const fs = require("fs");
const path = require("path");

const raw = fs.readFileSync(path.join(__dirname, "./emode.dump"), 'utf8').replace(/\r\n/g, '\n');

const escapes = [
    "32, Tolbooth Street",
    "303, 33rd Street",
    "33, Magnolia Street",
    "44, 5th Avenue",
    "32, Sundance Place",
    "8260, Ocean Lane",
    "5, Newbury Avenue",
    "Belts,bags,wallets",
    "Hats,gloves,scarves",
    "Belts, bags, wallets",
    "Hats, gloves, scarves",
];

const split = raw.split("SQL>");
for (const db of split) {
    let [firstLine, ...rest] = db.split("\n");
    const data = /^\s*select \* from ([A-Z_]+);$/.exec(firstLine);

    rest = rest.filter((line) => !!line.trim() && !line.match(/^\d+ rows selected\.$/));
    rest = rest.map((line) => {
        for (const escape of escapes) {
            line = line.replace(new RegExp(escape + "\\s*", "g"), `"${escape}"`);
        }
        return line.replace(/\s*(?=,|$)/g, '');
    });

    if (data) {
        fs.writeFileSync(path.join(__dirname, `${data[1].toLowerCase()}.csv`), rest.join('\n'));
    }
}