#!/usr/bin/env bash

cd "${0%/*}"

# twitch chat bot
# twitch docs reference: https://dev.twitch.tv/docs/irc

CHAN=$1

source ~/.twitch_secrets_bot goodcop_
source ../utils/url-parsing

MYID=56931496
LOG_FILE="$HOME/data/twitch-logs/$(date "+%Y-%m-%d_%H-%M-%S").log"
touch "$LOG_FILE"

TUNNEL=/tmp/twitch_tunnel
rm -f "$TUNNEL"
mkfifo "$TUNNEL"


# Example chat msg:
# @badge-info=;badges=;client-nonce=31ab40a7bef7162bfc8eade860eb185a;color=#DAA520;display-name=BuddysPizza;emotes=;first-msg=0;flags=;id=e86038a5-4d49-4868-aa96-b563da8fc689;mod=0;room-id=56931496;subscriber=0;tmi-sent-ts=1643181677955;turbo=0;user-id=42089909;user-type= :buddyspizza!buddyspizza@buddyspizza.tmi.twitch.tv PRIVMSG #badcop_ :!help

colorize() {
    printf "\x1b[38;2;$((16#${1:0:2}));$((16#${1:2:2}));$((16#${1:4:2}))m"
}

reply() {
    if [[ "$*" == "" ]]; then
      return
    fi
    {
        colorize "ff0000"
        echo -n "bot"
        printf '\033[0m'
        echo -n ": "
        echo "$@"
    } 1>&2
    printf "%s\r\n" "PRIVMSG #${CHAN} :$*"
}

parsecmd() {
    msg_loud="$msg"
    msg="${msg,,}"
    reply_parent="${tags[reply-parent-user-login]}"
    name="${tags[display-name]}"
    user_id="${tags[user-id]}"
    mod="${tags[mod]}"

    case "$msg" in
        "!crab") ;&
        *"🦀"*) reply "🦀🚫🦀🚫🦀🚫🦀🚫" ;;
        "!ping") reply "pong!" ;;
        "!boot") reply "check out https://boot.gay/badcop i worked there it is a cool website" ;;
        "!tau") reply "its a twitch api thing by FiniteSingularity https://github.com/Team-TAU/tau" ;;
        "!team") ;&
        "!claw") reply "https://www.twitch.tv/team/theclaw" ;;
        "!plant") reply "plant. https://badcop.itch.io/plant" ;;
        "!posix") reply "https://twitter.com/badcop_/status/1692837652477718917" ;;
        "!aoc") reply "advent of code: https://aoc.cgs.dev/" ;;
        "!blue") reply "it is my favorite color" ;;
        "!termsand") reply "https://github.com/cgsdev0/termsand" ;;
        "!stack") reply "bash stack is a web framework in bash: http://bashsta.cc" ;;
        "!emotes") ;&
        "!artist") reply "https://x.com/RiriiMeow" ;;
        "!botsnack")
            count=$(cat ~/.twitch_snack_counter)
            count=$(( count + 1 ))
            echo "$count" > ~/.twitch_snack_counter
            if (( $count % 5 == 0 ))
            then
              reply "my tummy hurts :("
            else
              reply "yum, thanks :)"
            fi
            ;;
        "!rtfm") ;&
        "!man") reply "refer to the manual: https://www.youtube.com/watch?v=7taNCDMpPvc" ;;
        "!vods") reply "https://youtube.com/@badcopVODs" ;;
        "!yt") ;&
        "!youtube") ;&
        "!bashcop") reply "https://youtube.com/@bashcop" ;;
        "!summoning") ;&
        "!salmoning") reply "https://clips.twitch.tv/FriendlyGenerousWolfPastaThat-xTl0b_eJ1D94qriv" ;;
        "!winrar") ;&
        *"tmux"*) popup-queue 'winrar-tmux-popup | popup -h 13 -w 50' & ;;
        "!hi") reply "/me waves" ;;
        "!discord") reply "join our discord! https://discord.badcop.games/" ;;
        "!theme") reply "tokyonight https://github.com/folke/tokyonight.nvim" ;;
        "!mouse") reply "Logitech G305 >>>>>>>>" ;;
        "!keyboard") reply "novelkeys NK65" ;;
        "!dotfiles") reply "https://github.com/cgsdev0/dotfiles" ;;
        "!camera") reply "my main camera is a sony a6400 with a sigma 30mm lens" ;;
        "!font") reply "I use the hack font: https://sourcefoundry.org/hack/" ;;
        "!pronouns") ;&
        "!gender") reply "i prefer to go by she/her or they/them pronouns" ;;
        "badcop3bonk") reply "You bonk the fish for $RANDOM damage!" ;;
        "badcop3rage") ;&
        "!fist") reply "You punch the fish for $RANDOM damage!" ;;
        "!fish "*) ;&
        "!fish") reply "cop.fish" ;;
        "!jump") reply "/me jumps" ;;
        "!consulting") reply "https://bash.consulting/" ;;
        "!lurk"*) reply "sounds good, $name :)" ;;
        "!twitter") reply "https://twitter.com/badcop_" ;;
        "!tomorrow") reply "rust stream?" ;;
        "!today") reply "$(tail -n1 $HOME/.today)" ;;
        "!settoday "*)
            if [[ "$mod" != "0" ]] || [[ "$name" == "badcop_" ]]; then
              echo "$msg_loud" | cut -d' ' -f2- >> "$HOME/.today"
            fi
            ;;
        "!song")
            URL="$(baton share | grep "Share URL" | cut -d' ' -f3-)"
            reply "$(baton status | head -n2 | cut -d':' -f2- | paste -sd' ') $URL"
            ;;
        "!rollycubes") reply "https://rollycubes.com/" ;;
        "!github") reply "https://github.com/cgsdev0" ;;
        # memes
        "!sha2") reply "It is balderdash by scam artists trying to bamboozle people into buying fintech snake oil" ;;
        "!modules") reply "they are orthogonal to namespaces" ;;
        "!bot") reply "i live here: https://github.com/cgsdev0/dotfiles/blob/main/bin/twitch-cmds/twitch-chat" ;;
        "!bible") reply "https://github.com/dylanaraps/pure-bash-bible" ;;
        "!itch") ;&
        "!games") reply "https://badcop.itch.io/" ;;
        *"haha"*) reply "lol" ;;
        *"heh"*) reply "haha" ;;
        # make the bot sassy
        *"golang"*) reply "more like nolang" ;;
        *"emacs"*) reply "vim is better" ;;
        *"vim"*) reply "emacs is better" ;;
        *"linux"*) reply "i use ubuntu btw" ;;
        "!"[^!]*) reply "what" ;;
        *"goodcop_"*)
            if [[ "$reply_parent" == "goodcop_" ]]; then
                reply "@$name don't reply to me LUL"
            else
                reply "@$name don't at me"
            fi
            ;;
    esac
}

parse() {
    while IFS= read -r line; do
        printf "time=%s;%s\n" $(date "+%Y-%m-%d_%H:%M:%S") "$line" >> "$LOG_FILE"
        read -r tagstr user cmd room msg <<< "$line"
        if [[ "$tagstr" == "PING" ]]; then
            # i hate that this is like this, but if you just pretend
            # that it's not like this then it's not so bad
            #
            # it turns out that my way of parsing is not exactly correct
            # but it's close enough for our needs so eff it
            printf "PONG %s\r\n" "$user"
            continue
        fi
        case $cmd in
            PRIVMSG)
                unset tags
                local -A tags
                while read -r -d';' tag; do
                    IFS='=' read -r key val <<< "$tag"
                    tags["$key"]="$val"
                done <<< "$tagstr"
                redeemed="${tags[custom-reward-id]}"
                msg=${msg:1}
                color=${tags[color]:1}
                if [[ ${#color} != 6 ]]; then
                    colorhash=$(echo "$name" | md5sum)
                    color=${colorhash:3:9}
                fi
                colorize "$color" 1>&2
                name=${tags[display-name]}
                printf "%s" "$name" 1>&2
                printf '\033[0m' 1>&2
                if [[ "$msg" == $'\x01'"ACTION "* ]]; then
                    printf '\033[3m' 1>&2
                    echo " ${msg#* }" 1>&2
                else
                    echo ": $msg" 1>&2
                fi
                printf '\033[0m' 1>&2
                parsecmd
                ;;
        esac
    done
}

auth() {
    source ~/.twitch_secrets goodcop_
    printf "%s\r\n" \
        "CAP REQ :twitch.tv/membership twitch.tv/tags twitch.tv/commands" \
        "PASS oauth:${TWITCH_ACCESS_TOKEN}" \
        "NICK ${TWITCH_NICK}" \
        "JOIN #${CHAN}"
}

set -o pipefail
while true; do
  (auth; parse < "$TUNNEL") \
      | websocat \
        -E wss://irc-ws.chat.twitch.tv \
        --ping-timeout 15 \
        --ping-interval 10 \
      > "$TUNNEL"

  [[ $? -ge 130 ]] && exit 0

  echo "$(date) IT CRASHED, RESTARTING"
done