import json
import threading
from concurrent.futures import ThreadPoolExecutor
from api.img2img import img_2_img
from api.segment import get_segment_mask
from utils.config_io import load_config_from_json, save_config_to_json
from utils.image_io import get_img_file, get_img_key_from_input_images
from utils.request_api import reply_message, update_message, upload_image
from utils.logger import logger
from utils.template_io import load_template, save_process_card, update_process_card


ACTION_TO_TITLE = {
    'clothes': '换装',
    'furry': 'Furry头像'
}

clothes_lock = threading.Lock()

def handle_card(card_data):
    reply_message_id = card_data['open_message_id']
    action = card_data['action']
    if action['tag'] == 'select_static':
        # 用户进行选择
        config_data = load_config_from_json(reply_message_id)
        config_data[action['value']['type']] = action['option']
        save_config_to_json(config_data, reply_message_id)
        if config_data['action'] != "" and config_data['lora'] != "":
            response_data = choose_updated_card(reply_message_id, config_data)
            return response_data
    else:
        # 用户点击开始
        # TODO: 保存任务状态实现断点继续
        if action['value']['key'] == 'start':
            config_data = load_config_from_json(reply_message_id)
            if config_data['action'] != "" and config_data['lora'] != "":
                response_data = waiting_card(reply_message_id, config_data)
                executor = ThreadPoolExecutor()
                executor.submit(start_sd_process, reply_message_id, config_data)
                return response_data
        else:
            logger.info('用户点击了上传中按钮')


def start_sd_process(reply_message_id, config_data):
    if config_data['action'] == 'clothes':
        # 获取segment mask
        start_clothes_img_theards(reply_message_id)
    else:
        pass

# 开始换装的每个图片的线程
def start_clothes_img_theards(reply_message_id):
    img_keys = get_img_key_from_input_images(reply_message_id)

    config_data = load_config_from_json(reply_message_id)
    config_data["img_missions"] = {}
    for key in img_keys:
        config_data["img_missions"][key] = "doing"
    save_config_to_json(config_data, reply_message_id)

    threads = []
    for img_key in img_keys:
        logger.info("开始clothes处理线程: "+img_key)
        with clothes_lock:
            # 在锁的上下文中启动线程，确保一次只启动一个
            t = threading.Thread(target=img_clothes, args=(reply_message_id, img_key))
            threads.append(t)
            t.start()
            t.join()  # 等待当前线程完成再启动下一个

def mark_img_fail(reply_message_id, img_key):
    config_data = load_config_from_json(reply_message_id)
    config_data["img_missions"][img_key] = "fail"
    save_config_to_json(config_data, reply_message_id)

def mark_img_done(reply_message_id, img_key):
    config_data = load_config_from_json(reply_message_id)
    config_data["img_missions"][img_key] = "done"
    save_config_to_json(config_data, reply_message_id)

# 对单个图片做换装操作
def img_clothes(reply_message_id, img_key):
    img_path = f"data/input_images/{reply_message_id}/{img_key}/{img_key}.jpg"
    output_directory = f"data/input_images/{reply_message_id}/{img_key}"
    mask_path = get_segment_mask(img_key, img_path, output_directory)
    # 获取mask失败则上传失败图片
    if not mask_path:
        mask_path = "asset/segment_fail.png"
        mark_img_fail(reply_message_id, img_key)
    # 上传mask
    mask = get_img_file(mask_path)
    upload_mask_res = upload_image(img_key, mask, "mask")
    if upload_mask_res:
        upload_mask_key = upload_mask_res.json()['data']['image_key']
        # 更新card
        updated_mask_card ={
            "msg_type": "interactive",
            "content": json.dumps(update_process_card(reply_message_id, img_key, upload_mask_key))
        }
        update_message(reply_message_id, updated_mask_card)
        # 开始换装
        img_output_path = img_2_img(get_prompt(reply_message_id), mask, img_key, img_path, output_directory)
        # 获取img失败则上传失败图片
        if not img_output_path:
            img_output_path = "asset/img_fail.png"
            mark_img_fail(reply_message_id, img_key)
        # 上传图片
        output_img = get_img_file(img_output_path)
        upload_output_img_res = upload_image(img_key, output_img, "output_img")
        if upload_output_img_res:
            mark_img_done(reply_message_id, img_key)
            upload_output_img_key = upload_output_img_res.json()['data']['image_key']
            # 更新card
            upload_output_img_card ={
                "msg_type": "interactive",
                "content": json.dumps(update_process_card(reply_message_id, img_key, upload_output_img_key))
            }
            update_message(reply_message_id, upload_output_img_card)
        else:
            mark_img_fail(reply_message_id, img_key)
    else:
        mark_img_fail(reply_message_id, img_key)


# 配置prompt
def get_prompt(reply_message_id):
    config = load_config_from_json(reply_message_id)
    return "1girl, masterpiece, best quality, " + config['lora']

# 用户选择卡片
def choose_updated_card(message_id, config_data):
    card_content = load_template('start_card', message_id)
    card_content['elements'][3]['text']['content'] = get_prompt(message_id)

    image_columns = []
    img_keys = get_img_key_from_input_images(message_id)
    for img_key in img_keys:
        image_columns.append(
            {
                "tag": "column",
                "width": "weighted",
                "weight": 1,
                "vertical_align": "top",
                "elements": 
                [
                    {
                        "tag": "img",
                        "img_key": img_key,
                        "alt": {
                            "tag": "plain_text",
                            "content": ""
                        },
                        "mode": "fit_horizontal",
                        "preview": True
                    },
                ]
            }
        )
    card_content['elements'][1]['columns'] = image_columns
    if not config_data['if_download']:
        card_content['elements'][4]['actions'][2] = {
            "tag": "button",
            "text": {
                "tag": "lark_md",
                "content": "**上传中**"
            },
            "type": "default",
            "value": {
                "type" : "uploading",
                "key": "uploading"
            }
        }
    return card_content

# 用户等待卡片
def waiting_card(message_id, config_data):
    card_content = load_template('waiting_card')
    card_content['elements'][3]['text']['content'] = get_prompt(message_id)
    image_columns = []
    img_keys = get_img_key_from_input_images(message_id)
    for img_key in img_keys:
        image_columns.append(
            {
                "tag": "column",
                "width": "weighted",
                "weight": 1,
                "vertical_align": "top",
                "elements": 
                [
                    {
                        "tag": "img",
                        "img_key": img_key,
                        "alt": {
                            "tag": "plain_text",
                            "content": "test"
                        },
                        "mode": "fit_horizontal",
                        "preview": True
                    },
                ]
            }
        )
    card_content['elements'][1]['columns'] = image_columns
    save_process_card(card_content, message_id)
    return card_content