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#!/bin/bash

# --- Data ---

# these are the variables the rest of the script is aware of

# they are dynamically populated using a bash hack

CHAD='' # the ascii art

HORIZONTAL_OFFSET='' # horizontal space until the right side of his head

FREE_LINES='' # vertical space until the bottom of the speech bubble

#

CHAD1=' ⣀⣤⣾⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣦⣀

⠐⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⡟⣿⣿⣶⣄⡀

⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⣿⣇⣿⣿⣿⣿⣿⣆

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣻⣿⡄

⢸⣿⣿⣿⣿⣿⣿⣿⣿⡿⠍⠙⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⡇

⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⣱⣾⠟ ⢠⠉⠉⠉⠻⣿⣿⡇

⣽⣿⣿⣿⣿⣿⡿⠛⣡⣶⣿⣧⣤⠸⡟⠂ ⢹⣿⡇

⢀⣾⣿⣿⣿⣿⠇ ⢈⣥⣿⣿⣿⣿⣿⣷⣆⢰⣆ ⢸⡏

⣸⣿⣿⣏⣿⡏ ⣾⣾⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣷⣾⡃

⠹⣿⣿⣿⣿⣷⡄⠘⠹⢿⣿⣍⠉⢛⣿⣿⣿⠸⣿⣿⠿⠁

⢹⢿⣿⣿⣿⣿⣦⣀⣿⣿⣿⣶⣾⣿⣿⣿⡇⠁⠈⡄

⡟⢺⣿⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟ ⡺⠁ .

⢸ ⢸⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣏⣻⡶⠁ .'\''

⢀⡿ ⣿⡏⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣬⣿⠇ -'\''

⣤⣶⣶⣿⣿⡛⠻⠿⣿⡿⠛⠁⢰⣿⣿⠃⢘⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏

⣿⣿⣅⠄⢉⣙⣿⣿⡟ ⠘⣿⡇ ⣿⣦⣿⣿⣿⣿⣿⣿⣿⣟⣻⠇

⣿⣿⣿⣿⣿⣿⣿⠇ ⣸ ⡇⢠⣿⣧ ⢠⣿⡿⢿⠿⠋⠙⠛⠛⠛⠛⠋⢀

⣿⣿⠏⣸⣿⣿⣿⣧ ⣷⠸⣿⠃⣴⣿⡟⠙⠁ ⣾⣄⣀⡀⠉⠢⣀

⣿⣿⣶⣬⣿⣿⣿⣿⣦⡄⣀⡿ ⣿⣿⣇⠹⣷⣤⣾⠇ ⣰⣿⣿⣿⣿⣆ ⠈⠳⡀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢰⣿⣿⡿⢶⣿⣿⡟⢀⣤ ⣰⣿⣿⣿⣿⡿⣭⣷⣄⡀⠘⢄

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣼⣿⣿⣧⣾⣿⢿⡷⠟⠉ ⠹⠟⠛⢉⠁⡀⠈⠉⠉⠑⢦⡈⠳⡀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠙⢿⣿⣿⣿⣿⠉ ⢀⡉⡦⠄ ⣿ ⠠⠄ ⠑⠠⠉⠒⢄⡀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡄⢘⣿⣿⢋⠍⢿⣶⣽⣿⡿⢿⡄ ⣸⡯⡄ ⠙

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣾⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣷⣶⣾⣿⣤⣷⣶⣄⣰⣤⣀⣀⣀⣀⣀⣀⣀⣀'

HORIZONTAL_OFFSET1=36

FREE_LINES1=12

#

CHAD2=' ⢀⣀⣀⣀⣀⣀⡀

⢀⣴⣾⣿⣿⣻⡥⢴⣾⠭⠿⢛⣳⣶⣤⣄⣀

⢠⣿⠟⣉⣵⣫⠴⠚⣩⠤⠖⢋⡩⠞⣩⠞⢋⣽⢷⡄

⢀⡾⠿⠞⠻⠟⠻⠾⠿⠥⠶⠾⣯⣶⣿⣵⣾⣽⣾⡿⢿

⡼⠁ ⡏ ⣾⣛⣁⣀⣈⣇

⢸⠃ ⣠⠤⣄⡀⣰⠃⡼⠁⣀⣤⣤⣈⣽⣇

⢸ ⢰⣷⣞⣹⣿⡿ ⢷⡾⣿⣿⣿⢛⢻⡋

⠈⢧ ⢸⣯ ⣿⣿⣧⣄ ⠈⠉⠉ ⠇⢳⡀

⠈⠳⣤⣤⣀⣀⣀⣀⣀⣻⣶⡿⢹⣿⣿⣦ ⣀⡀⡴⢂⣀⢀⣧

⠈⣇ ⠈⠉⠉⢡⣿⣫⠾⢟⣷⣿⣿⣿⣷⣿⣿⣿⣿ /

⡏ ⢸⡿⢿⣿⠟⣻⣿⢻⣿⣿⣿⣿⡟⠁.`

⡼⠁ ⢿⣽⡏⢘⣏⣹⠿⣿⣿⣧⡿⣿⡄

⢀⣠⣶⣾⣷⣶⣦⣄⡀ ⠈⠻⣧⣾⣷⠿⣸⣿⠏⡿⣿⣿⣯

⢀⣠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣄⡀ ⠨⡟⢾⣿⣹⣼⡗⢻⣷⡿

⠛⠛⠻⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣥⣿⣌⠙⠛⠚⠛⠋

⠈⠉⠙⠻⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆

⠈⠙⠛⠻⠿⠿⠿⠿⠿⠿⢿⠇ '

HORIZONTAL_OFFSET2=31

FREE_LINES2=9

#

CHAD3=' ⣀⡄

⣀⣠⠤⠖⠚⠉⡼

⢀⣀⠤⠒⠊⠉ ⡸⠁

⣀⠴⠚⠉ ⢰⠃

⣠⠔⠊ ⢠⠏

⣀⡴⠯⠒⠒⠒⠒⠒⠦⠤⣄⣀⡀ ⡞

⢀⡼⠁ ⢠⡄ ⣀⣀⠉⠙⢒⡦⢼⠁

⡼ ⠳⢤ ⠈⠁⣈⣩⣭⡙⣺

⢠⡇ ⠘ ⠐⠯⣯⣿⣼⠝⠘⢆

⠘⡇ ⡤⣤⣄ ⠈⢣⡀

⢷ ⢸⢰⠛⠼ ⣤ ⠳⣄

⢸⣆ ⠘⣌⡽⠃⣰⡏ ⠞⣉⡁ ⣸⡆

⣸⠈⠂ ⡤ ⢰⡋ ⠷⣍⠉⠁

⡟ ⡇ ⠳⢄⡀ ⡿⠤⠤⢬⠇ -*

⡇ ⢷⡀ ⠘ ⠑⢲⠞

⡇ ⠉⠑⠲⠤⣀⡀ ⠈⠑⠢⡀

⢰⠇ ⡇ ⣹⠋⠓⠦⣄ ⣀⣠⠇

⠸⠆ ⢀ ⠙⢦⡀ ⢰⠋ ⠈⠉⠉⠉⠉

⠑⠂⠙⠂⢚ '

HORIZONTAL_OFFSET3=25

FREE_LINES3=14

#

CHAD4=' ⢀⣤⠶⠛⠛⠛⠉⠛⠛⠷⠶⠶⣦⣀

⢀⠞⠋ ⠉⠻⣄

⡰⠁ ⢀⣴⣶⣤⣤⣤⣀ ⣀⣀⡀⠸⣧

⢰⠁ ⣠⣿⣿⣿⣿⣿⢿⡿⠂⠈⠹⢿⣦⠘⣧

⡎ ⠈⣉⣴⣿⣿⠟⠛⠛⠶⠶ ⣦ ⣿⡇⢹⡇

⡇ ⣾⣿⣿⣋⢠⠄ ⠉ ⠙⢿⠸⣿

⡗⣠⢀⣄ ⣼⣿⣿⣿⣄⡀ ⣰⡆ ⡀⢸

⢸ ⠃⠈⢉ ⠻⣿⣿⣿⣿⣿⡶ ⢀⣿⣇ ⢀⠈⣼

⠸⡄⢀⠙⡿ ⠻⢿⠿⠏⣁⣤⠄ ⠠⠍⢿⡇⢀⢠⣆⢹

⠹⡏⣡⠁ ⢤ ⠏⠁ ⢸⡏⢸

⣧⣿ ⢂⡀ ⡀⣀⠲ ⠘⢰⡟

⢹⣿ ⠈ ⠈⠑⠂ ⠈⠦ ⢀⡿ /

⢸⣿⣦⡀ ⢠⠆⢀⣸⠇ -'\''

⣴⣿⣿⣿⣿⣷⣤⡀ ⢘⠙⣧

⣠⡟⢹⣿⣿⣿⣿⣿⣿⣿⣶⣄ ⠁ ⢉⣰⠇

⣀⣀⠤⠖⠛⢋⣡⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣥ ⣀ ⢀⣀⣠⡼

⣉⣥⣶⣶⣿⡿⢋⣽⣿⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⡿ ⣾⣿⢸⠟

⣿⣿⣿⠟⠋⢀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⣿⣿⠁ ⣴⣿⡟⢸⡀

⠈⠉ ⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠹⠃ ⣾⡟⣼⣷⣬⣙⠳⢤⣀

⣀⣀⣀⣀⣀⡈⠙⠛⠛⠛⠙⠻⠿⠿⣿⡿ ⣄ ⠏⣄⣿⣇⠘⢿⣿⣶⣌⠳⣄

⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣶⣦⣤⣀⠙⠃⢰⡄ ⣸⣿⣾⣿⣄ ⣦⠉⠻⣷⣌⠳⢦⣄⣀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⠯⣿⣿⣿⣷⣌⢧ ⢠⠿⢟⣀⣉⣭⣠⣬⣿⣆⢻⡋⠓⠲⠮⣝⡛⢷⣤⣀⣀⡀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⡿⠿⣯⣍⣛⣾⡧⠟ ⠈⠙⣿⣿⣿⣿⣿⣿⣦⡀ ⠰⣶⣶⣽⣶⣶⣬⣭⣙⠻⢦⡀

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣿⣿⣿⣿⣷ ⠈⠐⣿⣿⣿⣿⣿⣿⣿⣿⣶⣄⡙⠈⢿⣿⣿⣿⣿⣿⣿⣶⣍⠳⣄'

HORIZONTAL_OFFSET4=34

FREE_LINES4=11

#

function setup_random_chad() {

N_CHADS=4

N=$(expr ${RANDOM} % ${N_CHADS} + 1)

CHAD="CHAD${N}"

CHAD="${!CHAD}"

HORIZONTAL_OFFSET="HORIZONTAL_OFFSET${N}"

HORIZONTAL_OFFSET="${!HORIZONTAL_OFFSET}"

FREE_LINES="FREE_LINES${N}"

FREE_LINES="${!FREE_LINES}"

}

# --- Code ---

# Cli

function usage() {

echo "Usage: chadsay <text>"

}

if [ $# -lt 1 ]; then

usage

exit 1

fi

# Get configuration

setup_random_chad

# Format message

message="$*"

IFS=$'\n' read -rd '' -a lines <<<"$message"

max_len=0 # we will be padding each line to the same lenght to aling the border

for line in "${lines[@]}"; do

[ ${#line} -gt $max_len ] && max_len=${#line}

done

# top border

message="."$(printf '%.0s`' $(seq 1 $((max_len + 2))))".\n"

# side borders

for line in "${lines[@]}"; do

padded_line=$(printf "%-${max_len}s" "$line")

message+=": $padded_line :\n"

done

# bottom border

message+="\`"$(printf '%.0s.' $(seq 1 $((max_len + 2))))"\`\n"

message_height=$(expr ${#lines[@]} + 2)

# Normalize chad and message height

if [ $message_height -gt $FREE_LINES ]; then

pad_chad=""

n=$((message_height - $FREE_LINES))

padding=$(printf "%${HORIZONTAL_OFFSET}s")

for _ in $(seq 1 $n); do

pad_chad+="${padding}\n"

done

CHAD="${pad_chad}${CHAD}"

elif [ $FREE_LINES -gt $message_height ]; then

n=$(expr $FREE_LINES - $message_height)

for _ in $(seq 1 $n); do

message="\n$message"

done

fi

# Paste next to each other

paste -d '' <(echo -e "$CHAD") <(echo -e "$message")