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#include "../../plugins/MangaCombined.hpp"
#include <algorithm>
namespace QuickMedia {
static const int SEARCH_TIMEOUT_MILLISECONDS = 5000;
MangaCombinedSearchPage::MangaCombinedSearchPage(Program *program, std::vector<MangaPlugin> search_pages) :
LazyFetchPage(program), search_pages(std::move(search_pages))
{
}
using PluginFinishedState = std::pair<MangaPlugin*, std::unique_ptr<BodyItems>>;
static void result_items_add_thread_results(std::vector<MangaCombinedSearchThread> &search_threads, BodyItems &result_items) {
std::sort(search_threads.begin(), search_threads.end(), [](const MangaCombinedSearchThread &plugin1, const MangaCombinedSearchThread &plugin2){
return plugin1.first->title < plugin2.first->title;
});
std::vector<PluginFinishedState> plugin_finished_state(search_threads.size());
for(size_t i = 0; i < plugin_finished_state.size(); ++i) {
plugin_finished_state[i].first = search_threads[i].first;
plugin_finished_state[i].second = nullptr;
}
int accumulated_sleep_time = 0;
while(true) {
if(program_is_dead_in_current_thread())
break;
size_t num_dead_threads = 0;
for(size_t i = 0; i < search_threads.size(); ++i) {
auto &search_thread = search_threads[i];
if(!search_thread.second.valid()) {
if(!plugin_finished_state[i].second)
++num_dead_threads;
continue;
}
if(!search_thread.second.ready())
continue;
plugin_finished_state[i].second = std::make_unique<BodyItems>(search_thread.second.get());
if(plugin_finished_state[i].second->empty())
continue;
for(auto &new_body_item : *plugin_finished_state[i].second) {
new_body_item->userdata = search_thread.first->page.get();
}
}
if(num_dead_threads == search_threads.size())
break;
size_t num_finished_plugins = 0;
for(auto &f : plugin_finished_state) {
if(f.second)
++num_finished_plugins;
}
if(num_finished_plugins == search_threads.size()) {
for(auto &f : plugin_finished_state) {
if(f.second && !f.second->empty()) {
auto title_item = BodyItem::create("", false);
title_item->set_author(f.first->title);
result_items.push_back(std::move(title_item));
result_items.insert(result_items.end(), std::move_iterator(f.second->begin()), std::move_iterator(f.second->end()));
}
}
break;
}
int sleep_time_ms = 50;
std::this_thread::sleep_for(std::chrono::milliseconds(sleep_time_ms));
accumulated_sleep_time += sleep_time_ms;
if(accumulated_sleep_time >= SEARCH_TIMEOUT_MILLISECONDS) {
for(auto &f : plugin_finished_state) {
if(f.second) {
if(!f.second->empty()) {
auto title_item = BodyItem::create("", false);
title_item->set_author(f.first->title);
result_items.push_back(std::move(title_item));
result_items.insert(result_items.end(), std::move_iterator(f.second->begin()), std::move_iterator(f.second->end()));
}
} else {
auto title_item = BodyItem::create("", false);
title_item->set_author(f.first->title + " timed out ");
result_items.push_back(std::move(title_item));
}
}
break;
}
}
}
SearchResult MangaCombinedSearchPage::search(const std::string &str, BodyItems &result_items) {
search_threads.clear();
if(str.empty())
return SearchResult::OK;
for(auto &search_page : search_pages) {
search_threads.push_back(std::make_pair(&search_page, AsyncTask<BodyItems>([&str, &search_page]() {
BodyItems search_page_body_items;
search_page.page->search(str, search_page_body_items);
return search_page_body_items;
})));
}
result_items_add_thread_results(search_threads, result_items);
return SearchResult::OK;
}
PluginResult MangaCombinedSearchPage::get_page(const std::string &str, int page, BodyItems &result_items) {
search_threads.clear();
for(auto &search_page : search_pages) {
search_threads.push_back(std::make_pair(&search_page, AsyncTask<BodyItems>([&str, page, &search_page]() {
BodyItems search_page_body_items;
search_page.page->get_page(str, page, search_page_body_items);
return search_page_body_items;
})));
}
result_items_add_thread_results(search_threads, result_items);
return PluginResult::OK;
}
PluginResult MangaCombinedSearchPage::submit(const SubmitArgs &args, std::vector<Tab> &result_tabs) {
Page *page = (Page*)args.userdata;
if(!page) return PluginResult::OK;
return page->submit(args, result_tabs);
}
PluginResult MangaCombinedSearchPage::lazy_fetch(BodyItems&) {
for(MangaPlugin &manga_plugin : search_pages) {
if(manga_plugin.local_manga) {
LazyFetchPage *lazy_fetch_page = dynamic_cast<LazyFetchPage*>(manga_plugin.page.get());
if(lazy_fetch_page) {
BodyItems dummy_body_items;
lazy_fetch_page->lazy_fetch(dummy_body_items);
}
}
}
return PluginResult::OK;
}
void MangaCombinedSearchPage::cancel_operation() {
for(auto &search_thread : search_threads) {
search_thread.second.cancel();
}
search_threads.clear();
}
}
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