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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package store | ||
|
|
||
| import ( | ||
| "github.com/aryanA101a/legoshichat-backend/model" | ||
| "gofr.dev/pkg/datastore" | ||
| "gofr.dev/pkg/gofr" | ||
| ) | ||
|
|
||
| type friend struct { | ||
| } | ||
|
|
||
| type FriendStore interface { | ||
| AddFriend(ctx *gofr.Context,senderId,recieverId string)error | ||
| GetFriends(ctx *gofr.Context,userId string)(*[]model.User,error) | ||
|
|
||
| } | ||
|
|
||
| func NewFriendStore(db *datastore.SQLClient) FriendStore { | ||
| f:= friend{} | ||
| f.init(db) | ||
| return f | ||
| } | ||
|
|
||
| func (f friend) init(db *datastore.SQLClient) { | ||
| createFriendsTable(db) | ||
| } | ||
|
|
||
| func (f friend)AddFriend(ctx *gofr.Context,senderId,recieverId string)error{ | ||
| _, err := ctx.DB().ExecContext(ctx, `INSERT INTO friends (account_id1, account_id2) | ||
| VALUES (LEAST($1, $2)::UUID, GREATEST($1, $2)::UUID) | ||
| ON CONFLICT DO NOTHING`, senderId,recieverId) | ||
| return err | ||
| } | ||
|
|
||
| func (f friend)GetFriends(ctx *gofr.Context,userId string)(*[]model.User,error){ | ||
| query:=`SELECT u.id, u.name,u.phoneNumber | ||
| FROM friends f | ||
| JOIN accounts u ON u.id = f.account_id2 | ||
| WHERE f.account_id1 = $1 | ||
| UNION | ||
| SELECT u.id, u.name,u.phoneNumber | ||
| FROM friends f | ||
| JOIN accounts u ON u.id = f.account_id1 | ||
| WHERE f.account_id2 = $1` | ||
|
|
||
| rows, err := ctx.DB().QueryContext(ctx, query, userId) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| defer rows.Close() | ||
|
|
||
| users := make([]model.User, 0) | ||
|
|
||
| for rows.Next() { | ||
| var user model.User | ||
|
|
||
| err = rows.Scan(&user.ID, &user.Name, &user.PhoneNumber,) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| users = append(users, user) | ||
| } | ||
|
|
||
| err = rows.Err() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return &users, nil | ||
| } | ||
|
|
||
| func createFriendsTable(db *datastore.SQLClient) error { | ||
| query := `CREATE TABLE IF NOT EXISTS friends ( | ||
| account_id1 UUID NOT NULL, | ||
| account_id2 UUID NOT NULL, | ||
| FOREIGN KEY (account_id1) REFERENCES accounts(id), | ||
| FOREIGN KEY (account_id2) REFERENCES accounts(id), | ||
| PRIMARY KEY (account_id1, account_id2) | ||
| );` | ||
| _, err := db.Exec(query) | ||
| return err | ||
| } |