We build too many walls and not enough bridges

internal/preferences/preferences.go

@@ -0,0 +1,78 @@
+// Copyright (c) 2020 Proton Technologies AG
+//
+// This file is part of ProtonMail Bridge.
+//
+// ProtonMail Bridge is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// ProtonMail Bridge is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with ProtonMail Bridge.  If not, see <https://www.gnu.org/licenses/>.
+
+// Package preferences provides key names and defaults for preferences used in Bridge.
+package preferences
+
+import (
+	"strconv"
+	"time"
+
+	"github.com/ProtonMail/proton-bridge/pkg/config"
+	"github.com/sirupsen/logrus"
+)
+
+// Keys of preferences in JSON file.
+const (
+	FirstStartKey          = "first_time_start"
+	NextHeartbeatKey       = "next_heartbeat"
+	APIPortKey             = "user_port_api"
+	IMAPPortKey            = "user_port_imap"
+	SMTPPortKey            = "user_port_smtp"
+	SMTPSSLKey             = "user_ssl_smtp"
+	AllowProxyKey          = "allow_proxy"
+	AutostartKey           = "autostart"
+	ReportOutgoingNoEncKey = "report_outgoing_email_without_encryption"
+	LastVersionKey         = "last_used_version"
+)
+
+type configProvider interface {
+	GetPreferencesPath() string
+	GetDefaultAPIPort() int
+	GetDefaultIMAPPort() int
+	GetDefaultSMTPPort() int
+}
+
+var (
+	log = logrus.WithField("pkg", "store") //nolint[gochecknoglobals]
+)
+
+// New returns loaded preferences with Bridge defaults when values are not set yet.
+func New(cfg configProvider) (pref *config.Preferences) {
+	path := cfg.GetPreferencesPath()
+	pref = config.NewPreferences(path)
+	setDefaults(pref, cfg)
+
+	log.WithField("path", path).Trace("Opened preferences")
+
+	return
+}
+
+func setDefaults(preferences *config.Preferences, cfg configProvider) {
+	preferences.SetDefault(FirstStartKey, "true")
+	preferences.SetDefault(NextHeartbeatKey, strconv.FormatInt(time.Now().Unix(), 10))
+	preferences.SetDefault(APIPortKey, strconv.Itoa(cfg.GetDefaultAPIPort()))
+	preferences.SetDefault(IMAPPortKey, strconv.Itoa(cfg.GetDefaultIMAPPort()))
+	preferences.SetDefault(SMTPPortKey, strconv.Itoa(cfg.GetDefaultSMTPPort()))
+	preferences.SetDefault(AllowProxyKey, "true")
+	preferences.SetDefault(AutostartKey, "true")
+	preferences.SetDefault(ReportOutgoingNoEncKey, "false")
+	preferences.SetDefault(LastVersionKey, "")
+
+	// By default, stick to STARTTLS. If the user uses catalina+applemail they'll have to change to SSL.
+	preferences.SetDefault(SMTPSSLKey, "false")
+}