)
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if err != nil {
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return err
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}
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} else if err != nil && (!relation.IsNotFound(err)) {
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return err
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}
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exists, err := f.friend.FindUserState(ctx, friendRequest.FromUserID, friendRequest.ToUserID)
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if err != nil {
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return err
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}
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existsMap := utils.SliceSet(utils.Slice(exists, func(friend *relation.FriendModel) [2]string {
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return [...]string{friend.OwnerUserID, friend.FriendUserID} // 自己 - 好友
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}))
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var adds []*relation.FriendModel
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if _, ok := existsMap[[...]string{friendRequest.ToUserID, friendRequest.FromUserID}]; !ok { // 自己 - 好友
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adds = append(
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adds,
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&relation.FriendModel{
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OwnerUserID: friendRequest.ToUserID,
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FriendUserID: friendRequest.FromUserID,
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AddSource: int32(constant.BecomeFriendByApply),
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OperatorUserID: friendRequest.FromUserID,
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},
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)
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}
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if _, ok := existsMap[[...]string{friendRequest.FromUserID, friendRequest.ToUserID}]; !ok { // 好友 - 自己
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adds = append(
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adds,
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&relation.FriendModel{
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OwnerUserID: friendRequest.FromUserID,
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FriendUserID: friendRequest.ToUserID,
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AddSource: int32(constant.BecomeFriendByApply),
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OperatorUserID: friendRequest.FromUserID,
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},
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)
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}
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if len(adds) > 0 {
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if err := f.friend.Create(ctx, adds); err != nil {
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return err
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}
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}
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return f.cache.DelFriendIDs(friendRequest.ToUserID, friendRequest.FromUserID).ExecDel(ctx)
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})
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}
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// 删除好友 外部判断是否好友关系.
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func (f *friendDatabase) Delete(ctx context.Context, ownerUserID string, friendUserIDs []string) (err error) {
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if err := f.friend.Delete(ctx, ownerUserID, friendUserIDs); err != nil {
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return err
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}
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return f.cache.DelFriendIDs(append(friendUserIDs, ownerUserID)...).ExecDel(ctx)
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}
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// 更新好友备注 零值也支持.
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func (f *friendDatabase) UpdateRemark(ctx context.Context, ownerUserID, friendUserID, remark string) (err error) {
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if err := f.friend.UpdateRemark(ctx, ownerUserID, friendUserID, remark); err != nil {
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return err
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}
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return f.cache.DelFriend(ownerUserID, friendUserID).ExecDel(ctx)
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}
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// 获取ownerUserID的好友列表 无结果不返回错误.
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func (f *friendDatabase) PageOwnerFriends(ctx context.Context, ownerUserID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendModel, err error) {
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return f.friend.FindOwnerFriends(ctx, ownerUserID, pagination)
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}
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// friendUserID在哪些人的好友列表中.
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func (f *friendDatabase) PageInWhoseFriends(ctx context.Context, friendUserID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendModel, err error) {
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return f.friend.FindInWhoseFriends(ctx, friendUserID, pagination)
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}
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// 获取我发出去的好友申请 无结果不返回错误.
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func (f *friendDatabase) PageFriendRequestFromMe(ctx context.Context, userID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendRequestModel, err error) {
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return f.friendRequest.FindFromUserID(ctx, userID, pagination)
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}
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// 获取我收到的的好友申请 无结果不返回错误.
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func (f *friendDatabase) PageFriendRequestToMe(ctx context.Context, userID string, pagination pagination.Pagination) (total int64, friends []*relation.FriendRequestModel, err error) {
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return f.friendRequest.FindToUserID(ctx, userID, pagination)
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}
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// 获取某人指定好友的信息 如果有好友不存在，也返回错误.
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func (f *friendDatabase) FindFriendsWithError(ctx context.Context, ownerUserID string, friendUserIDs []string) (friends []*relation.FriendModel, err error) {
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friends, err = f.friend.FindFriends(ctx, ownerUserID, friendUserIDs)
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if err != nil {
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return
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}
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if len(friends) != len(friendUserIDs) {
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err = errs.ErrRecordNotFound.Wrap()
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}
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return
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}
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func (f *friendDatabase) FindFriendUserIDs(ctx context.Context, ownerUserID string) (friendUserIDs []string, err error) {
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return f.cache.GetFriendIDs(ctx, ownerUserID)
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}
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func (f *friendDatabase) FindBothFriendRequests(ctx context.Context, fromUserID, toUserID string) (friends []*relation.FriendRequestModel, err error) {
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return f.friendRequest.FindBothFriendRequests(ctx, fromUserID, toUserID)
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}
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func (f *friendDatabase) UpdateFriends(ctx context.Context, ownerUserID string, friendUserIDs []string, val map[string]any) (err error) {
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if len(val) == 0 {
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return nil
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}
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if err := f.friend.UpdateFriends(ctx, ownerUserID, friendUserIDs, val); err != nil {
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return err
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}
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return f.cache.DelFriends(ownerUserID, friendUserIDs).ExecDel(ctx)
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}
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