# Copyright (c) Alibaba, Inc. and its affiliates.

import unittest

# NOTICE: Tensorflow 1.15 seems not so compatible with pytorch.
#         A segmentation fault may be raise by pytorch cpp library
#         if 'import tensorflow' in front of 'import torch'.
#         Puting a 'import torch' here can bypass this incompatibility.
import torch
from scipy.io.wavfile import write

from modelscope.outputs import OutputKeys
from modelscope.pipelines import pipeline
from modelscope.utils.constant import Tasks
from modelscope.utils.demo_utils import DemoCompatibilityCheck
from modelscope.utils.logger import get_logger
from modelscope.utils.test_utils import test_level

import tensorflow as tf  # isort:skip

logger = get_logger()


class TextToSpeechSambertHifigan16kPipelineTest(unittest.TestCase,
                                                DemoCompatibilityCheck):

    def setUp(self) -> None:
        self.task = Tasks.text_to_speech
        self.zhcn_text = '今天北京天气怎么样'
        self.en_text = 'How is the weather in Beijing?'
        self.zhcn_voices = [
            'zhitian_emo', 'zhizhe_emo', 'zhiyan_emo', 'zhibei_emo', 'zhcn'
        ]
        self.zhcn_models = [
            'damo/speech_sambert-hifigan_tts_zhitian_emo_zh-cn_16k',
            'damo/speech_sambert-hifigan_tts_zhizhe_emo_zh-cn_16k',
            'damo/speech_sambert-hifigan_tts_zhiyan_emo_zh-cn_16k',
            'damo/speech_sambert-hifigan_tts_zhibei_emo_zh-cn_16k',
            'damo/speech_sambert-hifigan_tts_zh-cn_16k'
        ]
        self.en_voices = ['luca', 'luna', 'andy', 'annie', 'engb', 'enus']
        self.en_models = [
            'damo/speech_sambert-hifigan_tts_luca_en-gb_16k',
            'damo/speech_sambert-hifigan_tts_luna_en-gb_16k',
            'damo/speech_sambert-hifigan_tts_andy_en-us_16k',
            'damo/speech_sambert-hifigan_tts_annie_en-us_16k',
            'damo/speech_sambert-hifigan_tts_en-gb_16k',
            'damo/speech_sambert-hifigan_tts_en-us_16k'
        ]

    @unittest.skipUnless(test_level() >= 0, 'skip test in current test level')
    def test_pipeline(self):
        for i in range(len(self.zhcn_voices)):
            logger.info('test %s' % self.zhcn_voices[i])
            sambert_hifigan_tts = pipeline(
                task=self.task, model=self.zhcn_models[i])
            self.assertTrue(sambert_hifigan_tts is not None)
            output = sambert_hifigan_tts(input=self.zhcn_text)
            self.assertIsNotNone(output[OutputKeys.OUTPUT_PCM])
            pcm = output[OutputKeys.OUTPUT_PCM]
            write('output_%s.wav' % self.zhcn_voices[i], 16000, pcm)
        for i in range(len(self.en_voices)):
            logger.info('test %s' % self.en_voices[i])
            sambert_hifigan_tts = pipeline(
                task=self.task, model=self.en_models[i])
            self.assertTrue(sambert_hifigan_tts is not None)
            output = sambert_hifigan_tts(input=self.en_text)
            self.assertIsNotNone(output[OutputKeys.OUTPUT_PCM])
            pcm = output[OutputKeys.OUTPUT_PCM]
            write('output_%s.wav' % self.en_voices[i], 16000, pcm)

    @unittest.skip('demo compatibility test is only enabled on a needed-basis')
    def test_demo_compatibility(self):
        self.compatibility_check()


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