#! /bin/zsh
#
# this file:
#   https://dataswamp.org/~incal/conf/.zsh/led-kb

kb-install () {
    git clone https://github.com/MatMoul/g810-led.git     &&
    cd ~/src/g810-led                                     &&
    sudo apt-get install build-essential libusb-1.0-0-dev &&
    make LIB=libusb
}

alias {k,kub}="kb-from-file ~/kb/kb-full-group.conf"
alias kubs="kb-from-file ~/kb/kb-bright-small.conf"

kb-engage () {
    g810-led -c
}

kb-cleanup () {
    local black="000000" # don't change into 0
    g810-led -gn logo       $black
    g810-led -gn indicators $black
    g810-led -kn win_right  $black
}

prof_i=0
kb-next-ex () {
    local profs=(/usr/share/doc/g810-led/examples/sample_profiles/*)
    kb_prof=$profs[$prof_i]
    prof_i=$(( ($prof_i + 1) % $#profs ))

    local f=$profs[$prof_i]

    echo $f
    kb-from-file $f
}
alias knee=kb-next-ex

kb-set-key-color () {
    local key=$1
    local color=$2
    g810-led -kn $key $color
}

kb-set-all-color () {
    local color=$1
    g810-led -an $color
}

kb-set-all-black () {
    kb-set-all-color 000000
}

kb-from-file () {
    local profile=$1
    kb-set-all-black
    g810-led -p $profile
    kb-cleanup
    kb-engage
}

# individual themes

# simple themes, not computed

kb-color () {
    local clr=$1
    kb-set-all-color $clr
    kb-cleanup
    kb-engage
}

kb-blue () {
    kb-color 444488 2> /dev/null
}
alias b=kb-blue
alias bl=bk-blue
alias blue=kb-blue

kb-green () {
    kb-color 636e1a
}

# somewhat computed themes

kb-blue-random () {
    local q=$(( 2 / 3.0 ))
    local b=$(( RANDOM % 255 ))
    local l=$(( $b * $q ))

    local g=$(( RANDOM % $l ))
    local r=$(( RANDOM % ($l - $g) ))

    local rx=$(([##16]r))
    local gx=$(([##16]g))
    local bx=$(([##16]b))

    local rgb="${rx}${gx}${bx}"
    kb-set-all-color $rgb

    kb-cleanup
    kb-engage
}

kb-army-green () {
    local green=${1:-110}

    local  red=$(( 0.90 * $green ))
    local blue=$(( 0.24 * $green ))

    local r=$(([##16]red))
    local g=$(([##16]green))
    local b=$(([##16]blue))

    local rgb="${r}${g}${b}"
    kb-set-all-color $rgb

    kb-cleanup
    kb-engage
}
alias army=kb-army-green

# even more computed themes ...

# theme based on hour

kb-set-color-hour () {
    local hour=$(date +"%H")

    local hours_colors=(
        ff7f50 fa8072 ffa500 eee8aa
        ffff00 7cfc00 008000 90ee90
        00ff7f 20b2aa 00ffff 40e0d0
        b0e0e6 00bfff 87cefa 0000cd
        4b0082 9370db 8b008b 800080
        ff00ff ff1493 ff69b4 f5f5dc
    )

    local hour_color=$hours_colors[$hour]
    kb-set-all-color $hour_color

    kb-cleanup
    kb-engage
}
alias kb-hour=kb-set-color-hour

# theme based on weekday

# this will modify but not completely reset the previous theme

kb-set-color-day () {
    local day=$(date +"%u")

    local day_color="7f55ff"
    local day_color_extra="dddddd"

    local days_keys=(m t w t f s s)
    local days_keys_extra=(o u e h r a u)

    local day_key=$days_keys[$day]
    local day_key_extra=$days_keys_extra[$day]

    kb-set-key-color $day_key        $day_color
    kb-set-key-color $day_key_extra  $day_color_extra
}

# combine non-computed and computed theme

warmy () {
    army
    kb-set-color-day
    kb-engage
}

# https://www.rapidtables.com/web/color/RGB_Color.html
# maroon                   800000
# dark red                 8b0000
# brown                    a52a2a
# firebrick                b22222
# crimson                  dc143c
# red                      ff0000
# tomato                   ff6347
# coral                    ff7f50
# indian red               cd5c5c
# light coral              f08080
# dark salmon              e9967a
# salmon                   fa8072
# light salmon             ffa07a
# orange red               ff4500
# dark orange              ff8c00
# orange                   ffa500
# gold                     ffd700
# dark golden rod          b8860b
# golden rod               daa520
# pale golden rod          eee8aa
# dark khaki               bdb76b
# khaki                    f0e68c
# olive                    808000
# yellow                   ffff00
# yellow green             9acd32
# dark olive green         556b2f
# olive drab               6b8e23
# lawn green               7cfc00
# chart reuse              7fff00
# green yellow             adff2f
# dark green               006400
# green                    008000
# forest green             228b22
# lime                     00ff00
# lime green               32cd32
# light green              90ee90
# pale green               98fb98
# dark sea green           8fbc8f
# medium spring green      00fa9a
# spring green             00ff7f
# sea green                2e8b57
# medium aqua marine       66cdaa
# medium sea green         3cb371
# light sea green          20b2aa
# dark slate gray          2f4f4f
# teal                     008080
# dark cyan                008b8b
# aqua                     00ffff
# cyan                     00ffff
# light cyan               e0ffff
# dark turquoise           00ced1
# turquoise                40e0d0
# medium turquoise         48d1cc
# pale turquoise           afeeee
# aqua marine              7fffd4
# powder blue              b0e0e6
# cadet blue               5f9ea0
# steel blue               4682b4
# corn flower blue         6495ed
# deep sky blue            00bfff
# dodger blue              1e90ff
# light blue               add8e6
# sky blue                 87ceeb
# light sky blue           87cefa
# midnight blue            191970
# navy                     000080
# dark blue                00008b
# medium blue              0000cd
# blue                     0000ff
# royal blue               4169e1
# blue violet              8a2be2
# indigo                   4b0082
# dark slate blue          483d8b
# slate blue               6a5acd
# medium slate blue        7b68ee
# medium purple            9370db
# dark magenta             8b008b
# dark violet              9400d3
# dark orchid              9932cc
# medium orchid            ba55d3
# purple                   800080
# thistle                  d8bfd8
# plum                     dda0dd
# violet                   ee82ee
# magenta, fuchsia         ff00ff
# orchid                   da70d6
# medium violet red        c71585
# pale violet red          db7093
# deep pink                ff1493
# hot pink                 ff69b4
# light pink               ffb6c1
# pink                     ffc0cb
# antique white            faebd7
# beige                    f5f5dc
# bisque                   ffe4c4
# blanched almond          ffebcd
# wheat                    f5deb3
# corn silk                fff8dc
# lemon chiffon            fffacd
# light golden rod yellow  fafad2
# light yellow             ffffe0
# saddle brown             8b4513
# sienna                   a0522d
# chocolate                d2691e
# peru                     cd853f
# sandy brown              f4a460
# burly wood               deb887
# tan                      d2b48c
# rosy brown               bc8f8f
# moccasin                 ffe4b5
# navajo white             ffdead
# peach puff               ffdab9
# misty rose               ffe4e1
# lavender blush           fff0f5
# linen                    faf0e6
# old lace                 fdf5e6
# papaya whip              ffefd5
# sea shell                fff5ee
# mint cream               f5fffa
# slate gray               708090
# light slate gray         778899
# light steel blue         b0c4de
# lavender                 e6e6fa
# floral white             fffaf0
# alice blue               f0f8ff
# ghost white              f8f8ff
# honeydew                 f0fff0
# ivory                    fffff0
# azure                    f0ffff
# snow                     fffafa
# black                    000000
# dim gray, dim grey       696969
# gray, grey               808080
# dark gray, dark grey     a9a9a9
# silver                   c0c0c0
# light gray, light grey   d3d3d3
# gainsboro                dcdcdc
# white smoke              f5f5f5
# white                    ffffff