import os
import html
import sqlite3
import threading

from .func_tool import *

conn = ''
curs = ''

if os.path.exists('route/tool/custom.py'):
    from .custom import custom_mark
else:
    def custom_mark(conn, doc_data, doc_name, data_in):
        return [
            doc_data, 
            '', 
            []
        ]

def load_conn2(data):
    global conn
    global curs

    conn = data
    curs = conn.cursor()
    
def backlink_generate(data_markup, doc_data, doc_name):
    if data_markup == 'namumark':
        link_re = re.compile(r'\[\[(?!https?:\/\/)((?:(?!\[\[|\]\]|\|).)+)(?:\]\]|\|)', re.I)
        data_link = link_re.findall(doc_data)
        data_link_end = []
        for i in data_link:
            data_link_in = re.sub(r'#([^#]+)$', '', i)
            if re.search(r'^(?:분류|category):', data_link_in):
                data_link_end += [[
                    doc_name,
                    re.sub(r'^분류:', 'category:', data_link_in),
                    'cat'
                ]]
            elif re.search(r'^(?:파일|file):', data_link_in):
                data_link_end += [[
                    doc_name,
                    re.sub(r'^파일:', 'file:', data_link_in),
                    'file'
                ]]
            elif data_link_in[0] == ':':
                data_link_end += [[
                    doc_name, 
                    re.sub(r'^:', '', data_link_in), 
                    ''
                ]]
            elif data_link_in[0] == '/':
                data_link_end += [[
                    doc_name, 
                    doc_name + data_link_in, 
                    ''
                ]]
            elif re.search(r'^\.\.\/', data_link_in):
                data_link_in = re.sub(r'^\.\.\/', '', data_link_in)
                data_link_end += [[
                    doc_name, 
                    re.sub('\/[^/]+$', '', doc_name) + ('/' + data_link_in if data_link_in != '' else ''),
                    ''
                ]]
            else:
                data_link_end += [[
                    doc_name, 
                    data_link_in,
                    ''
                ]]
    else:
        data_link_end = [[]]
            
    return data_link_end

def render_do(doc_name, doc_data, data_type, data_in):
    data_in = None if data_in == '' else data_in
    
    curs.execute(db_change('select data from other where name = "markup"'))
    rep_data = curs.fetchall()
    rep_data = rep_data[0][0] if rep_data else 'namumark'
    if rep_data == 'namumark':
        data_in = (data_in + '_') if data_in else ''
        data_end = [
            '<div class="render_content" id="' + data_in + 'render_content">' + html.escape(doc_data) + '</div>', 
            '''
                do_onmark_render(
                    test_mode = "normal", 
                    name_id = "''' + data_in + '''render_content",
                    name_include = "''' + data_in + '''",
                    name_doc = "''' + doc_name.replace('"', '//"') + '''",
                );
            ''',
            []
        ]
    elif rep_data == 'custom':
        data_end = custom_mark(
            conn, 
            doc_data, 
            doc_name, 
            data_in
        )
    else:
        data_end = [
            doc_data, 
            '', 
            []
        ]

    if data_type == 'backlink':
        # backlink = backlink_generate(rep_data, html.escape(doc_data), doc_name)
        backlink = []
        if backlink == []:
            curs.execute(db_change("insert into back (title, link, type) values ('test', ?, 'nothing')"), [doc_name])
        else:
            curs.executemany(db_change("insert into back (link, title, type) values (?, ?, ?)"), backlink)
            curs.execute(db_change("delete from back where title = ? and type = 'no'"), [doc_name])

        conn.commit()
    else:
        if data_type == 'api_view':
            return [
                data_end[0], 
                data_end[1]
            ]
        else:
            return data_end[0] + '<script>' + data_end[1] + '</script>'