const user = process.argv[2];
const number = require('../app.json')['signal'][user];
const fs = require('fs');

if (typeof number !== "string") throw new Error("Unable to find info");

const child_process = require("child_process");

(async () => {
    console.log("Ready");

    let system = require('../data/' + (user === "raindrops" ? "gdapd" : (user === "Moonglow" ? "hrbom" : "other")) + "/general.json");
    let fronters = require('../data/' + (user === "raindrops" ? "gdapd" : (user === "Moonglow" ? "hrbom" : "other")) + "/fronters.json");

    console.log(system.name);
    console.log(fronters.members.length + " member(s) at front");

    let name = system.name;
    let avatar1 = system.avatar_url;
    let avatar2 = null;

    if (fronters.members.length === 1) {
        name = fronters.members[0].display_name ?? fronters.members[0].name;
        avatar1 = fronters.members[0].avatar_url ?? avatar1;
    } else if (fronters.members.length >= 2) {
        name = (fronters.members[0].display_name ?? fronters.members[0].name) + " and " + (fronters.members[1].display_name ?? fronters.members[1].name);
        avatar1 = fronters.members[0].avatar_url ?? avatar1;
        avatar2 = fronters.members[1].avatar_url ?? avatar2;
    }

    let pfp;

    if (avatar2) {
        let img1 = Buffer.from(await (await fetch(avatar1)).arrayBuffer());
        let img2 = Buffer.from(await (await fetch(avatar2)).arrayBuffer());

        fs.writeFileSync("/tmp/chm-" + user + "-1", img1);
        fs.writeFileSync("/tmp/chm-" + user + "-2", img2);

        child_process.execSync("convert /tmp/chm-" + user + "-1 -gravity center -resize 512x512 -crop 50%x100% /tmp/chm-" + user + "-1.webp");
        child_process.execSync("convert /tmp/chm-" + user + "-2 -gravity center -resize 512x512 -crop 50%x100% /tmp/chm-" + user + "-2.webp");
        child_process.execSync("montage -mode concatenate -tile x1 /tmp/chm-" + user + "-1.webp /tmp/chm-" + user + "-2.webp /tmp/chm-" + user + ".webp");

        pfp = fs.readFileSync("/tmp/chm-" + user + ".webp");

        fs.unlinkSync("/tmp/chm-" + user + "-1");
        fs.unlinkSync("/tmp/chm-" + user + "-2");
        fs.unlinkSync("/tmp/chm-" + user + "-1.webp");
        fs.unlinkSync("/tmp/chm-" + user + "-2.webp");
        fs.unlinkSync("/tmp/chm-" + user + ".webp");
    } else {
        pfp = Buffer.from(await (await fetch(avatar1)).arrayBuffer());
    }

    fs.writeFileSync("/tmp/chm-" + user + "-pfp-final", pfp);

    child_process.execFileSync("signal-cli", [ "-a", number, "updateProfile", "--given-name", name, "--family-name", "", "--avatar", "/tmp/chm-" + user + "-pfp-final" ]);
    child_process.execFileSync("signal-cli", [ "-a", number, "updateAccount", "--device-name", "Plural Connect for Signal (v" + new Date().toISOString().split("T")[0].replaceAll("-", ".") + ")" ]);
    child_process.execFileSync("signal-cli", [ "-a", number, "sendSyncRequest" ]);
    fs.unlinkSync("/tmp/chm-" + user + "-pfp-final");
})();