#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="${PROJECT_DIR:-$SCRIPT_DIR}"
TARGET_DIR="$HOME/Library/LaunchAgents"
PLIST_NAME="com.maddin.whisper-transcript-pipeline.plist"
TARGET_PLIST="$TARGET_DIR/$PLIST_NAME"
DOMAIN="gui/$(id -u)"
LABEL="com.maddin.whisper-transcript-pipeline"
PYTHON_BIN="${PYTHON_BIN:-$(command -v python3 || true)}"

if [[ -z "$PYTHON_BIN" ]]; then
  echo "python3 not found in PATH" >&2
  exit 1
fi

mkdir -p "$TARGET_DIR"

cat >"$TARGET_PLIST" <<EOF
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
  <key>Label</key>
  <string>$LABEL</string>
  <key>ProgramArguments</key>
  <array>
    <string>$PYTHON_BIN</string>
    <string>$PROJECT_DIR/transcript_pipeline.py</string>
    <string>watch</string>
  </array>
  <key>WorkingDirectory</key>
  <string>$PROJECT_DIR</string>
  <key>RunAtLoad</key>
  <true/>
  <key>KeepAlive</key>
  <true/>
  <key>EnvironmentVariables</key>
  <dict>
    <key>PATH</key>
    <string>$HOME/bin:$HOME/.local/bin:/usr/local/bin:/opt/homebrew/bin:/usr/bin:/bin:/usr/sbin:/sbin</string>
    <key>PYTHONUNBUFFERED</key>
    <string>1</string>
  </dict>
  <key>StandardOutPath</key>
  <string>$PROJECT_DIR/launchd.stdout.log</string>
  <key>StandardErrorPath</key>
  <string>$PROJECT_DIR/launchd.stderr.log</string>
</dict>
</plist>
EOF

launchctl bootout "$DOMAIN" "$TARGET_PLIST" >/dev/null 2>&1 || true
launchctl bootstrap "$DOMAIN" "$TARGET_PLIST"
launchctl enable "$DOMAIN/$LABEL"
launchctl kickstart -k "$DOMAIN/$LABEL"

echo "Installed and started $LABEL"