66 lines
2.5 KiB
Bash
66 lines
2.5 KiB
Bash
#!/usr/bin/env bash
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# Invoked by Sunshine as a stream-stop hook (global_prep_cmd `undo`).
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# Returns the promoted workspace to the original real monitor and restores
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# focus to whichever workspace the user had active at connect time.
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#
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# With the vkms-based design, no monitors get disabled, so undo is just a
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# workspace-and-focus restore. Virtual-1 stays alive; the next stream resizes
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# it as needed.
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set -euo pipefail
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VIRT_MON="${OMARCHY_VIRTUAL_OUTPUT:-Virtual-1}"
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STATE_DIR="${XDG_RUNTIME_DIR:-/tmp}/sunshine-headless"
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HOOK_LOG="$STATE_DIR/hook.log"
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log() {
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local msg
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msg="$(date +%H:%M:%S.%3N) [sunshine-undo] $*"
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printf '%s\n' "$msg" >&2
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# Append (not truncate) so the undo log lands alongside the do log.
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printf '%s\n' "$msg" >> "$HOOK_LOG" 2>/dev/null || true
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}
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log "undo-hook start"
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if ! command -v hyprctl >/dev/null 2>&1; then
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log "hyprctl not found; nothing to undo."
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exit 0
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fi
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if [[ -z "${HYPRLAND_INSTANCE_SIGNATURE:-}" ]]; then
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for sig_dir in "${XDG_RUNTIME_DIR:-/tmp}"/hypr/*/; do
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[[ -d "$sig_dir" ]] || continue
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export HYPRLAND_INSTANCE_SIGNATURE="$(basename "$sig_dir")"
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break
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done
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if [[ -z "${HYPRLAND_INSTANCE_SIGNATURE:-}" ]]; then
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log "Hyprland not running; nothing to undo."
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exit 0
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fi
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fi
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PREV_WS="$(cat "$STATE_DIR/prev-workspace-id" 2>/dev/null || echo 1)"
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ORIG_ACTIVE_WS="$(cat "$STATE_DIR/orig-active-workspace-id" 2>/dev/null || echo "$PREV_WS")"
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# Find a non-virtual monitor to move the promoted workspace back to.
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REAL_MON="$(hyprctl monitors -j 2>/dev/null \
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| jq -r --arg m "$VIRT_MON" '.[] | select(.name != $m) | .name' \
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| head -n1)"
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if [[ -n "$REAL_MON" ]]; then
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log "Returning workspace $PREV_WS → $REAL_MON"
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hyprctl dispatch moveworkspacetomonitor "$PREV_WS $REAL_MON" >/dev/null || true
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# If the do-hook promoted a non-active workspace because the active one was
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# empty, ORIG_ACTIVE_WS differs from PREV_WS — restore focus to where the
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# user actually was at connect time.
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if [[ "$ORIG_ACTIVE_WS" != "$PREV_WS" ]]; then
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log "Restoring focus to original active workspace $ORIG_ACTIVE_WS"
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hyprctl dispatch workspace "$ORIG_ACTIVE_WS" >/dev/null || true
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fi
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hyprctl dispatch focusmonitor "$REAL_MON" >/dev/null || true
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else
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log "No real monitor connected; leaving workspace assignment to Hyprland defaults."
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fi
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# Clean state files but keep the directory + hook.log for the next run.
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rm -f "$STATE_DIR/prev-monitors.json" "$STATE_DIR/prev-workspace-id" "$STATE_DIR/orig-active-workspace-id"
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log "Stream teardown complete ($VIRT_MON kept alive for next connect)"
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