add download and installed size to details

src/package.vala

@@ -42,6 +42,8 @@ namespace Pamac {
 		public string installdate;
 		public string reason;
 		public string has_signature;
+		public string downloadsize;
+		public string installsize;
 		public string[] licenses;
 		public string[] depends;
 		public string[] optdepends;

src/pamac-manager/manager_window.vala

@@ -710,6 +710,12 @@ namespace Pamac {
 			if (details.repo != "") {
 				previous_widget = populate_details_grid (dgettext (null, "Repository"), details.repo, previous_widget);
 			}
+			if (uint64.parse(details.downloadsize) > 0) {
+				previous_widget = populate_details_grid (dgettext (null, "Download size"), GLib.format_size(uint64.parse(details.downloadsize)).to_string (), previous_widget);
+			}
+			if (uint64.parse(details.installsize) > 0) {
+				previous_widget = populate_details_grid (dgettext (null, "Installed size"), GLib.format_size(uint64.parse(details.installsize)).to_string (), previous_widget);
+			}
 			if (details.groups.length > 0) {
 				var label = new Gtk.Label ("<b>%s</b>".printf (dgettext (null, "Groups") + ":"));
 				label.use_markup = true;

src/pamac-user-daemon/user_daemon.vala

@@ -611,6 +611,8 @@ namespace Pamac {
 			string packager = "";
 			string builddate = "";
 			string installdate = "";
+			string downloadsize = "";
+			string installsize = "";
 			string[] groups = {};
 			string[] backups = {};
 			string[] licenses = {};
@@ -648,6 +650,10 @@ namespace Pamac {
 					groups += ((Alpm.List<unowned string>) list).data;
 					list.next ();
 				}
+				// download size
+				downloadsize = alpm_pkg.download_size.to_string ();
+				// installed size
+				installsize = alpm_pkg.isize.to_string ();
 				// licenses
 				list = alpm_pkg.licenses;
 				while (list != null) {
@@ -744,6 +750,8 @@ namespace Pamac {
 			details.builddate = (owned) builddate;
 			details.installdate = (owned) installdate;
 			details.reason = (owned) reason;
+			details.downloadsize = (owned) downloadsize;
+			details.installsize = (owned) installsize;
 			details.has_signature = (owned) has_signature;
 			details.licenses = (owned) licenses;
 			details.depends = (owned) depends;

src/transaction.vala

@@ -815,7 +815,9 @@ namespace Pamac {
 					builddate = "",
 					installdate = "",
 					reason = "",
-					has_signature = ""
+					has_signature = "",
+					downloadsize = "",
+					installsize = ""
 				};
 			}
 		}