File lyric.cc
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#include <qqmusic/details/api.h>
#include <qqmusic/lyric.h>
#include <qqmusic/result.h>
#include <qqmusic/utils/buffer.h>
#include <qqmusic/utils/common.h>
#include <qqmusic/utils/session.h>
namespace qqmusic {
Task<Result<Lyric>> get_lyric(std::string_view mid, bool qrc, bool trans, bool roma) {
auto session = utils::SessionManager::get_instance().get_session();
auto api = details::Api(session, "music.musichallSong.PlayLyricInfo", "GetPlayLyricInfo");
nlohmann::json params = {{"crypt", 1},
{"ct", 11},
{"cv", 13020508},
{"lrc_t", 0},
{"qrc", (unsigned) qrc},
{"qrc_t", 0},
{"roma", (unsigned) roma},
{"roma_t", 0},
{"trans", (unsigned) trans},
{"trans_t", 0},
{"type", 1},
{"songMid", mid}};
auto req_res = co_await api.prepare_request(params);
if (req_res.isErr()) {
co_return Err(utils::Exception(
utils::Exception::Kind(req_res.unwrapErr().get_error_enum()),
std::format("[get_lyric] -- Error occurred when preparing request: `{}`",
req_res.unwrapErr().what())));
}
auto url = req_res.unwrap().url;
auto req = req_res.unwrap().req;
auto response_res = co_await session.perform_request(url, req);
if (response_res.isErr()) {
co_return Err(utils::Exception(
utils::Exception::NetworkError,
std::format("[get_lyric] -- Error occurred when performing request: `{}`",
response_res.unwrapErr().what())));
}
auto data_res = api.parse_response(utils::resp2buf(response_res.unwrap()));
if (data_res.isErr()) {
co_return Err(
utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Error occurred when parsing reponse: `{}`",
data_res.unwrapErr().what())));
}
auto data = data_res.unwrap();
if (!data.contains("lyric") || !data.contains("trans") || !data.contains("roma")) {
co_return Err(utils::Exception(
utils::Exception::DataDestroy,
"[get_lyric] -- Assert data contains field `lyric`, `trans` and `roma` failed"));
}
Lyric res{};
utils::buffer lyric_buf{utils::hex2buf(data["lyric"].get<std::string>())};
if (lyric_buf.size() == 0) {
co_return Err(utils::Exception(
utils::Exception::DataDestroy,
std::format("[get_lyric] -- Cannot find lyric, may be `{}` is not a song", mid)));
}
auto lyric_res = utils::qrc_decode(lyric_buf, utils::qrc_type::cloud);
if (lyric_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
lyric_res.unwrapErr().what())));
}
res.lyric = lyric_res.unwrap();
utils::buffer trans_buf{utils::hex2buf(data["trans"].get<std::string>())};
if (trans && trans_buf.size()) {
auto trans_res = utils::qrc_decode(trans_buf, utils::qrc_type::cloud);
if (trans_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
trans_res.unwrapErr().what())));
}
res.trans = trans_res.unwrap();
}
utils::buffer roma_buf{utils::hex2buf(data["roma"].get<std::string>())};
if (roma && roma_buf.size()) {
auto roma_res = utils::qrc_decode(roma_buf, utils::qrc_type::cloud);
if (roma_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
roma_res.unwrapErr().what())));
}
res.roma = roma_res.unwrap();
}
co_return Ok(res);
}
Task<Result<Lyric>> get_lyric(uint64_t id, bool qrc, bool trans, bool roma) {
auto session = utils::SessionManager::get_instance().get_session();
auto api = details::Api(session, "music.musichallSong.PlayLyricInfo", "GetPlayLyricInfo");
nlohmann::json params = {{"crypt", 1},
{"ct", 11},
{"cv", 13020508},
{"lrc_t", 0},
{"qrc", (unsigned) qrc},
{"qrc_t", 0},
{"roma", (unsigned) roma},
{"roma_t", 0},
{"trans", (unsigned) trans},
{"trans_t", 0},
{"type", 1},
{"songId", id}};
auto req_res = co_await api.prepare_request(params);
if (req_res.isErr()) {
co_return Err(utils::Exception(
utils::Exception::Kind(req_res.unwrapErr().get_error_enum()),
std::format("[get_lyric] -- Error occurred when preparing request: `{}`",
req_res.unwrapErr().what())));
}
auto url = req_res.unwrap().url;
auto req = req_res.unwrap().req;
req.prepare_payload();
auto response_res = co_await session.perform_request(url, req);
if (response_res.isErr()) {
co_return Err(utils::Exception(
utils::Exception::NetworkError,
std::format("[get_lyric] -- Error occurred when performing request: `{}`",
response_res.unwrapErr().what())));
}
auto data_res = api.parse_response(utils::resp2buf(response_res.unwrap()));
if (data_res.isErr()) {
co_return Err(
utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Error occurred when parsing reponse: `{}`",
data_res.unwrapErr().what())));
}
auto data = data_res.unwrap();
if (!data.contains("lyric") || !data.contains("trans") || !data.contains("roma")) {
co_return Err(utils::Exception(
utils::Exception::DataDestroy,
"[get_lyric] -- Assert data contains field `lyric`, `trans` and `roma` failed"));
}
Lyric res{};
utils::buffer lyric_buf{utils::hex2buf(data["lyric"].get<std::string>())};
if (lyric_buf.size() == 0) {
co_return Err(utils::Exception(
utils::Exception::DataDestroy,
std::format("[get_lyric] -- Cannot find lyric, may be `{}` is not a song", id)));
}
auto lyric_res = utils::qrc_decode(lyric_buf, utils::qrc_type::cloud);
if (lyric_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
lyric_res.unwrapErr().what())));
}
res.lyric = lyric_res.unwrap();
utils::buffer trans_buf{utils::hex2buf(data["trans"].get<std::string>())};
if (trans && trans_buf.size()) {
auto trans_res = utils::qrc_decode(trans_buf, utils::qrc_type::cloud);
if (trans_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
trans_res.unwrapErr().what())));
}
res.trans = trans_res.unwrap();
}
utils::buffer roma_buf{utils::hex2buf(data["roma"].get<std::string>())};
if (roma && roma_buf.size()) {
auto roma_res = utils::qrc_decode(roma_buf, utils::qrc_type::cloud);
if (roma_res.isErr()) {
co_return Err(utils::Exception(utils::Exception::DataDestroy,
std::format("[get_lyric] -- Lyric decode error: `{}`",
roma_res.unwrapErr().what())));
}
res.roma = roma_res.unwrap();
}
co_return Ok(res);
co_return Err(utils::Exception(utils::Exception::UnknownError, "Not implemented yet"));
}
} // namespace qqmusic