#!/bin/bash

# print helper functions for safe output
say () { printf %s\\n "$*" ; }
sayn ()   { printf %s "$*" ; }

## colors
# use ANSI escape codes
normal () { printf '\033[0m'    ; }
black ()  { printf '\033[0;30m' ; }
red ()	  { printf '\033[0;31m' ; }
green ()  { printf '\033[0;32m' ; }
brown ()  { printf '\033[0;33m' ; }
orange () { printf '\033[0;33m' ; }
blue ()   { printf '\033[0;34m' ; }
purple () { printf '\033[0;35m' ; }
cyan ()   { printf '\033[0;36m' ; }
gray ()   { printf '\033[0;37m' ; }
grey ()   { printf '\033[1;30m' ; }
lred ()   { printf '\033[1;31m' ; }
lgreen () { printf '\033[1;32m' ; }
yellow () { printf '\033[1;33m' ; }
lblue ()  { printf '\033[1;34m' ; }
lpurple (){ printf '\033[1;35m' ; }
lcyan ()  { printf '\033[1;36m' ; }
white ()  { printf '\033[1;37m' ; }

GRE='\033[0;32m'
RED='\033[0;31m'
NOR='\033[0m'

green
say "::: Installing i3blocks:"

##### check if i3 is installed
orange
say "::: Check if 'i3' is installed"
i3 -v >/dev/null 2>/dev/null
if [[ $? -ne 0 ]]; then
   red
   say "::: Nope, please install 'i3' and restart this setup."
   normal
   exit 1
else
    green
    say "::: Yes, moving on."
fi

##### check if i3blocks is installed
orange
say "::: Check if 'i3blocks' is installed"
i3blocks -V >/dev/null 2>/dev/null
if [[ $? -ne 0 ]]; then
    red
    say "::: Nope, please install 'i3blocks' and restart this setup."
    normal
    exit 1
else
    green
    say "::: Yes, moving on."
fi

##### check if git is installed
orange
say "::: Check if 'git' is installed"
git --version >/dev/null 2>/dev/null
if [[ $? -ne 0 ]]; then
    red
    say "::: Nope, please install 'git' and restart this setup."
    normal
    exit 1
else
    green
    say "::: Yes, moving on."
fi

##### check if ~/.config/i3blocks already exists is empty
orange
say "::: Check if ~/.config/i3blocks exists"
if [[ -d "$HOME/.config/i3blocks" ]]; then
    say "::: Yes, moving to ~/.config/i3blocks.bak"
    mv "$HOME/.config/i3blocks"{,.bak} >/dev/null 2>/dev/null
    if [[ $? -ne 0 ]]; then
        red
        say "::: Error during moving. Please move it manually and restart this setup."
        normal
        exit 1
    else
        green
        say "::: Done"
    fi
fi


#### download simple-i3blocks
orange
say "::: Downloading simple-i3blocks to ~/.config/i3blocks"
git clone https://will.kein.hk/git/koksnuss/simple-i3blocks.git ~/.config/i3blocks &> /dev/null
if [[ $? -ne 0 ]]; then
    red
    say "::: Error during cloning."
    normal
    exit 1
else
    green
    say "::: Yes, moving on."
fi

#### masking blocks as executable
say "::: Mask i3-blocks executable"
cd "$HOME/.config/i3blocks/modules"
if [[ $? -ne 0 ]]; then
    red
    say "::: Error, could not move to $HOME/.config/i3blocks/modules ."
    normal
    exit 1
else
    green
    say "::: Yes, moving on."
fi
chmod u+x audio backlight battery cpu datetime ip ram storage
if [[ $? -ne 0 ]]; then
    red
    say "::: Error, could not mask the blocks executable."
    normal
    exit 1
else
    green
    say "::: Yes, moving on."
fi

##### finish
say "::: Succesfully finished. Please put 'status_command i3blocks' inside the 'bar{ ... }' statement in '.config/i3/config' and reload i3. Normally you can relade 'i3' with the shortcut MOD+SHIFT+R"
normal
exit 0