pixwhile/config.cpp

#include <stdexcept>

#include "file.h"
#include "config.h"

Config load_config(const char* path) {
    File config_file(path, "r");
    return nlohmann::json::parse(config_file.get());
}

void from_json(const nlohmann::json& j, Config& config) {
    using namespace std::string_literals;

    j.at("bind_host").get_to(config.bind_host);
    j.at("bind_port").get_to(config.bind_port);
    if (config.bind_port < 0) {
        throw std::invalid_argument("Invalid port to bind to: "s + std::to_string(config.bind_port));
    }
    config.image_proxy_url = j.at("image_proxy_url").get<std::string>();
    if (j.contains("canonical_origin") && j["canonical_origin"].is_string()) {
        config.canonical_origin = j["canonical_origin"].get<std::string>();
    }
}