Soundcloud: automatically fetch next page when reaching end of related music list

3 files changed, 40 insertions, 11 deletions

diff --git a/TODO b/TODO
index 6e6a578..0d19b85 100644
--- a/TODO
+++ b/TODO
@@ -159,5 +159,4 @@ Check what happens with xsrf_token if comments are not fetched for a long time.
 Add support for comments in live youtube videos, api is at: https://www.youtube.com/youtubei/v1/live_chat/get_live_chat?key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8.
 Make video visible when reading comments (youtube).
 Convert nyaa.si/spotify/soundcloud date from ISO date string to local time.
-When ui is scaled then the predicated thumbnail size will be wrong since its scaled in Body but not in the plugins where they are requested.
-Automatically fetch the next page on soundcloud when playing music and reaching the bottom, to be able to play the music from the next page as well.
\ No newline at end of file
+When ui is scaled then the predicated thumbnail size will be wrong since its scaled in Body but not in the plugins where they are requested.
\ No newline at end of file
diff --git a/include/QuickMedia.hpp b/include/QuickMedia.hpp
index ec16feb..3e8e7c7 100644
--- a/include/QuickMedia.hpp
+++ b/include/QuickMedia.hpp
@@ -100,7 +100,7 @@ namespace QuickMedia {
         void page_loop_render(sf::RenderWindow &window, std::vector<Tab> &tabs, int selected_tab, TabAssociatedData &tab_associated_data, const Json::Value *json_chapters);
         using PageLoopSubmitHandler = std::function<void(const std::vector<Tab> &new_tabs)>;
         void page_loop(std::vector<Tab> &tabs, int start_tab_index = 0, PageLoopSubmitHandler after_submit_handler = nullptr);
-        void video_content_page(VideoPage *video_page, std::string video_title, bool download_if_streaming_fails, BodyItems &next_play_items, int play_index);
+        void video_content_page(Page *parent_page, VideoPage *video_page, std::string video_title, bool download_if_streaming_fails, BodyItems &next_play_items, int play_index, int *parent_body_page = nullptr, const std::string &parent_page_search = "");
         // Returns -1 to go to previous chapter, 0 to stay on same chapter and 1 to go to next chapter
         int image_page(MangaImagesPage *images_page, Body *chapters_body);
         void image_continuous_page(MangaImagesPage *images_page);
diff --git a/src/QuickMedia.cpp b/src/QuickMedia.cpp
index 06abf22..705e8ff 100644
--- a/src/QuickMedia.cpp
+++ b/src/QuickMedia.cpp
@@ -1186,7 +1186,7 @@ namespace QuickMedia {
             } else if(new_tabs.size() == 1 && new_tabs[0].page->get_type() == PageTypez::VIDEO) {
                 current_page = PageType::VIDEO_CONTENT;
                 int selected_index = tabs[selected_tab].body->get_selected_item();
-                video_content_page(static_cast<VideoPage*>(new_tabs[0].page.get()), selected_item->get_title(), false, tabs[selected_tab].body->items, selected_index);
+                video_content_page(tabs[selected_tab].page.get(), static_cast<VideoPage*>(new_tabs[0].page.get()), selected_item->get_title(), false, tabs[selected_tab].body->items, selected_index, &tab_associated_data[selected_tab].fetched_page, tab_associated_data[selected_tab].update_search_text);
             } else if(new_tabs.size() == 1 && new_tabs[0].page->get_type() == PageTypez::CHAT) {
                 body_set_selected_item(tabs[selected_tab].body.get(), selected_item.get());
                 current_page = PageType::CHAT;
@@ -1726,7 +1726,7 @@ namespace QuickMedia {
 
 #define CLEANMASK(mask) ((mask) & (ShiftMask|ControlMask|Mod1Mask|Mod4Mask|Mod5Mask))
 
-    void Program::video_content_page(VideoPage *video_page, std::string video_title, bool download_if_streaming_fails, BodyItems &next_play_items, int play_index) {
+    void Program::video_content_page(Page *parent_page, VideoPage *video_page, std::string video_title, bool download_if_streaming_fails, BodyItems &next_play_items, int play_index, int *parent_body_page, const std::string &parent_page_search) {
         sf::Clock time_watched_timer;
         bool added_recommendations = false;
         bool video_loaded = false;
@@ -2027,8 +2027,8 @@ namespace QuickMedia {
             } else if(update_err == VideoPlayer::Error::EXITED && video_player->exit_status == 0 && !is_matrix) {
                 std::string new_video_url;
                 std::string new_video_title;
+
                 // Find video that hasn't been played before in this video session
-                // TODO: Remove duplicates
                 for(auto it = related_videos.begin(), end = related_videos.end(); it != end; ++it) {
                     if(watched_videos.find((*it)->url) == watched_videos.end() && !video_page->video_should_be_skipped((*it)->url)) {
                         new_video_url = (*it)->url;
@@ -2038,6 +2038,36 @@ namespace QuickMedia {
                     }
                 }
 
+                if(new_video_url.empty() && parent_page && parent_body_page) {
+                    BodyItems new_body_items;
+                    const int fetch_page = (*parent_body_page) + 1;
+                    run_task_with_loading_screen([parent_page, parent_page_search, fetch_page, &new_body_items] {
+                        if(parent_page->get_page(parent_page_search, fetch_page, new_body_items) != PluginResult::OK) {
+                            fprintf(stderr, "Failed to get next page (page %d)\n", fetch_page);
+                            return false;
+                        }
+                        return true;
+                    });
+
+                    fprintf(stderr, "Finished fetching page %d, num new messages: %zu\n", fetch_page, new_body_items.size());
+                    size_t num_new_messages = new_body_items.size();
+                    if(num_new_messages > 0) {
+                        next_play_items.insert(next_play_items.end(), new_body_items.begin(), new_body_items.end());
+                        (*parent_body_page)++;
+                        related_videos = std::move(new_body_items);
+
+                        // Find video that hasn't been played before in this video session
+                        for(auto it = related_videos.begin(), end = related_videos.end(); it != end; ++it) {
+                            if(watched_videos.find((*it)->url) == watched_videos.end() && !video_page->video_should_be_skipped((*it)->url)) {
+                                new_video_url = (*it)->url;
+                                new_video_title = (*it)->get_title();
+                                related_videos.erase(it);
+                                break;
+                            }
+                        }
+                    }
+                }
+
                 // If there are no videos to play, then dont play any...
                 if(new_video_url.empty()) {
                     show_notification("QuickMedia", "No more related videos to play");
@@ -2834,7 +2864,7 @@ namespace QuickMedia {
                                 thread_page->video_url = selected_item->attached_content_url;
                                 BodyItems next_items;
                                 // TODO: Use real title
-                                video_content_page(thread_page, "", true, next_items, 0);
+                                video_content_page(thread_page, thread_page, "", true, next_items, 0);
                                 redraw = true;
                             } else {
                                 if(downloading_image && load_image_future.valid())
@@ -4131,7 +4161,7 @@ namespace QuickMedia {
         const float chat_input_padding_x = std::floor(10.0f * get_ui_scale());
         const float chat_input_padding_y = std::floor(10.0f * get_ui_scale());
 
-        auto launch_url = [this, &video_page, &redraw](const std::string &url) mutable {
+        auto launch_url = [this, matrix_chat_page, &video_page, &redraw](const std::string &url) mutable {
             if(url.empty())
                 return;
 
@@ -4143,7 +4173,7 @@ namespace QuickMedia {
                 video_page->url = url;
                 BodyItems next_items;
                 // TODO: Add title
-                video_content_page(video_page.get(), "", false, next_items, 0);
+                video_content_page(matrix_chat_page, video_page.get(), "", false, next_items, 0);
                 redraw = true;
             } else {
                 const char *launch_program = "xdg-open";
@@ -4201,7 +4231,7 @@ namespace QuickMedia {
             }
         };
 
-        auto display_url_or_image = [this, &selected_tab, &redraw, &video_page, &launch_url, &chat_state, &url_selection_body](BodyItem *selected) {
+        auto display_url_or_image = [this, matrix_chat_page, &selected_tab, &redraw, &video_page, &launch_url, &chat_state, &url_selection_body](BodyItem *selected) {
             if(!selected)
                 return false;
 
@@ -4225,7 +4255,7 @@ namespace QuickMedia {
                         video_page->url = selected->url;
                         BodyItems next_items;
                         // TODO: Add title
-                        video_content_page(video_page.get(), "", message_type == MessageType::VIDEO || message_type == MessageType::AUDIO, next_items, 0);
+                        video_content_page(matrix_chat_page, video_page.get(), "", message_type == MessageType::VIDEO || message_type == MessageType::AUDIO, next_items, 0);
                         no_video = prev_no_video;
                         redraw = true;
                         return true;