Initial bot functionality

* The bot now properly joins the management room
* The management room is persisted in the database
* Welcome/help messages are sent in the management room

config/bridge.go

@@ -8,6 +8,10 @@ import (
 type bridge struct {
 	UsernameTemplate string `yaml:"username_template"`
 
+	ManagementRoomText managementRoomText `yaml:"management_root_text"`
+
+	PortalMessageBuffer int `yaml:"portal_message_buffer"`
+
 	usernameTemplate *template.Template `yaml:"-"`
 }
 
@@ -18,11 +22,19 @@ func (b *bridge) validate() error {
 		b.UsernameTemplate = "Discord_{{.}}"
 	}
 
+	if b.PortalMessageBuffer <= 0 {
+		b.PortalMessageBuffer = 128
+	}
+
 	b.usernameTemplate, err = template.New("username").Parse(b.UsernameTemplate)
 	if err != nil {
 		return err
 	}
 
+	if err := b.ManagementRoomText.validate(); err != nil {
+		return err
+	}
+
 	return nil
 }
 

config/managementroomtext.go

@@ -0,0 +1,38 @@
+package config
+
+type managementRoomText struct {
+	Welcome        string `yaml:"welcome"`
+	Connected      string `yaml:"welcome_connected"`
+	NotConnected   string `yaml:"welcome_unconnected"`
+	AdditionalHelp string `yaml:"additional_help"`
+}
+
+func (m *managementRoomText) validate() error {
+	if m.Welcome == "" {
+		m.Welcome = "Greetings, I am a Discord bridge bot!"
+	}
+
+	if m.Connected == "" {
+		m.Connected = "Use `help` to get started."
+	}
+
+	if m.NotConnected == "" {
+		m.NotConnected = "Use `help` to get started, or `login` to login."
+	}
+
+	return nil
+}
+
+func (m *managementRoomText) UnmarshalYAML(unmarshal func(interface{}) error) error {
+	type rawManagementRoomText managementRoomText
+
+	raw := rawManagementRoomText{}
+
+	if err := unmarshal(&raw); err != nil {
+		return err
+	}
+
+	*m = managementRoomText(raw)
+
+	return m.validate()
+}