from flask import Flask, request, jsonify
import os
from hiou import hugging
import json
import io
import random
import string

def get_answer(image: io.BytesIO, question: str):
    filename = image.name
    spid = os.getenv('SPID')
    hug = hugging(spid)
    filelink = hug.upload(image)
    image.seek(0, 2)
    file_size = image.tell()
    image.seek(0)
    data = [
            {
                "meta": {
                    "_type": "gradio.FileData"
                },
                "mime_type": "image/jpeg",
                "orig_name": filename,
                "path": filelink.split("=", 1)[1],
                "size": file_size,
                "url": filelink
            }
        ]
    datas = os.getenv('DATA')
    jsnd = json.loads(datas)
    data.append(jsnd)
    data.append(
        question
    )
    data.append(
        {
            "tab_index": 0
        }
    )
    hug.filnal_setup(data, 2, 15)
    hug.start()
    return hug.output.get("data")[0]

def valuate_qna(p: str, r: str) -> str:
    spid2 = os.getenv('SPID2')
    hug = hugging(spid2)
    data = [
        p,
        r
    ]
    hug.filnal_setup(data, 0, 12)
    hug.start()
    return hug.output.get("data", [None])[0]

def ocr(image: io.BytesIO) -> str:
    spid3 = os.getenv('SPID3')
    hug = hugging(spid3)
    filelink = hug.upload(image)
    image.seek(0, 2)
    file_size = image.tell()
    image.seek(0)
    data = [
		{
			"meta": {
				"_type": "gradio.FileData"
			},
			"mime_type": "image/jpeg",
			"orig_name": "new.jpg",
			"path": filelink.split("=", 1)[1],
			"size": file_size,
			"url": filelink
		},
		os.getenv('AZKEY'),
		os.getenv('AZURL')
	]
    hug.filnal_setup(data, 0, 13)
    hug.start()
    return hug.output.get("data")[0]

app = Flask(__name__)

@app.route('/getans', methods=['POST'])
def gettans_task():
    if 'file' not in request.files:
        if len(request.data) > 0:
            pass
        else:
            return jsonify({"status" : False, "msg" : "No file found"}), 400

    if 'file' in request.files:
        file = request.files['file']
        if file.filename == '':
            return jsonify({"error": "No selected file"}), 400
        file_content = io.BytesIO(file.read())
        file_content.name = file.filename
    else:
        rawFile = request.data
        file = io.BytesIO(rawFile)
        if not request.args.get("name"):
            filename = ''.join(random.choice(string.ascii_letters + string.digits) for _ in range(10)) + ".png"
        file.name = request.args.get("name", filename)

    headers = dict(request.headers)
    if not headers.get("KEY") != os.getenv("KEY"):
        return jsonify({"status" : False, "msg" : "Invalid API Key"}), 404
    print(f"QUESTION ASKED : {headers.get('QU', '')}")
    answer = get_answer(file_content, headers.get('QU', ''))
    return jsonify({"status" : True, "ANS" : answer})

@app.route('/ocr', methods=['POST'])
def task_ocr():
    if 'file' not in request.files:
        if len(request.data) > 0:
            pass
        else:
            return jsonify({"status" : False, "msg" : "No file found", "len" : len(request.data), "form" : dict(request.form)}), 400

    if 'file' in request.files:
        file = request.files['file']
        if file.filename == '':
            return jsonify({"error": "No selected file"}), 400
        file_content = io.BytesIO(file.read())
        file_content.name = file.filename
    else:
        rawFile = request.data
        file = io.BytesIO(rawFile)
        if not request.args.get("name"):
            filename = ''.join(random.choice(string.ascii_letters + string.digits) for _ in range(10)) + ".png"
        file.name = request.args.get("name", filename)

    headers = dict(request.headers)
    if not headers.get("KEY") != os.getenv("KEY"):
        return jsonify({"status" : False, "msg" : "Invalid API Key"}), 404
    answer = ocr(file_content)
    return jsonify({"status" : True, "DATA" : answer})

@app.route('/check', methods=['POST', 'GET'])
def check_f():
    jsndata = request.json
    p = jsndata.get("p")
    r = jsndata.get("r")
    headers = dict(request.headers)
    if not headers.get("KEY") != os.getenv("KEY"):
        return jsonify({"status" : False, "msg" : "Invalid API Key"}), 404
    data = valuate_qna(p, r)
    return jsonify(
        {
            "status" : True,
            "data" : data
        }
    )

@app.route('/')
def home():
    return jsonify({"message": "Welcome to my Flask API!"})