from flask import Flask, render_template
from datetime import datetime
import logging
import os
import subprocess
import sqlite3

# Enable logging
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
                    level=logging.INFO)

logger = logging.getLogger(__name__)

def create_app(config):
    app = Flask(__name__)
    app.config.from_pyfile(config)
    # initialize moment on the app within create_app()
    return app

app = create_app("/etc/webdist/main.cfg")

def _cursorRowToDict(cursor, row):
    items = {}
    for idx, key in enumerate(cursor.description):
        if key[0] in ['buildtime']:
            items[key[0]] = datetime.fromtimestamp(row[idx])
        else:
            items[key[0]] = row[idx]
    return items


def latest():
    response = {}
    for repo in app.config['SEARCH_REPOS']:
        response[repo] = []
        REPO_SOURCES_DB = "file:" + app.config['REPO_BASEDIR'] + f"{repo}-sources.db?mode=ro"
        conn = sqlite3.connect(REPO_SOURCES_DB, uri=True)
        cursor = conn.cursor()
        cursor.execute(
            f'SELECT * FROM sources ORDER BY buildtime DESC limit 100')
        for row in cursor:
            response[repo].append(_cursorRowToDict(cursor, row))

    return response


def query(qs):
    logger.info(f"Query of {qs}")

    response = {}
    for repo in app.config['SEARCH_REPOS']:
        response[repo] = []
        REPO_SOURCES_DB = "file:" + app.config['REPO_BASEDIR'] + f"{repo}-sources.db?mode=ro"
        conn = sqlite3.connect(REPO_SOURCES_DB, uri=True)
        cursor = conn.cursor()
        cursor.execute(
            f'SELECT * FROM sources where name like "%%{qs}%%" or summary like "%%{qs}%%" '
            'ORDER BY name="{qs}" DESC, name like "{qs}%%" DESC, name like "%%{qs}%%" DESC limit 10')
        for row in cursor:
            response[repo].append(_cursorRowToDict(cursor, row))

    return response


@app.route("/")
def _search():
    return render_template("index.html")


@app.route("/latest")
def _latest():
    body = ""
    data = latest()
    return render_template("latest.html", data=data)


@app.route("/query/<qs>")
def _query(qs):
    body = ""
    data = query(qs)
    return render_template("query.html", data=data)