nixpkgs/pkgs/desktops/pantheon/apps/appcenter/drop-homepage-banner.patch

From b1e09653d755ca6ffd03a1e3e67750e6bcc2bc6f Mon Sep 17 00:00:00 2001
From: Bobby Rong <rjl931189261@126.com>
Date: Wed, 22 Sep 2021 11:54:48 +0800
Subject: [PATCH 2/2] Drop homepage banner

---
 src/Views/Homepage.vala | 181 +---------------------------------------
 1 file changed, 1 insertion(+), 180 deletions(-)

diff --git a/src/Views/Homepage.vala b/src/Views/Homepage.vala
index 576fc02c..80a1d221 100644
--- a/src/Views/Homepage.vala
+++ b/src/Views/Homepage.vala
@@ -31,67 +31,12 @@ public class AppCenter.Homepage : AbstractView {
     public bool viewing_package { get; private set; default = false; }
 
     public AppStream.Category currently_viewed_category;
-    private Hdy.Carousel banner_carousel;
-    private Gtk.Revealer banner_revealer;
-    private Gtk.FlowBox recently_updated_carousel;
-    private Gtk.Revealer recently_updated_revealer;
-
-    private uint banner_timeout_id;
 
     construct {
-        banner_carousel = new Hdy.Carousel () {
-            allow_long_swipes = true
-        };
-
-        var banner_event_box = new Gtk.EventBox ();
-        banner_event_box.events |= Gdk.EventMask.ENTER_NOTIFY_MASK;
-        banner_event_box.events |= Gdk.EventMask.LEAVE_NOTIFY_MASK;
-        banner_event_box.add (banner_carousel);
-
-        var banner_dots = new Hdy.CarouselIndicatorDots () {
-            carousel = banner_carousel
-        };
-
-        var banner_grid = new Gtk.Grid () {
-            orientation = Gtk.Orientation.VERTICAL
-        };
-        banner_grid.add (banner_event_box);
-        banner_grid.add (banner_dots);
-
-        banner_revealer = new Gtk.Revealer ();
-        banner_revealer.add (banner_grid);
-
-        var recently_updated_label = new Granite.HeaderLabel (_("Recently Updated")) {
-            margin_start = 12
-        };
-
-        recently_updated_carousel = new Gtk.FlowBox () {
-            activate_on_single_click = true,
-            column_spacing = 12,
-            row_spacing = 12,
-            homogeneous = true,
-            max_children_per_line = 5,
-            min_children_per_line = 3
-        };
-
-        var recently_updated_grid = new Gtk.Grid () {
-            margin_end = 12,
-            margin_start = 12
-        };
-        recently_updated_grid.attach (recently_updated_label, 0, 0);
-        recently_updated_grid.attach (recently_updated_carousel, 0, 1);
-
-        recently_updated_revealer = new Gtk.Revealer ();
-        recently_updated_revealer.add (recently_updated_grid );
-
-        var categories_label = new Granite.HeaderLabel (_("Categories")) {
-            margin_start = 24,
-            margin_top = 24
-        };
-
         category_flow = new Widgets.CategoryFlowBox () {
             margin_start = 12,
             margin_end =12,
+            margin_top = 12,
             valign = Gtk.Align.START
         };
 
@@ -99,9 +44,6 @@ public class AppCenter.Homepage : AbstractView {
             column_spacing = 24,
             orientation = Gtk.Orientation.VERTICAL
         };
-        grid.add (banner_revealer);
-        grid.add (recently_updated_revealer);
-        grid.add (categories_label);
         grid.add (category_flow);
 
         scrolled_window = new Gtk.ScrolledWindow (null, null) {
@@ -111,19 +53,6 @@ public class AppCenter.Homepage : AbstractView {
 
         add (scrolled_window);
 
-        var local_package = App.local_package;
-        if (local_package != null) {
-            var banner = new Widgets.Banner (local_package);
-
-            banner_carousel.prepend (banner);
-
-            banner.clicked.connect (() => {
-                show_package (local_package);
-            });
-        }
-
-        load_banners_and_carousels.begin ();
-
         category_flow.child_activated.connect ((child) => {
             var item = child as Widgets.CategoryItem;
             if (item != null) {
@@ -159,94 +88,8 @@ public class AppCenter.Homepage : AbstractView {
                         }
                     }
                 }
-
-                return GLib.Source.REMOVE;
             });
         });
-
-        banner_event_box.enter_notify_event.connect (() => {
-            banner_timeout_stop ();
-        });
-
-        banner_event_box.leave_notify_event.connect (() => {
-            banner_timeout_start ();
-        });
-
-        recently_updated_carousel.child_activated.connect ((child) => {
-            var package_row_grid = (AppCenter.Widgets.ListPackageRowGrid) child.get_child ();
-
-            show_package (package_row_grid.package);
-        });
-    }
-
-    private async void load_banners_and_carousels () {
-        unowned var fp_client = AppCenterCore.FlatpakBackend.get_default ();
-        var packages_by_release_date = fp_client.get_featured_packages_by_release_date ();
-        var packages_in_banner = new Gee.LinkedList<AppCenterCore.Package> ();
-
-        int package_count = 0;
-        foreach (var package in packages_by_release_date) {
-            if (package_count >= MAX_PACKAGES_IN_BANNER) {
-                break;
-            }
-
-            var installed = false;
-            foreach (var origin_package in package.origin_packages) {
-                try {
-                    if (yield origin_package.backend.is_package_installed (origin_package)) {
-                        installed = true;
-                        break;
-                    }
-                } catch (Error e) {
-                    continue;
-                }
-            }
-
-            if (!installed) {
-                packages_in_banner.add (package);
-                package_count++;
-            }
-        }
-
-        foreach (var package in packages_in_banner) {
-            var banner = new Widgets.Banner (package);
-            banner.clicked.connect (() => {
-                show_package (package);
-            });
-
-            banner_carousel.add (banner);
-        }
-
-        banner_carousel.show_all ();
-        banner_revealer.reveal_child = true;
-        banner_timeout_start ();
-
-        foreach (var package in packages_by_release_date) {
-            if (recently_updated_carousel.get_children ().length () >= MAX_PACKAGES_IN_CAROUSEL) {
-                break;
-            }
-
-            var installed = false;
-            foreach (var origin_package in package.origin_packages) {
-                try {
-                    if (yield origin_package.backend.is_package_installed (origin_package)) {
-                        installed = true;
-                        break;
-                    }
-                } catch (Error e) {
-                    continue;
-                }
-            }
-
-            if (!installed && !(package in packages_in_banner) && !package.is_explicit) {
-                var package_row = new AppCenter.Widgets.ListPackageRowGrid (package);
-                recently_updated_carousel.add (package_row);
-            }
-        }
-        recently_updated_carousel.show_all ();
-        recently_updated_revealer.reveal_child = recently_updated_carousel.get_children ().length () > 0;
-
-        page_loaded ();
     }
 
     public override void show_package (
@@ -307,26 +150,4 @@ public class AppCenter.Homepage : AbstractView {
         var apps = client.get_applications_for_category (category);
         app_list_view.add_packages (apps);
     }
-
-    private void banner_timeout_start () {
-        banner_timeout_id = Timeout.add (MILLISECONDS_BETWEEN_BANNER_ITEMS, () => {
-            var new_index = (uint) banner_carousel.position + 1;
-            var max_index = banner_carousel.n_pages - 1; // 0-based index
-
-            if (banner_carousel.position >= max_index) {
-                new_index = 0;
-            }
-
-            banner_carousel.switch_child (new_index, Granite.TRANSITION_DURATION_OPEN);
-
-            return Source.CONTINUE;
-        });
-    }
-
-    private void banner_timeout_stop () {
-        if (banner_timeout_id != 0) {
-            Source.remove (banner_timeout_id);
-            banner_timeout_id = 0;
-        }
-    }
 }