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dotfiles/script/omarchy-theme-set-templates
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gitadmin 9c353f257b feat(themes): add color derivation and themed app templates
Add script/omarchy-theme-color and expand omarchy-theme-set-templates to
derive a full palette from each theme's colors.toml, then render new
themed templates (shell, pi, vscode theme, gum, neovim, claude, hermes,
t3code) from it.

Adds backgrounds and palette updates for existing themes plus new themes
(last-horizon, lupine, solitude, tidewater-*, miasma, ...).
2026-09-24 21:25:12 -04:00

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#!/bin/bash
# omarchy:summary=Generate themed config files from Omarchy templates
# omarchy:hidden=true
TEMPLATES_DIR="$DOTFILES_DIR/default/themed"
USER_TEMPLATES_DIR="$HOME/.config/omarchy/themed"
NEXT_THEME_DIR="$HOME/.local/state/omarchy/current/next-theme"
COLORS_FILE="$NEXT_THEME_DIR/colors.toml"
declare -A THEME_COLORS
# Convert hex color to decimal RGB (e.g., "#1e1e2e" -> "30,30,46")
hex_to_rgb() {
local hex="${1#\#}"
printf "%d,%d,%d" "0x${hex:0:2}" "0x${hex:2:2}" "0x${hex:4:2}"
}
# Mix two hex colors. Amount may be a fraction (0.30) or percentage (30%).
mix_color() {
local start="${1#\#}"
local end="${2#\#}"
local amount="$3"
awk -v start="$start" -v end="$end" -v amount="$amount" '
function hex_value(char) {
return index("0123456789abcdef", tolower(char)) - 1
}
function hex_pair_to_int(hex, idx) {
return hex_value(substr(hex, idx, 1)) * 16 + hex_value(substr(hex, idx + 1, 1))
}
BEGIN {
if (amount ~ /%$/) {
sub(/%$/, "", amount)
amount = amount / 100
} else {
amount += 0
if (amount > 1) amount = amount / 100
}
if (amount < 0) amount = 0
if (amount > 1) amount = 1
start_r = hex_pair_to_int(start, 1)
start_g = hex_pair_to_int(start, 3)
start_b = hex_pair_to_int(start, 5)
end_r = hex_pair_to_int(end, 1)
end_g = hex_pair_to_int(end, 3)
end_b = hex_pair_to_int(end, 5)
red = int(start_r * (1 - amount) + end_r * amount + 0.5)
green = int(start_g * (1 - amount) + end_g * amount + 0.5)
blue = int(start_b * (1 - amount) + end_b * amount + 0.5)
printf "#%02x%02x%02x\n", red, green, blue
}
'
}
trim() {
local value="$1"
value="${value#"${value%%[![:space:]]*}"}"
value="${value%"${value##*[![:space:]]}"}"
printf "%s" "$value"
}
resolve_theme_ref() {
local ref="$1"
local fallback="${2:-}"
if [[ -n ${THEME_COLORS[$ref]+_} ]]; then
printf "%s" "${THEME_COLORS[$ref]}"
elif [[ -n $fallback && -n ${THEME_COLORS[$fallback]+_} ]]; then
printf "%s" "${THEME_COLORS[$fallback]}"
elif [[ -n $fallback ]]; then
printf "%s" "$fallback"
else
printf "%s" "$ref"
fi
}
resolve_gradient_color() {
local color
color=$(trim "$1")
if [[ -n ${THEME_COLORS[$color]+_} ]]; then
color="${THEME_COLORS[$color]}"
fi
printf "%s" "$color"
}
parse_gradient() {
local spec="$1"
local part color
local -a parts
GRADIENT_COLORS=()
GRADIENT_ANGLE=""
read -ra parts <<<"$spec"
for part in "${parts[@]}"; do
[[ -n $part ]] || continue
if [[ $part =~ ^-?[0-9]+([.][0-9]+)?deg$ ]]; then
GRADIENT_ANGLE="${part%deg}"
else
color=$(resolve_gradient_color "$part")
GRADIENT_COLORS+=("$color")
fi
done
}
color_to_shell_hex() {
local color r g b
color=$(resolve_gradient_color "$1")
if [[ $color =~ ^#[0-9A-Fa-f]{6}([0-9A-Fa-f]{2})?$ ]]; then
printf "#%s" "${color:1:6}"
elif [[ $color =~ ^[Rr][Gg][Bb][Aa]?\(([0-9A-Fa-f]{6})([0-9A-Fa-f]{2})?\)$ ]]; then
printf "#%s" "${BASH_REMATCH[1]}"
elif [[ $color =~ ^[Rr][Gg][Bb][Aa]?\(([0-9]+),([0-9]+),([0-9]+)(,[0-9.]+)?\)$ ]]; then
r=${BASH_REMATCH[1]}
g=${BASH_REMATCH[2]}
b=${BASH_REMATCH[3]}
(( r > 255 )) && r=255
(( g > 255 )) && g=255
(( b > 255 )) && b=255
printf "#%02x%02x%02x" "$r" "$g" "$b"
elif [[ $color =~ ^0x[0-9A-Fa-f]{8}$ ]]; then
printf "#%s" "${color:4:6}"
else
printf "%s" "$color"
fi
}
hypr_gradient_value() {
local spec color index
spec=$(resolve_theme_ref "$1" "${2:-}")
parse_gradient "$spec"
if (( ${#GRADIENT_COLORS[@]} == 0 )); then
printf '"%s"' "$spec"
elif (( ${#GRADIENT_COLORS[@]} == 1 )); then
printf '"%s"' "${GRADIENT_COLORS[0]}"
else
printf '{ colors = {'
for index in "${!GRADIENT_COLORS[@]}"; do
(( index > 0 )) && printf ','
printf ' "%s"' "${GRADIENT_COLORS[$index]}"
done
printf ' }'
[[ -n $GRADIENT_ANGLE ]] && printf ', angle = %s' "$GRADIENT_ANGLE"
printf ' }'
fi
}
gradient_start_value() {
local spec
spec=$(resolve_theme_ref "$1" "${2:-}")
parse_gradient "$spec"
if (( ${#GRADIENT_COLORS[@]} == 0 )); then
color_to_shell_hex "$spec"
else
color_to_shell_hex "${GRADIENT_COLORS[0]}"
fi
}
shell_gradient_value() {
local spec index
spec=$(resolve_theme_ref "$1" "${2:-}")
parse_gradient "$spec"
if (( ${#GRADIENT_COLORS[@]} == 0 )); then
printf "%s" "$spec"
return
fi
for index in "${!GRADIENT_COLORS[@]}"; do
(( index > 0 )) && printf " "
printf "%s" "${GRADIENT_COLORS[$index]}"
done
[[ -n $GRADIENT_ANGLE ]] && printf " %sdeg" "$GRADIENT_ANGLE"
}
add_template_value() {
local key="$1"
local value="$2"
local rgb
printf 's|{{ %s }}|%s|g\n' "$key" "$value" >>"$sed_script"
printf 's|{{ %s_strip }}|%s|g\n' "$key" "${value#\#}" >>"$sed_script"
if [[ $value =~ ^#[0-9A-Fa-f]{6}$ ]]; then
rgb=$(hex_to_rgb "$value")
printf 's|{{ %s_rgb }}|%s|g\n' "$key" "$rgb" >>"$sed_script"
fi
}
add_mix_value() {
local token="$1"
local content fn start_key end_key amount start end value
content="${token#\{\{}"
content="${content%\}\}}"
read -r fn start_key end_key amount <<<"$content"
start="${THEME_COLORS[$start_key]:-}"
end="${THEME_COLORS[$end_key]:-}"
[[ $start =~ ^#[0-9A-Fa-f]{6}$ && $end =~ ^#[0-9A-Fa-f]{6}$ ]] || return
value=$(mix_color "$start" "$end" "$amount")
case "$fn" in
mix)
;;
mix_strip)
value="${value#\#}"
;;
mix_rgb)
value=$(hex_to_rgb "$value")
;;
*)
return
;;
esac
printf 's|%s|%s|g\n' "$token" "$value" >>"$sed_script"
}
add_mix_values() {
local tpl token
local -A seen=()
for tpl in "${template_files[@]}"; do
while IFS= read -r token; do
[[ -n ${seen[$token]:-} ]] && continue
seen[$token]=1
add_mix_value "$token"
done < <(grep -hEo '\{\{[[:space:]]*mix(_strip|_rgb)?[[:space:]]+[A-Za-z0-9_]+[[:space:]]+[A-Za-z0-9_]+[[:space:]]+[0-9]+([.][0-9]+)?%?[[:space:]]*\}\}' "$tpl" 2>/dev/null || true)
done
}
add_gradient_function_value() {
local token="$1"
local content fn key fallback value
content="${token#\{\{}"
content="${content%\}\}}"
read -r fn key fallback <<<"$content"
case "$fn" in
hypr_gradient)
value=$(hypr_gradient_value "$key" "$fallback")
;;
gradient_start)
value=$(gradient_start_value "$key" "$fallback")
;;
shell_gradient)
value=$(shell_gradient_value "$key" "$fallback")
;;
*)
return
;;
esac
printf 's|%s|%s|g\n' "$token" "$value" >>"$sed_script"
}
add_gradient_function_values() {
local tpl token
local -A seen=()
for tpl in "${template_files[@]}"; do
while IFS= read -r token; do
[[ -n ${seen[$token]:-} ]] && continue
seen[$token]=1
add_gradient_function_value "$token"
done < <(grep -hEo '\{\{[[:space:]]*(hypr_gradient|gradient_start|shell_gradient)[[:space:]]+[^}]+[[:space:]]*\}\}' "$tpl" 2>/dev/null || true)
done
}
strip_shell_section_header() {
local section="$1"
local file="$2"
awk -v section="$section" '
BEGIN { skipping_header = 0 }
/^[[:space:]]*\[[^]]+\][[:space:]]*($|#)/ {
if ($0 ~ "^[[:space:]]*\\[" section "\\][[:space:]]*($|#)") {
skipping_header = 1
next
}
}
{ print }
' "$file"
}
apply_shell_section_override() {
local override="$1"
local section tmp body
[[ -f $NEXT_THEME_DIR/shell.toml ]] || return
[[ -f $override ]] || return
section=$(basename "$override")
section="${section#shell.}"
section="${section%.toml}"
[[ $section =~ ^[A-Za-z0-9_-]+$ ]] || return
tmp=$(mktemp)
body=$(mktemp)
strip_shell_section_header "$section" "$override" >"$body"
awk -v section="$section" -v body="$body" '
function emit_override() {
if (emitted) return
print "[" section "]"
while ((getline line < body) > 0) print line
close(body)
emitted = 1
}
/^[[:space:]]*\[[^]]+\][[:space:]]*($|#)/ {
if (in_section) {
emit_override()
in_section = 0
}
if ($0 ~ "^[[:space:]]*\\[" section "\\][[:space:]]*($|#)") {
in_section = 1
next
}
}
!in_section { print }
END {
if (in_section || !emitted) {
if (NR > 0) print ""
emit_override()
}
}
' "$NEXT_THEME_DIR/shell.toml" >"$tmp"
mv "$tmp" "$NEXT_THEME_DIR/shell.toml"
rm "$body"
}
apply_shell_section_overrides() {
local override
shopt -s nullglob
for override in "$NEXT_THEME_DIR"/shell.*.toml; do
[[ $(basename "$override") != "shell.toml" ]] || continue
apply_shell_section_override "$override"
done
}
# Only generate dynamic templates for themes with a colors.toml definition
if [[ -f $COLORS_FILE ]]; then
sed_script=$(mktemp)
shopt -s nullglob
template_files=("$USER_TEMPLATES_DIR"/*.tpl "$TEMPLATES_DIR"/*.tpl)
# Parsing and alias/fallback resolution (legacy colorN names, derived
# shades, mode/theme_type) is shared with every other colors.toml consumer.
while IFS=$'\t' read -r key value; do
THEME_COLORS[$key]="$value"
done < <(omarchy-theme-color --file "$COLORS_FILE" --all)
for key in "${!THEME_COLORS[@]}"; do
add_template_value "$key" "${THEME_COLORS[$key]}"
done
add_mix_values
add_gradient_function_values
# Process user templates first, then built-in templates (user overrides built-in)
for tpl in "${template_files[@]}"; do
filename=$(basename "$tpl" .tpl)
output_path="$NEXT_THEME_DIR/$filename"
# Don't overwrite configs already exists in the output directory (copied from theme specific folder)
if [[ ! -f $output_path ]]; then
sed -f "$sed_script" "$tpl" >"$output_path"
fi
done
rm "$sed_script"
fi
apply_shell_section_overrides