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#include "../include/Config.hpp"
#include "../include/Storage.hpp"
#include <json/value.h>
#include <assert.h>
#include <X11/Xlib.h>
namespace QuickMedia {
static bool config_initialized = false;
static Config *config = nullptr;
static float scale = 1.0f;
static bool scale_set = false;
static const int XFT_DPI_DEFAULT = 96;
// Returns XFT_DPI_DEFAULT on error
static int xrdb_get_dpi() {
int xft_dpi = XFT_DPI_DEFAULT;
Display *display = XOpenDisplay(nullptr);
if(!display) {
fprintf(stderr, "Failed to open x display\n");
return xft_dpi;
}
char *dpi = XGetDefault(display, "Xft", "dpi");
if(dpi) {
xft_dpi = strtol(dpi, nullptr, 10);
if(xft_dpi == 0)
xft_dpi = XFT_DPI_DEFAULT;
}
XCloseDisplay(display);
return xft_dpi;
}
static float get_ui_scale() {
if(scale_set)
return scale;
const char *gdk_scale = getenv("GDK_SCALE");
if(gdk_scale) {
setlocale(LC_ALL, "C"); // Sigh... stupid C
scale = atof(gdk_scale);
} else {
scale = (float)xrdb_get_dpi() / (float)XFT_DPI_DEFAULT;
}
if(scale < 0.0001f)
scale = 1.0f;
scale_set = true;
return scale;
}
// No-op if this has already been called before
static void init_config() {
if(config_initialized)
return;
setlocale(LC_ALL, "C"); // Sigh... stupid C
config_initialized = true;
// Wtf? can't use static non-pointer config because it causes a segfault when setting config.theme.
// It looks like a libc bug??? crashes for both gcc and clang.
config = new Config();
config->scale = get_ui_scale();
Path config_path = get_storage_dir().join("config.json");
if(get_file_type(config_path) != FileType::REGULAR) {
return;
}
Json::Value json_root;
if(!read_file_as_json(config_path, json_root) || !json_root.isObject()) {
fprintf(stderr, "Warning: failed to parse config file: %s\n", config_path.data.c_str());
return;
}
const Json::Value &search_json = json_root["search"];
if(search_json.isObject()) {
const Json::Value &font_size_json = search_json["font_size"];
if(font_size_json.isNumeric())
config->search.font_size = font_size_json.asInt();
}
const Json::Value &tab_json = json_root["tab"];
if(tab_json.isObject()) {
const Json::Value &font_size_json = tab_json["font_size"];
if(font_size_json.isNumeric())
config->tab.font_size = font_size_json.asInt();
}
const Json::Value &body_json = json_root["body"];
if(body_json.isObject()) {
const Json::Value &title_font_size = body_json["title_font_size"];
if(title_font_size.isNumeric())
config->body.title_font_size = title_font_size.asInt();
const Json::Value &author_font_size = body_json["author_font_size"];
if(author_font_size.isNumeric())
config->body.author_font_size = author_font_size.asInt();
const Json::Value &description_font_size = body_json["description_font_size"];
if(description_font_size.isNumeric())
config->body.description_font_size = description_font_size.asInt();
const Json::Value ×tamp_font_size = body_json["timestamp_font_size"];
if(timestamp_font_size.isNumeric())
config->body.timestamp_font_size = timestamp_font_size.asInt();
const Json::Value &reaction_font_size = body_json["reaction_font_size"];
if(reaction_font_size.isNumeric())
config->body.reaction_font_size = reaction_font_size.asInt();
const Json::Value &embedded_load_font_size = body_json["embedded_load_font_size"];
if(embedded_load_font_size.isNumeric())
config->body.embedded_load_font_size = embedded_load_font_size.asInt();
}
const Json::Value &input_json = json_root["input"];
if(input_json.isObject()) {
const Json::Value &font_size_json = input_json["font_size"];
if(font_size_json.isNumeric())
config->input.font_size = font_size_json.asInt();
}
const Json::Value &video_json = json_root["video"];
if(video_json.isObject()) {
const Json::Value &max_height_json = video_json["max_height"];
if(max_height_json.isNumeric())
config->video.max_height = max_height_json.asInt();
}
const Json::Value &use_system_fonts_json = json_root["use_system_fonts"];
if(use_system_fonts_json.isBool())
config->use_system_fonts = use_system_fonts_json.asBool();
const Json::Value &use_system_mpv_config_json = json_root["use_system_mpv_config"];
if(use_system_mpv_config_json.isBool())
config->use_system_mpv_config = use_system_mpv_config_json.asBool();
const Json::Value &theme_json = json_root["theme"];
if(theme_json.isString())
config->theme = theme_json.asString();
const Json::Value &scale_json = json_root["scale"];
if(scale_json.isNumeric())
config->scale = scale_json.asFloat();
const Json::Value &font_scale = json_root["font_scale"];
if(font_scale.isNumeric())
config->font_scale = font_scale.asFloat();
const Json::Value &spacing_scale = json_root["spacing_scale"];
if(spacing_scale.isNumeric())
config->spacing_scale = spacing_scale.asFloat();
const Json::Value &local_manga_directory_json = json_root["local_manga_directory"];
if(local_manga_directory_json.isString())
config->local_manga_directory = local_manga_directory_json.asString();
const Json::Value &local_manga_sort_by_name_json = json_root["local_manga_sort_by_name"];
if(local_manga_sort_by_name_json.isBool())
config->local_manga_sort_by_name = local_manga_sort_by_name_json.asBool();
const Json::Value &local_manga_sort_chapters_by_name_json = json_root["local_manga_sort_chapters_by_name"];
if(local_manga_sort_chapters_by_name_json.isBool())
config->local_manga_sort_chapters_by_name = local_manga_sort_chapters_by_name_json.asBool();
}
const Config& get_config() {
init_config();
return *config;
}
}
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