Setup default encryption settings

libdino/src/entity/conversation.vala

@@ -35,7 +35,7 @@ public class Conversation : Object {
             }
         }
     }
-    public Encryption encryption { get; set; default = Encryption.NONE; }
+    public Encryption encryption { get; set; default = Encryption.UNKNOWN; }
     public Message? read_up_to { get; set; }
     public int read_up_to_item { get; set; default=-1; }
 

libdino/src/entity/encryption.vala

@@ -11,6 +11,27 @@ namespace Dino.Entities {
         public bool is_some() {
             return this != NONE;
         }
+
+        public static Encryption parse(string str) {
+            switch (str) {
+                case "DINO_ENTITIES_ENCRYPTION_NONE":
+                    return NONE;
+                case "DINO_ENTITIES_ENCRYPTION_PGP":
+                    return PGP;
+                case "DINO_ENTITIES_ENCRYPTION_OMEMO":
+                    return OMEMO;
+                case "DINO_ENTITIES_ENCRYPTION_DTLS_SRTP":
+                    return DTLS_SRTP;
+                case "DINO_ENTITIES_ENCRYPTION_SRTP":
+                    return SRTP;
+                case "DINO_ENTITIES_ENCRYPTION_UNKNOWN":
+                    // Fall through.
+                default:
+                    break;
+            }
+
+            return UNKNOWN;
+        }
     }
 
 }

libdino/src/entity/settings.vala

@@ -12,6 +12,7 @@ public class Settings : Object {
         notifications_ = col_to_bool_or_default("notifications", true);
         convert_utf8_smileys_ = col_to_bool_or_default("convert_utf8_smileys", true);
         check_spelling = col_to_bool_or_default("check_spelling", true);
+        default_encryption = col_to_encryption_or_default("default_encryption", Encryption.UNKNOWN);
     }
 
     private bool col_to_bool_or_default(string key, bool def) {
@@ -19,6 +20,12 @@ public class Settings : Object {
         return val != null ? bool.parse(val) : def;
     }
 
+    private Encryption col_to_encryption_or_default(string key, Encryption def) {
+        var sval = db.settings.value;
+        string? val = db.settings.select({sval}).with(db.settings.key, "=", key)[sval];
+        return val != null ? Encryption.parse(val) : def;
+    }
+
     private bool send_typing_;
     public bool send_typing {
         get { return send_typing_; }
@@ -79,6 +86,20 @@ public class Settings : Object {
             check_spelling_ = value;
         }
     }
+
+    private Encryption default_encryption_;
+    public Encryption default_encryption {
+        get { return default_encryption_; }
+        set {
+            string valstr = value.to_string();
+            db.settings.upsert()
+                .value(db.settings.key, "default_encryption", true)
+                .value(db.settings.value, valstr)
+                .perform();
+            default_encryption_ = value;
+        }
+    }
+
 }
 
 }

main/data/settings_dialog.ui

@@ -7,6 +7,49 @@
         <property name="search-enabled">False</property>
         <child>
             <object class="AdwPreferencesPage">
+                <child>
+                    <object class="AdwPreferencesGroup">
+                        <child>
+                            <object class="AdwActionRow">
+                                <property name="title" translatable="yes">Default encryption</property>
+                                <child>
+                                    <object class="GtkBox" id="default_encryption_box">
+                                        <child>
+                                            <object class="GtkCheckButton" id="encryption_radio_undecided">
+                                                <property name="label" translatable="yes">Ask</property>
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">True</property>
+                                                <property name="receives_default">False</property>
+                                                <property name="active">False</property>
+                                                <property name="group">encryption_radio_undecided</property>
+                                            </object>
+                                        </child>
+                                        <child>
+                                            <object class="GtkCheckButton" id="encryption_radio_omemo">
+                                                <property name="label" translatable="yes">OMEMO</property>
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">True</property>
+                                                <property name="receives_default">False</property>
+                                                <property name="active">False</property>
+                                                <property name="group">encryption_radio_undecided</property>
+                                            </object>
+                                        </child>
+                                        <child>
+                                            <object class="GtkCheckButton" id="encryption_radio_openpgp">
+                                                <property name="label" translatable="yes">OpenPGP</property>
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">True</property>
+                                                <property name="receives_default">False</property>
+                                                <property name="active">False</property>
+                                                <property name="group">encryption_radio_undecided</property>
+                                            </object>
+                                        </child>
+                                    </object>
+                                </child>
+                            </object>
+                        </child>
+                    </object>
+                </child>
                 <child>
                     <object class="AdwPreferencesGroup">
                         <child>

main/src/ui/settings_dialog.vala

@@ -1,4 +1,5 @@
 using Gtk;
+using Dino.Entities;
 
 namespace Dino.Ui {
 
@@ -9,6 +10,9 @@ class SettingsDialog : Adw.PreferencesWindow {
     [GtkChild] private unowned Switch marker_switch;
     [GtkChild] private unowned Switch notification_switch;
     [GtkChild] private unowned Switch emoji_switch;
+    [GtkChild] private unowned CheckButton encryption_radio_undecided;
+    [GtkChild] private unowned CheckButton encryption_radio_omemo;
+    [GtkChild] private unowned CheckButton encryption_radio_openpgp;
 
     Dino.Entities.Settings settings = Dino.Application.get_default().settings;
 
@@ -19,11 +23,34 @@ class SettingsDialog : Adw.PreferencesWindow {
         marker_switch.active = settings.send_marker;
         notification_switch.active = settings.notifications;
         emoji_switch.active = settings.convert_utf8_smileys;
+        encryption_radio_undecided.active = settings.default_encryption == Encryption.UNKNOWN;
+        encryption_radio_omemo.active = settings.default_encryption == Encryption.OMEMO;
+        encryption_radio_openpgp.active = settings.default_encryption == Encryption.PGP;
+
 
         typing_switch.notify["active"].connect(() => { settings.send_typing = typing_switch.active; } );
         marker_switch.notify["active"].connect(() => { settings.send_marker = marker_switch.active; } );
         notification_switch.notify["active"].connect(() => { settings.notifications = notification_switch.active; } );
         emoji_switch.notify["active"].connect(() => { settings.convert_utf8_smileys = emoji_switch.active; });
+
+        encryption_radio_undecided.notify["active"].connect(() => {
+            if (encryption_radio_undecided.active) {
+                settings.default_encryption = Encryption.UNKNOWN;
+            }
+        });
+
+        encryption_radio_omemo.notify["active"].connect(() => {
+            if (encryption_radio_omemo.active) {
+                settings.default_encryption = Encryption.OMEMO;
+            }
+        });
+
+        encryption_radio_openpgp.notify["active"].connect(() => {
+            if (encryption_radio_openpgp.active) {
+                settings.default_encryption = Encryption.PGP;
+            }
+        });
+
     }
 }