from flask import Blueprint, abort, render_template, request, session
from module.article import Article
from module.comment import Comment
from module.credit import Credit
from module.thumb import Thumb
from module.user import Users
from bs4 import BeautifulSoup
from module.favorite import Favorite

article = Blueprint("article",__name__)


@article.route('/article/<int:articleid>')
def read(articleid):
    try:
        result = Article().find_by_id(articleid)
        if result is None:
            abort(404)
        # 使用BeautifulSoup来解析HTML内容
        soup = BeautifulSoup(result.content, 'html.parser')
        # 假设我们只显示前一半的<p>标签
        paragraphs = soup.find_all('p')
        half_point = len(paragraphs) // 2  # 整数除法来找到中点
        content_half = ''.join([str(p) for p in soup.find_all('p')[:half_point]])

        # 你可以在这里处理结果_last和result_next，但注意边界条件
        # result_last = Article().find_by_id(articleid - 1) if articleid > 1 else None
        result_last = Article().find_max_less_than_id(articleid)
        result_next = Article().find_min_greater_than_id(articleid)

        # 每阅读一次，阅读次数加一
        Article().update_readcount(articleid)

        # 是否看过
        payed = Credit().check_payed_article(articleid) # 如果看过，返回TRUE

        # 是否收藏
        is_favorited = Favorite().is_at_favorite(articleid)

        # 传递评论的信息 这里的comment是指这一篇文章的所有的评论
        comment =  Comment().find_comment_with_user(articleid=articleid)

        return render_template('article-user.html',
                               result=result,
                               result_content=content_half,  # 传递前半部分的内容
                               result_last=result_last,
                               result_next=result_next,
                               position = half_point,
                               payed = payed,
                               is_favorited = is_favorited,
                               comment = comment)
    except:
        abort(500)

@article.route('/readall',methods=['POST'])
def read_all():
    position = int(request.form.get('position'))
    articleid = request.form.get('articleid')
    article = Article()
    result = article.find_by_id(articleid)
    # 使用BeautifulSoup来解析HTML内容
    soup = BeautifulSoup(result.content, 'html.parser')
    content_half = ''.join([str(p) for p in soup.find_all('p')[position:]])

    # 插入积分消耗明细
    Credit().insert_detail(category=5,target=articleid,credit=(-1)*result.credit)

    # 减少积分表的剩余积分
    Users().update_credit((-1)*result.credit)

    return content_half