[geary/wip/714104-refine-account-dialog: 175/180] Explicitly pass service info to Engine validation methods

[Michael Gratton <mjog src gnome org>]

commit 37996e41d8d016d63547c657d4966871e81035fc
Author: Michael Gratton <mike vee net>
Date:   Sat Nov 17 12:13:40 2018 +1100

    Explicitly pass service info to Engine validation methods
    
    This allows validating service info classes that have not yet been added
    an account, e.g. when editing an existing account.

 src/client/accounts/accounts-editor-add-pane.vala | 12 +++++++++---
 src/engine/api/geary-engine.vala                  | 24 ++++++++++++-----------
 2 files changed, 22 insertions(+), 14 deletions(-)
---
diff --git a/src/client/accounts/accounts-editor-add-pane.vala 
b/src/client/accounts/accounts-editor-add-pane.vala
index 7d208b75..a1b80089 100644
--- a/src/client/accounts/accounts-editor-add-pane.vala
+++ b/src/client/accounts/accounts-editor-add-pane.vala
@@ -184,7 +184,9 @@ internal class Accounts.EditorAddPane : Gtk.Grid, EditorPane {
             bool smtp_valid = false;
 
             try {
-                yield this.engine.validate_imap(account, cancellable);
+                yield this.engine.validate_imap(
+                    account, account.imap, cancellable
+                );
                 imap_valid = true;
             } catch (Geary.ImapError.UNAUTHENTICATED err) {
                 debug("Error authenticating IMAP service: %s", err.message);
@@ -202,7 +204,9 @@ internal class Accounts.EditorAddPane : Gtk.Grid, EditorPane {
             if (imap_valid) {
                 debug("Validating SMTP...");
                 try {
-                    yield this.engine.validate_smtp(account, cancellable);
+                    yield this.engine.validate_smtp(
+                        account, account.smtp, cancellable
+                    );
                     smtp_valid = true;
                 } catch (Geary.SmtpError.AUTHENTICATION_FAILED err) {
                     debug("Error authenticating SMTP service: %s", err.message);
@@ -225,7 +229,9 @@ internal class Accounts.EditorAddPane : Gtk.Grid, EditorPane {
             is_valid = imap_valid && smtp_valid;
         } else {
             try {
-                yield this.engine.validate_imap(account, cancellable);
+                yield this.engine.validate_imap(
+                    account, account.imap, cancellable
+                );
                 is_valid = true;
             } catch (Geary.ImapError.UNAUTHENTICATED err) {
                 debug("Error authenticating provider: %s", err.message);
diff --git a/src/engine/api/geary-engine.vala b/src/engine/api/geary-engine.vala
index eb401221..977589c5 100644
--- a/src/engine/api/geary-engine.vala
+++ b/src/engine/api/geary-engine.vala
@@ -229,12 +229,13 @@ public class Geary.Engine : BaseObject {
      * Determines if an account's IMAP service can be connected to.
      */
     public async void validate_imap(AccountInformation account,
+                                    ServiceInformation service,
                                     GLib.Cancellable? cancellable = null)
         throws GLib.Error {
         check_opened();
 
-        if (account.imap.port == 0) {
-            account.imap.port = account.imap.use_ssl
+        if (service.port == 0) {
+            service.port = service.use_ssl
                 ? Imap.IMAP_TLS_PORT
                 : Imap.IMAP_PORT;
         }
@@ -247,7 +248,7 @@ public class Geary.Engine : BaseObject {
         // validate IMAP, which requires logging in and establishing
         // an AUTHORIZED cx state
         Geary.Imap.ClientSession? imap_session = new Imap.ClientSession(
-            account.imap.endpoint
+            service.endpoint
         );
 
         // XXX initiate_session_async doesn't seem to actually throw
@@ -261,7 +262,7 @@ public class Geary.Engine : BaseObject {
         try {
             yield imap_session.connect_async(cancellable);
             yield imap_session.initiate_session_async(
-                account.imap.credentials, cancellable
+                service.credentials, cancellable
             );
         } catch (GLib.Error err) {
             login_err = err;
@@ -290,17 +291,18 @@ public class Geary.Engine : BaseObject {
      * Determines if an account's SMTP service can be connected to.
      */
     public async void validate_smtp(AccountInformation account,
+                                    ServiceInformation service,
                                     GLib.Cancellable? cancellable = null)
         throws GLib.Error {
         check_opened();
 
-        if (account.smtp.port == 0) {
-            if (account.smtp.use_ssl) {
-                account.smtp.port = Smtp.SUBMISSION_TLS_PORT;
-            } else if (account.smtp.smtp_noauth) {
-                account.smtp.port = Smtp.SMTP_PORT;
+        if (service.port == 0) {
+            if (service.use_ssl) {
+                service.port = Smtp.SUBMISSION_TLS_PORT;
+            } else if (service.smtp_noauth) {
+                service.port = Smtp.SMTP_PORT;
             } else {
-                account.smtp.port = Smtp.SUBMISSION_PORT;
+                service.port = Smtp.SUBMISSION_PORT;
             }
         }
 
@@ -310,7 +312,7 @@ public class Geary.Engine : BaseObject {
         );
 
         Geary.Smtp.ClientSession? smtp_session = new Geary.Smtp.ClientSession(
-            account.smtp.endpoint
+            service.endpoint
         );
 
         GLib.Error? login_err = null;