import { name, version, repository } from "./package.json";
const USER_AGENT = `${name}/${version} (+${repository.url})`;

const { App, ExpressReceiver } = (await import("@slack/bolt"));
import postgres from 'postgres';
import "dotenv/config";
import { spawnSync } from "child_process";

const sql = postgres({
    host: '/var/run/postgresql',
    database: 'haroon_nxslack',
    username: 'haroon'
})

const app = new App({
    token: process.env.SLACK_BOT_TOKEN,
    signingSecret: process.env.SLACK_SIGNING_SECRET,
    clientSecret: process.env.SLACK_CLIENT_SECRET
});

app.event("app_home_opened", async (ctx) => {
    const slackUser = (await ctx.client.users.info({ user: ctx.context.userId! })).user!;

    const [ link = null ] = await sql`SELECT * FROM links WHERE slackid = ${ctx.context.userId!};`;

    if (link) {
        const frens = getFriends();
        const me = frens.find(x => x.nsaId == link.nsaid)!;

        await ctx.client.views.publish({
            user_id: ctx.event.user,
            view: {
                type: 'home',
                blocks: [
                    {
                        type: 'header',
                        text: {
                            type: 'plain_text',
                            text: "You're linked!",
                            emoji: true
                        }
                    },
                    {
                        "type": "section",
                        "text": {
                            "type": "mrkdwn",
                            "text": `Hey *${slackUser.profile?.display_name_normalized}* - you're already linked to a Nintendo Switch account (${me.name}). To unlink yourself, DM <@U06TBP41C3E>.`
                        },
                        "accessory": {
                            "type": "image",
                            "image_url": me.imageUri,
                            "alt_text": "switch profile picture"
                        }
                    }                    
                ]
            }
        });
        return
    }

    await ctx.client.views.publish({
        // Use the user ID associated with the event
        user_id: ctx.event.user,
        view: {
            "type": "home",
            "blocks": [
                {
                    "type": "header",
                    "text": {
                        "type": "plain_text",
                        "text": "You aren't linked",
                        "emoji": true
                    }
                },
                {
                    "type": "section",
                    "text": {
                        "type": "mrkdwn",
                        "text": `Hey *${slackUser.profile?.display_name_normalized}*! To sync your Nintendo Switch and Slack status, give me your friend code!`
                    },
                    "accessory": {
                        "type": "button",
                        "text": {
                            "type": "plain_text",
                            "text": "Sync",
                            "emoji": true
                        },
                        "value": "click_me_123",
                        "action_id": "get-friend-code"
                    }
                },
                ...(slackUser.is_admin || slackUser.is_owner ? [
                    {
                        type: 'section',
                        // @ts-expect-error this feels dumb, but it said text wasn't a value on Block... what
                        text: {
                            type: 'mrkdwn',
                            text: `By the way, *${slackUser.profile?.display_name_normalized}*... I can't actually EDIT your status because of how Slack works. I know that sounds annoying, but hopefully that should be fixed whenever I get an admin API token!`
                        }
                    }
                ] : [])
            ]
        }
      });
})
  

app.action("get-friend-code", async (ctx) => {
    ctx.ack();

    ctx.client.views.open({
        trigger_id: ctx.body.trigger_id!,
        view: {
            "type": "modal",
            callback_id: "friend-code-validation",
            "title": {
                "type": "plain_text",
                "text": "Add me as a friend!",
                "emoji": true
            },
            "submit": {
                "type": "plain_text",
                "text": "Submit",
                "emoji": true
            },
            "close": {
                "type": "plain_text",
                "text": "Cancel",
                "emoji": true
            },
            "blocks": [
                {
                    "block_id": "FRIEND_CODE",
                    "type": "input",
                    "element": {
                        "type": "plain_text_input",
                        "action_id": "code",
                        "placeholder": {
                            "type": "plain_text",
                            "text": "SW-xxxx-xxxx-xxxx"
                        }
                    },
                    "label": {
                        "type": "plain_text",
                        "text": "Enter your friend code here...",
                        "emoji": true
                    }
                }
            ]
        }
    })
})

const FRIEND_CODE_REGEX = /(?:SW-)?(\d{4}-\d{4}-\d{4})/g;

app.view("friend-code-validation", async (ctx) => {
    // ts is lovely

    const friendCode = Object.values(ctx.view.state.values)[0]['code'].value!;

    if (!FRIEND_CODE_REGEX.test(friendCode)) return await ctx.ack({ 
        response_action: 'errors',
        errors: {
            "FRIEND_CODE": "This isn't a valid friend code. (SW-xxxx-xxxx-xxxx or xxxx-xxxx-xxxx)" 
        } 
    });

    const realCode = friendCode.replace("SW-", "");

    spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "add-friend", realCode], { cwd: process.cwd(), env: {
        'NXAPI_USER_AGENT': USER_AGENT
    } });

    await ctx.ack();

    ctx.client.chat.postMessage({
        channel: ctx.body.user.id,
        text: "I've added you on Nintendo Switch! Find my friend request and accept it or add me yourself (SW-2973-7062-1423) and then click this button to finish the process!",
        blocks: [
            {
                type: 'section',
                text: {
                    type: 'mrkdwn',
                    text: "I've added you on Nintendo Switch! Find my friend request and accept it or add me back (`SW-2973-7062-1423`) and then click this button to finish the process!"
                }
            },
            {
                "type": "actions",
                "elements": [
                    {
                        "type": "button",
                        "text": {
                            "type": "plain_text",
                            "text": "I've accepted!",
                            "emoji": true
                        },
                        "value": realCode,
                        "action_id": "check-synced"
                    }
                ]
            }
        ]
    })
})

type NSOUser = {
    id: number,
    nsaId: string,
    imageUri: string,
    name: string,
    isFriend: boolean,
    isFavouriteFriend: boolean,
    isServiceUser: boolean,
    friendCreatedAt: number,
    presence: any
}

const getFriends = function getFriends(): NSOUser[] {
    const { stdout } = spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "friends", "--json"], { cwd: process.cwd(), env: {
        'NXAPI_USER_AGENT': USER_AGENT
    } });

    return JSON.parse(stdout.toString('utf-8').slice());
};

app.action('check-synced', async (ctx) => {
    if (ctx.action.type != "button") return;
    await ctx.ack();

    const friends = getFriends();

    const { stdout } = spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "lookup", ctx.action.value!, "--json"], { cwd: process.cwd(), env: {
        'NXAPI_USER_AGENT': USER_AGENT
    } });

    const user: NSOUser = JSON.parse(stdout.toString('utf-8').slice());

    if (!!friends.find(userA => userA.nsaId == user.nsaId)) {
        await sql`INSERT INTO links VALUES (${ctx.context.userId!}, ${user.nsaId})`

        ctx.respond({
            text: `Congrats! You've successfully linked your Slack account to your Nintendo Switch user (${user.name})!`
        })
    }
})

; (async () => {
    await app.start(53371);

    console.log('⚡️ Bolt app is running!');

    setInterval(async () => {
        const frens = getFriends();
        const links = await sql`SELECT * FROM links;`;

        for (let fren of frens) {
            const dbFren = links.find(frend => frend.nsaid == fren.nsaId)!;
            if (!dbFren) continue;
            const slackUser = (await app.client.users.info({ user: dbFren.slackid })).user!;
            
            if (slackUser.is_admin || slackUser.is_owner) return;

            switch (fren.presence.state) {
                // Console offline
                case "OFFLINE":
                // Console online; but not playing a game
                case "INACTIVE":
                    if (dbFren.last_status != null) {
                        await app.client.users.profile.set({
                            token: process.env.SLACK_USER_OAUTH_TOKEN,
                            user: dbFren.slackid,
                            // @ts-expect-error This is correct, Bolt has incorrect typing
                            profile: {
                                status_text: "",
                                status_emoji: ""
                            }
                        })
                        await sql`UPDATE links SET last_status = NULL WHERE nsaId = ${fren.nsaId};`;
                    }
                    break;
                    
                // Playing a game
                case "ONLINE":
                    if (dbFren.last_status != `Playing ${fren.presence.game.name}`) {
                        await app.client.users.profile.set({
                            token: process.env.SLACK_USER_OAUTH_TOKEN,
                            user: dbFren.slackid,
                            // @ts-expect-error This is correct, Bolt has incorrect typing
                            profile: {
                                status_text: `Playing ${fren.presence.game.name}`,
                                status_emoji: ":nintendo:"
                            }
                        })
                        await sql`UPDATE links SET last_status = ${`Playing ${fren.presence.game.name}`} WHERE nsaId = ${fren.nsaId};`;
                    }
                    break;
            }
        }
    }, 60_000)
})();