add wallet favourites

VERSION

@@ -1 +1 @@
-0.62.1
+0.62.2

appdatabase/migrations/sql/0013_favourites.down.sql

@@ -0,0 +1 @@
+DROP TABLE favourites;

appdatabase/migrations/sql/0013_favourites.up.sql

@@ -0,0 +1,6 @@
+CREATE TABLE IF NOT EXISTS favourites (
+  address VARCHAR NOT NULL,
+  name TEXT NOT NULL,
+  PRIMARY KEY (address)
+) WITHOUT ROWID;
+

services/shhext/api_nimbus.go

@@ -4,6 +4,7 @@ package shhext
 
 import (
 	"context"
+
 	"github.com/status-im/status-go/protocol/common"
 
 	"github.com/ethereum/go-ethereum/log"

services/wallet/api.go

@@ -161,3 +161,17 @@ func (api *API) DeletePendingTransaction(ctx context.Context, transactionHash co
 	log.Debug("result from database for remove pending transaction", "err", err)
 	return err
 }
+
+func (api *API) GetFavourites(ctx context.Context) ([]*Favourite, error) {
+	log.Debug("call to get favourites")
+	rst, err := api.s.db.GetFavourites()
+	log.Debug("result from database for favourites", "len", len(rst))
+	return rst, err
+}
+
+func (api *API) AddFavourite(ctx context.Context, favourite Favourite) error {
+	log.Debug("call to create or update favourites")
+	err := api.s.db.AddFavourite(favourite)
+	log.Debug("result from database for create or update favouritesn", "err", err)
+	return err
+}

services/wallet/database.go

@@ -659,6 +659,41 @@ func (db *Database) DeletePendingTransaction(transactionHash common.Hash) error
 	return err
 }
 
+type Favourite struct {
+	Address common.Address `json:"address"`
+	Name    string         `json:"name"`
+}
+
+func (db *Database) GetFavourites() ([]*Favourite, error) {
+	rows, err := db.db.Query(`SELECT address, name FROM favourites`)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var rst []*Favourite
+	for rows.Next() {
+		favourite := &Favourite{}
+		err := rows.Scan(&favourite.Address, &favourite.Name)
+		if err != nil {
+			return nil, err
+		}
+
+		rst = append(rst, favourite)
+	}
+
+	return rst, nil
+}
+
+func (db *Database) AddFavourite(favourite Favourite) error {
+	insert, err := db.db.Prepare("INSERT OR REPLACE INTO favourites (address, name) VALUES (?, ?)")
+	if err != nil {
+		return err
+	}
+	_, err = insert.Exec(favourite.Address, favourite.Name)
+	return err
+}
+
 // statementCreator allows to pass transaction or database to use in consumer.
 type statementCreator interface {
 	Prepare(query string) (*sql.Stmt, error)