mirror of https://gitlab.com/ceda_ei/wish
127 lines
3.1 KiB
Bash
127 lines
3.1 KiB
Bash
#!/usr/bin/env bash
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function wish_init() {
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# Source all plugins
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local plugin
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local path
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for plugin in ${WISH_PLUGINS[@]}; do
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for path in "$XDG_CONFIG_HOME" "/usr/share" "$HOME/.config"; do
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source "$path/wish/plugins/$plugin.sh" &> /dev/null && break
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done
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[[ $? -ne 0 ]] && echo "Plugin $i not found." >&2
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done
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# Source theme
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WISH_THEME=${WISH_THEME:-plain}
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while :; do
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for theme in "$XDG_CONFIG_HOME" "/usr/share" "$HOME/.config"; do
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source "$theme/wish/themes/$WISH_THEME.sh" &> /dev/null && break
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done
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if [[ $? -eq 0 ]]; then
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break
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else
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echo "Theme $WISH_THEME not found. Using theme plain." >&2
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if [[ $WISH_THEME == "plain" ]]; then
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break
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else
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WISH_THEME=plain
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fi
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fi
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done
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# Call plugins to set colors
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for plugin in ${WISH_PLUGINS[@]}; do
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eval wish_$(echo $plugin)_set_colors $prev
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done
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}
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# Usage: color_to_escape_code [3|4] color
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#
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# Parameters:
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# - [3|4]: Use 3 if escape code is for foreground, 4 for background
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# - color: -1 to reset, 0-255 for terminal color codes. 6 digit hexadecimal
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# value for true color.
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#
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# Return value: Prints escape code that sets the fg/bg as requested.
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function color_to_escape_code() {
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local choice=$1
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local color=$2
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if [[ $color == -1 ]]; then
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echo "\[\033[0;5;0m\]"
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else
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if [[ ${#fg_code} -eq 6 ]]; then
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local r=$(( 16#${color:0:2} ))
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local g=$(( 16#${color:2:2} ))
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local b=$(( 16#${color:4:2} ))
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echo "\[\033[${choice}8;2;$r;$g;${b}m\]"
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else
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echo "\[\033[${choice}8;5;${fg_code}m\]"
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fi
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fi
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}
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# Usage: wish_append bg fg text
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#
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# Parameters:
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# - fg, bg: -1 to reset, 0-255 for terminal color codes. 6 digit hexadecimal
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# value for true color.
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# - text: Text of the plugin
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#
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# Return value: None
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function wish_append() {
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local bg_code=$1
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local fg_code=$2
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local text=$3
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local fg=$(color_to_escape_code 3 $fg_code)
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local bg=$(color_to_escape_code 4 $bg_code)
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if [[ $fg_code == -1 ]]; then
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PS1="$PS1$fg${bg}$text"
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else
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PS1="$PS1$bg${fg}$text"
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fi
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}
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function wish_main() {
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local prev=$?
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PS1=""
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local i
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if [[ $WISH_AUTONEWLINE != 0 ]]; then
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echo -ne "\033[6n" ; read -s -d ';'; read -s -d R WISH_CURSOR_POSITION
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if [[ $WISH_CURSOR_POSITION != "1" ]]; then
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PS1="\n"
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fi
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fi
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for i in $(seq 0 $((${#WISH_PLUGINS[@]} - 1))); do
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wish_${WISH_PLUGINS[i]}_main $prev
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if [[ -v WISH_POWERLINE ]] && [[ $WISH_POWERLINE != 0 ]]; then
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if wish_${WISH_PLUGINS[$i]}_end $prev; then
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if [[ $i -lt $((${#WISH_PLUGINS[@]} - 1)) ]]; then
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if wish_${WISH_PLUGINS[$(($i + 1))]}_start $prev; then
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local plugin=${WISH_PLUGINS[$i]}
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local next_plugin=${WISH_PLUGINS[$(($i+1))]}
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local fg_name=$(echo WISH_$(echo $plugin |
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tr '[:lower:]' '[:upper:]')_BG)
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local bg_name=$(echo WISH_$(echo $next_plugin |
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tr '[:lower:]' '[:upper:]')_BG)
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wish_append ${!bg_name} ${!fg_name}
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fi
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else
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local plugin=${WISH_PLUGINS[$i]}
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local fg_name=$(echo WISH_$(echo $plugin |
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tr '[:lower:]' '[:upper:]')_BG)
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wish_append -1 ${!fg_name}
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fi
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fi
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fi
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if [[ $i -eq $((${#WISH_PLUGINS[@]} - 1)) ]]; then
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PS1="$PS1\[\033[0;5;0m\]"
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fi
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done
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}
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wish_init
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PROMPT_COMMAND="wish_main; $PROMPT_COMMAND"
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