122 lines
4.3 KiB
Bash
122 lines
4.3 KiB
Bash
# shellcheck shell=bash
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# shellcheck disable=SC2034 # Expected behavior for themes.
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# shellcheck source-path=SCRIPTDIR/../powerline
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source "${BASH_IT?}/themes/powerline/powerline.base.bash"
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function __powerline_right_segment() {
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local -a params
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IFS="|" read -ra params <<< "${1}"
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local pad_before_segment=" "
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local padding=0
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if [[ "${SEGMENTS_AT_RIGHT}" -eq 0 ]]; then
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if [[ "${POWERLINE_COMPACT_AFTER_LAST_SEGMENT:-${POWERLINE_COMPACT:-0}}" -ne 0 ]]; then
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pad_before_segment=""
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fi
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RIGHT_PROMPT+="$(set_color "${params[1]:-}" -)${POWERLINE_RIGHT_LAST_SEGMENT_END_CHAR:-}${normal?}"
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((padding += 1))
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else
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if [[ "${POWERLINE_COMPACT_BEFORE_SEPARATOR:-}" -ne 0 ]]; then
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pad_before_segment=""
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fi
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# Since the previous segment wasn't the last segment, add padding, if needed
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#
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if [[ "${POWERLINE_COMPACT_AFTER_SEPARATOR:-0}" -eq 0 ]]; then
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RIGHT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR?}") ${normal}"
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((padding += 1))
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fi
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if [[ "${LAST_SEGMENT_COLOR}" -eq "${params[1]:-}" ]]; then
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RIGHT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR?}")${POWERLINE_RIGHT_SEPARATOR_SOFT- }${normal?}"
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else
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RIGHT_PROMPT+="$(set_color "${params[1]:-}" "${LAST_SEGMENT_COLOR?}")${POWERLINE_RIGHT_SEPARATOR- }${normal?}"
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fi
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((padding += 1))
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fi
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RIGHT_PROMPT+="$(set_color - "${params[1]:-}")${pad_before_segment}${params[0]}${normal?}"
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((padding += ${#pad_before_segment}))
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((padding += ${#params[0]}))
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((RIGHT_PROMPT_LENGTH += padding))
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LAST_SEGMENT_COLOR="${params[1]:-}"
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((SEGMENTS_AT_RIGHT += 1))
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}
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function __powerline_right_first_segment_padding() {
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RIGHT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR?}") ${normal?}"
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((RIGHT_PROMPT_LENGTH += 1))
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}
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function __powerline_last_status_prompt() {
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if [[ "${1?}" -ne 0 ]]; then
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printf '%b %s %b' "$(set_color "${LAST_STATUS_THEME_PROMPT_COLOR-"52"}" -)" "${1}" "${normal?}"
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fi
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}
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function __powerline_prompt_command() {
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local last_status="$?" ## always the first
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local beginning_of_line='\[\e[G\]'
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local move_cursor_rightmost='\e[500C'
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local info prompt_color segment prompt
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local LEFT_PROMPT=""
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local RIGHT_PROMPT=""
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local RIGHT_PROMPT_LENGTH=${POWERLINE_PADDING:-2}
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local SEGMENTS_AT_LEFT=0
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local SEGMENTS_AT_RIGHT=0
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local LAST_SEGMENT_COLOR=""
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_save-and-reload-history "${HISTORY_AUTOSAVE:-0}"
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if [[ -n "${POWERLINE_PROMPT_DISTRO_LOGO:-}" ]]; then
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LEFT_PROMPT+="$(set_color "${PROMPT_DISTRO_LOGO_COLOR?}" "${PROMPT_DISTRO_LOGO_COLORBG?}")${PROMPT_DISTRO_LOGO?}$(set_color - -)"
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fi
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## left prompt ##
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# shellcheck disable=SC2068 # intended behavior
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for segment in ${POWERLINE_PROMPT[@]-"user_info" "scm" "python_venv" "ruby" "node" "cwd"}; do
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info="$("__powerline_${segment}_prompt")"
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if [[ -n "${info}" ]]; then
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__powerline_left_segment "${info}"
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fi
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done
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if [[ -n "${LEFT_PROMPT:-}" && "${POWERLINE_COMPACT_AFTER_LAST_SEGMENT:-${POWERLINE_COMPACT:-0}}" -eq 0 ]]; then
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__powerline_left_last_segment_padding
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fi
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# By default we try to match the prompt to the adjacent segment's background color,
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# but when part of the prompt exists within that segment, we instead match the foreground color.
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prompt_color="$(set_color "${LAST_SEGMENT_COLOR?}" -)"
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if [[ -n "${LEFT_PROMPT:-}" && -n "${POWERLINE_LEFT_LAST_SEGMENT_END_CHAR:-}" ]]; then
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LEFT_PROMPT+="$(set_color - "${LAST_SEGMENT_COLOR?}")${POWERLINE_LEFT_LAST_SEGMENT_END_CHAR}"
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prompt_color="${normal?}"
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fi
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## right prompt ##
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if [[ -n "${POWERLINE_RIGHT_PROMPT[*]:-}" ]]; then
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# LEFT_PROMPT+="${move_cursor_rightmost}"
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# shellcheck disable=SC2068 # intended behavior
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for segment in ${POWERLINE_RIGHT_PROMPT[@]}; do
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info="$("__powerline_${segment}_prompt")"
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[[ -n "${info}" ]] && __powerline_right_segment "${info}"
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done
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if [[ -n "${RIGHT_PROMPT:-}" && "${POWERLINE_COMPACT_BEFORE_FIRST_SEGMENT:-${POWERLINE_COMPACT:-0}}" -eq 0 ]]; then
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__powerline_right_first_segment_padding
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fi
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RIGHT_PAD=$(printf "%.s " $(seq 1 "${RIGHT_PROMPT_LENGTH}"))
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LEFT_PROMPT+="${RIGHT_PAD}${move_cursor_rightmost}"
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LEFT_PROMPT+="\033[$((${#RIGHT_PAD} - 1))D"
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fi
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prompt="${prompt_color}${PROMPT_CHAR-${POWERLINE_PROMPT_CHAR-\\$}}${normal?}"
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if [[ "${POWERLINE_COMPACT_PROMPT:-${POWERLINE_COMPACT:-0}}" -eq 0 ]]; then
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prompt+=" "
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fi
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PS1="${beginning_of_line}${normal?}${LEFT_PROMPT}${RIGHT_PROMPT}\n$(__powerline_last_status_prompt "${last_status}")${prompt}"
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}
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