#!/usr/bin/env python3

import io
import requests
import oss2
import pymysql
import json
import numpy as np
import warnings
import logging
from PIL import Image, ImageFile
from dotenv import dotenv_values
from elasticsearch import Elasticsearch
from paddleocr import PaddleOCR

logging.disable(logging.DEBUG)    # 关闭DEBUG日志的打印
logging.disable(logging.WARNING)  # 关闭WARNING日志的打印
warnings.filterwarnings("ignore")
ImageFile.LOAD_TRUNCATED_IMAGES = True
config = dotenv_values(".env")
oss2.defaults.connection_pool_size = 100

class MyEncoder(json.JSONEncoder):
    def default(self, obj):
        if isinstance(obj, np.float32):
            return int(obj)
        if isinstance(obj, np.ndarray):
            return obj.astype(int).tolist()
        return super(MyEncoder, self).default(obj)

def download_image(url:str) -> Image.Image:
    try:
        if url.startswith('http://image.gameuiux.cn/') or url.startswith('https://image.gameuiux.cn/'):
            url = url.replace('http://image.gameuiux.cn/', '').replace('https://image.gameuiux.cn/', '')
            oss_auth = oss2.Auth(config['OSS_ACCESS_KEY_ID'], config['OSS_ACCESS_KEY_SECRET'])
            return Image.open(io.BytesIO(oss2.Bucket(oss_auth, f'http://{config["OSS_HOST"]}', config['OSS_BUCKET_NAME']).get_object(url).read()))
        else:
            response = requests.get(url)
            return Image.open(io.BytesIO(response.content))
    except Exception as e:
        print(f'图片从{url}下载失败，错误信息为：{e}')
        return None

def connect_to_mysql():
    return pymysql.connect(host=config['MYSQL_HOST'], user=config['MYSQL_USER'], password=config['MYSQL_PASSWORD'], database=config['MYSQL_NAME'], cursorclass=pymysql.cursors.SSDictCursor)

def save_text(conn, id:int, text:str):
    with conn.cursor() as cursor:
        cursor.execute("UPDATE web_images SET text = %s WHERE id = %s", (text, id))

EN = PaddleOCR(use_angle_cls=True, lang="en")
CH = PaddleOCR(use_angle_cls=True, lang="ch")
JP = PaddleOCR(use_angle_cls=True, lang="japan")
KR = PaddleOCR(use_angle_cls=True, lang="korean")

def process_images(conn, es):
    with conn.cursor(pymysql.cursors.SSCursor) as cursor:
        cursor.execute("SELECT id, content FROM web_images WHERE text!='' LIMIT 10")
        for id, content in cursor.fetchall():
            image = download_image(content)
            if image is None:
                continue
            if isinstance(image, Image.Image):
                image = np.array(image)
            print('---------------------', id, content)
            for line in EN.ocr(image, cls=True)[0]:
                print('EN', line)
            for line in CH.ocr(image, cls=True)[0]:
                print('CH', line)
            for line in JP.ocr(image, cls=True)[0]:
                print('JP', line)
            for line in KR.ocr(image, cls=True)[0]:
                print('KR', line)
            #print(EN.ocr(image, cls=True))
            #print(CH.ocr(image, cls=True))
            #print(JP.ocr(image, cls=True))
            #print(KR.ocr(image, cls=True))
        #    item = [x for x in ocr.ocr(image) if x['text'] and not x['text'].isdigit() and len(x['text']) > 1]
        #    text = ' '.join([x['text'] for x in item])
        #    print(id, text)
        #    save_text(conn, id, json.dumps(item, ensure_ascii=False, cls=MyEncoder))
        #    es.index(index='web_images', id=id, body={'content': text})
        #conn.commit()

def main():
    es = Elasticsearch(config['ELASTICSEARCH_HOST'], basic_auth=(config['ELASTICSEARCH_USERNAME'], config['ELASTICSEARCH_PASSWORD']), verify_certs=False)
    if not es.indices.exists(index='web_images'):
        es.indices.create(index='web_images')
    conn = connect_to_mysql()
    process_images(conn, es)

if __name__ == "__main__":
    main()


# Paddleocr目前支持的多语言语种可以通过修改lang参数进行切换
# 例如`ch`, `en`, `fr`, `german`, `korean`, `japan`
#ocr = PaddleOCR(use_angle_cls=True, lang="ch")
#img_path = './imgs/14.jpg'
#result = ocr.ocr(img_path, cls=True)
#for idx in range(len(result)):
#    res = result[idx]
#    for line in res:
#        print(line)

# 显示结果
#from PIL import Image
#result = result[0]
#image = Image.open(img_path).convert('RGB')
#boxes = [line[0] for line in result]
#txts = [line[1][0] for line in result]
#scores = [line[1][1] for line in result]
#im_show = draw_ocr(image, boxes, txts, scores, font_path='./fonts/simfang.ttf')
#im_show = Image.fromarray(im_show)
#im_show.save('result.jpg')