import random

import gradio as gr
from css.utils import *


# 预置语音生成
def preset():

    sound_choices = ['中文女', '中文男', '英文女', '英文男', '日语男', '粤语女', '韩语女']

    def random_seed():
        return random.randint(1, 100000000)

    def generate_audio(_sound_radio, _synthetic_input_textbox, _seed):
        print(_sound_radio, _synthetic_input_textbox, _seed)
        if _synthetic_input_textbox == '':
            gr.Warning('合成文本为空，您是否忘记输入合成文本？')
            return (target_sr, default_data)
        set_all_random_seed(_seed)
        if use_instruct(_synthetic_input_textbox):
            model = cosyvoice_instruct
        else:
            model = cosyvoice_sft
        output = model.inference_sft(_synthetic_input_textbox, _sound_radio)
        audio_data = postprocess(output['tts_speech']).numpy().flatten()
        return (target_sr, audio_data)

    with gr.Column():
        sound_radio = gr.Radio(choices=sound_choices,
                               value=sound_choices[0],
                               label="选择预置音色")
    with gr.Column():
        synthetic_input_textbox = gr.Textbox(label="输入合成文本")
        gr.Examples(
            label="示例文本",
            examples=example_tts_text,
            inputs=[synthetic_input_textbox])

    with gr.Accordion(label="随机种子"):
        with gr.Row():
            with gr.Column(scale=1, min_width=180):
                seed_button = gr.Button(value="\U0001F3B2 随机换一换",
                                        elem_classes="full-height")
            with gr.Column(scale=10):
                seed = gr.Number(show_label=False,
                                 value=0,
                                 container=False,
                                 elem_classes="full-height")
    with gr.Column():
        generate_button = gr.Button("生成音频", variant="primary", size="lg")

    with gr.Column():
        output_audio = gr.Audio(label="合成音频")

    seed_button.click(fn=random_seed, outputs=[seed])
    generate_button.click(fn=generate_audio,
                          inputs=[sound_radio, synthetic_input_textbox, seed],
                          outputs=[output_audio])