#!/bin/bash
# toggle-dropdown.sh — toggle the dropdown foot terminal
# Writes debug info to /tmp/sway-f12.log so we can diagnose from SSH
#
# waybar's on-click context strips WAYLAND_DISPLAY, which swaymsg + foot
# both need. Source restore-wayland-env.sh at the top so the entire
# script runs with the right env (mirrors caffeine.sh's pattern).

# shellcheck source=restore-wayland-env.sh
source "$HOME/.config/sway/restore-wayland-env.sh"

LOG=/tmp/sway-f12.log
echo "=== $(date) F12/Super+grave pressed ===" >> "$LOG"
echo "WAYLAND_DISPLAY=$WAYLAND_DISPLAY" >> "$LOG"
echo "USER=$USER XDG_RUNTIME_DIR=$XDG_RUNTIME_DIR" >> "$LOG"

# Find the sway socket
SOCK=$(ls -t /run/user/$(id -u)/sway-ipc.*.sock 2>/dev/null | head -1)
echo "SOCK=$SOCK" >> "$LOG"

if [ -z "$SOCK" ]; then
    echo "ERROR: no sway socket found" >> "$LOG"
    notify-send "sway: no IPC socket" 2>>"$LOG" || true
    exit 1
fi

# Check if a foot window is in the scratchpad (hidden)
HIDDEN=$(SWAYSOCK=$SOCK swaymsg -t get_tree 2>>"$LOG" | python3 -c "
import sys, json
try:
    tree = json.load(sys.stdin)
    def find_app(node, app_id):
        if node.get('app_id') == app_id and node.get('name', '').startswith('__i3'):
            return node
        for c in node.get('nodes', []) + node.get('floating_nodes', []):
            r = find_app(c, app_id)
            if r is not None:
                return r
        return None
    dd = find_app(tree, 'foot')
    print('hidden' if dd is not None else 'none')
except Exception as e:
    print(f'err:{e}')
" 2>>"$LOG")

echo "HIDDEN=$HIDDEN" >> "$LOG"

if [ "$HIDDEN" = "hidden" ]; then
    SWAYSOCK=$SOCK swaymsg '[app_id="foot"] scratchpad show' >>"$LOG" 2>&1
    echo "toggled: scratchpad show" >> "$LOG"
else
    # Spawn a new foot. WAYLAND_DISPLAY is now set by restore-wayland-env.sh.
    if [ -n "$WAYLAND_DISPLAY" ]; then
        WAYLAND_DISPLAY=$WAYLAND_DISPLAY foot >>"$LOG" 2>&1 &
    else
        foot >>"$LOG" 2>&1 &
    fi
    echo "spawned foot" >> "$LOG"
fi
echo "=== done ===" >> "$LOG"