vev-bar-bottom-right RawHistoryFolder

1#!/bin/sh
2
3# Print compact git state for vev's bottom-right bar anchor.
4# Always inspect VEV_PANE_CWD, never the daemon's current working directory.
5
6if [ -z "${VEV_PANE_CWD:-}" ]; then
7	printf '\n'
8	exit 0
9fi
10
11if ! git -C "$VEV_PANE_CWD" rev-parse --is-inside-work-tree >/dev/null 2>&1; then
12	printf '\n'
13	exit 0
14fi
15
16name=$(git -C "$VEV_PANE_CWD" branch --show-current 2>/dev/null || true)
17if [ -z "$name" ]; then
18	name=$(git -C "$VEV_PANE_CWD" rev-parse --short HEAD 2>/dev/null || true)
19fi
20if [ -z "$name" ]; then
21	printf '\n'
22	exit 0
23fi
24
25line=$name
26
27counts=$(git -C "$VEV_PANE_CWD" rev-list --left-right --count '@{upstream}...HEAD' 2>/dev/null || true)
28if [ -n "$counts" ]; then
29	behind=$(printf '%s\n' "$counts" | awk '{ print $1 }')
30	ahead=$(printf '%s\n' "$counts" | awk '{ print $2 }')
31	case $ahead in
32		''|*[!0-9]*) ahead=0 ;;
33	esac
34	case $behind in
35		''|*[!0-9]*) behind=0 ;;
36	esac
37	if [ "$ahead" -gt 0 ] 2>/dev/null; then
38		line="$line ↑$ahead"
39	fi
40	if [ "$behind" -gt 0 ] 2>/dev/null; then
41		line="$line ↓$behind"
42	fi
43fi
44
45if [ -n "$(git -C "$VEV_PANE_CWD" status --porcelain 2>/dev/null || true)" ]; then
46	line="$line *"
47fi
48
49printf '%s\n' "$line"