from fastapi import APIRouter
from pydantic import BaseModel
from gtts import gTTS
import ffmpy
import random
from typing import Optional
from fastapi.staticfiles import StaticFiles
from fastapi import FastAPI,File,Request,Response,UploadFile
import util,os, math, time
from pydantic import BaseModel
from fastapi.templating import Jinja2Templates
import queue, shutil
import threading
import rpyc
import requests

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

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

dir_sound = ''
dir_anchor = ''
tool_dest = '/var/www/html/tools/'


@router.post("/genAvatar_uploadmp3/", tags=["tools"])
async def genAvatar_uploadmp3(file: UploadFile = File(...)):
    name_hash = str(time.time()).replace('.','')

    with open(dir_sound+name_hash+".mp3", "wb+") as file_object:
        file_object.write(file.file.read())
    
    
    x = threading.Thread(target=makeAvatar, args=(str(name_hash),99))
    x.start()
    return {'msg':'ok'}

def makeAvatar(name_hash,avatar):
    call_anchor(name_hash,avatar)
    shutil.copy(dir_anchor+name_hash+".mp4",tool_dest+name_hash+'.mp4')
    notify_choozmo('avatar at www.choozmo.com:8168/tools/'+name_hash+'.mp4')
    os.remove(dir_sound+name_hash+".mp3")

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

def memberOfQueue(txt,lang,avatar):
    q.put(compose(txt,lang,avatar))
    

def compose(txt,lang,avatar):
    name_hash = str(time.time()).replace('.','')
    makeMP3(name_hash,txt,lang)
    call_anchor(name_hash,avatar)
    shutil.copy(dir_sound+name_hash+".mp3",tool_dest+name_hash+'.mp3')
    shutil.copy(dir_anchor+name_hash+".mp4",tool_dest+name_hash+'.mp4')
    os.remove(dir_sound+name_hash+".mp3")
    os.remove(dir_anchor+name_hash+".mp4")
    notify_choozmo('sound at www.choozmo.com:8168/tools/'+name_hash+'.mp3')
    notify_choozmo('avatar at www.choozmo.com:8168/tools/'+name_hash+'.mp4')

def makeMP3(name_hash,txt,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...',val,',nh:',name_hash)
        if ros.path.exists('/tmp/results/'+str(val)):
            break
        time.sleep(5)
    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()


def notify_choozmo(msg):
    #'WekCRfnAirSiSxALiD6gcm0B56EejsoK89zFbIaiZQD' is ChoozmoTeam
    glist = ['WekCRfnAirSiSxALiD6gcm0B56EejsoK89zFbIaiZQD']
    for gid in glist:
        headers = {"Authorization": "Bearer " + gid,"Content-Type": "application/x-www-form-urlencoded"}
        r = requests.post("https://notify-api.line.me/api/notify",headers=headers, params={"message": msg})