#!/usr/bin/env python
#
# This file is part of Supysonic.
# Supysonic is a Python implementation of the Subsonic server API.
#
# Copyright (C) 2017-2020 Alban 'spl0k' Féron
#
# Distributed under terms of the GNU AGPLv3 license.

import unittest
import sys

from pony.orm import db_session

from supysonic.db import Folder, Track
from supysonic.managers.folder import FolderManager
from supysonic.scanner import Scanner

from .apitestbase import ApiTestBase


class TranscodingTestCase(ApiTestBase):
    def setUp(self):
        super(TranscodingTestCase, self).setUp()
        self._patch_client()

        with db_session:
            folder = FolderManager.add("Folder", "tests/assets/folder")
            scanner = Scanner()
            scanner.queue_folder("Folder")
            scanner.run()

            self.trackid = Track.get().id

    def _stream(self, **kwargs):
        kwargs.update(
            {"u": "alice", "p": "Alic3", "c": "tests", "v": "1.9.0", "id": self.trackid}
        )

        rv = self.client.get("/rest/stream.view", query_string=kwargs)
        self.assertEqual(rv.status_code, 200)
        self.assertFalse(rv.mimetype.startswith("text/"))

        return rv

    def test_no_transcoding_available(self):
        self._make_request("stream", {"id": self.trackid, "format": "wat"}, error=0)

    @unittest.skipIf(
        sys.platform == "win32",
        "Can't test transcoding on Windows because of a lack of simple commandline tools",
    )
    def test_direct_transcode(self):
        rv = self._stream(maxBitRate=96, estimateContentLength="true")
        self.assertIn("tests/assets/folder/silence.mp3", rv.data)
        self.assertTrue(rv.data.endswith("96"))

    @unittest.skipIf(
        sys.platform == "win32",
        "Can't test transcoding on Windows because of a lack of simple commandline tools",
    )
    def test_decode_encode(self):
        rv = self._stream(format="cat")
        self.assertEqual(rv.data, "Pushing out some mp3 data...")

        rv = self._stream(format="md5")
        self.assertTrue(rv.data.startswith("dbb16c0847e5d8c3b1867604828cb50b"))


if __name__ == "__main__":
    unittest.main()