from fastapi import APIRouter
from pydantic import BaseModel
from gtts import gTTS
import ffmpy


from typing import Optional
from fastapi.staticfiles import StaticFiles
from fastapi import FastAPI,File,Request,Response
import util,os, math, time
from pydantic import BaseModel
from fastapi.templating import Jinja2Templates
import queue
import threading

q = queue.Queue()
router = APIRouter()

class text_in(BaseModel):
    text: str
    lang: int #0:eng 1:zh
    avatar: int
dir_sound = ''
dir_anchor = ''

@router.post("/get_material/", tags=["tools"])
async def read_users(text_in: text_in):
    q.put(memberOfQueue(text_in))
    x = threading.Thread(target=memberOfQueue, args=(text_in))
    x.start()
    return {'msg':'Pleas wait'}

def memberOfQueue(text_in):
    q.put(compose(text_in))

def compose(text_in):
    name_hash = str(time.time()).replace('.','')
    makeMP3(name_hash,text_in.text, text_in.lang)
    call_anchor(name_hash,text_in.avatar)

def makeMP3(text_in,lang):
    
    if lang==0:
        tts = gTTS(txt)
        tts.save(dir_sound+name_hash+"raw.mp3")
    else:
        tts = gTTS(txt,lang='zh-tw')
        tts.save(dir_sound+name_hash+"raw.mp3")
            #speed up 
    ff = ffmpy.FFmpeg(inputs={dir_sound+name_hash+"raw.mp3": None}
                            , outputs={dir_sound+name_hash+".mp3": ["-filter:a", "atempo=1.2"]})
    ff.run()
    os.remove(dir_sound+name_hash+"/raw.mp3")


def call_anchor(name_hash,avatar):
    conn = rpyc.classic.connect("192.168.1.111",18812)
    ros = conn.modules.os 
    rsys = conn.modules.sys 
    fr=open(dir_sound+name_hash+".mp3",'rb')# voice
    #warning!!!    file my be replaced by other process
    fw=conn.builtins.open('/tmp/output.mp3','wb')

    while True:
        b=fr.read(1024)
        if b:
            fw.write(b)
        else:
            break
    fr.close()
    fw.close()
    val=random.randint(1000000,9999999)
    ros.chdir('/home/jared/to_video')
    ros.system('./p'+str(avatar)+'.sh '+str(val)+' &')
    while True:
        print('waiting...')
        if ros.path.exists('/tmp/results/'+str(val)):
            break
        time.sleep(5)
        print('waiting...')

    fr=conn.builtins.open('/tmp/results/'+str(val)+'.mp4','rb')
    fw=open(dir_anchor+name_hash+".mp4",'wb')
    while True:
        b=fr.read(1024)
        if b:
            fw.write(b)
        else:
            break
    fr.close()
    fw.close()