#!/bin/bash
set -e

echo "=== AME Remote Job Manager — Entrypoint ==="

# Create mount directories
mkdir -p /watch /output /ame-logs /mnt/smb-share

# Settings file path
SETTINGS_FILE="/data/settings.json"
SMB_SHARE_PATH="//172.18.210.5/ame"

# Function to get setting value from JSON
get_setting() {
  local key=$1
  local default=$2
  if [ -f "$SETTINGS_FILE" ]; then
    value=$(grep -o "\"$key\":\"[^\"]*\"" "$SETTINGS_FILE" 2>/dev/null | cut -d'"' -f4)
    if [ -n "$value" ]; then
      echo "$value"
      return
    fi
  fi
  echo "$default"
}

# Read SMB credentials from settings.json, env vars, or use embedded defaults
SMB_USERNAME=$(get_setting 'smbUsername' "${SMB_USERNAME:-smb}")
SMB_PASSWORD=$(get_setting 'smbPassword' "${SMB_PASSWORD:-Production2020!}")
SMB_DOMAIN=$(get_setting 'smbDomain' "${SMB_DOMAIN:-}")

# Try to mount SMB share only if credentials are provided
if [ -n "$SMB_USERNAME" ] && [ -n "$SMB_PASSWORD" ]; then
  echo "Mounting SMB share with credentials..."

  # Build mount options
  MOUNT_OPTS="username=$SMB_USERNAME,password=$SMB_PASSWORD"

  if [ -n "$SMB_DOMAIN" ]; then
    MOUNT_OPTS="$MOUNT_OPTS,domain=$SMB_DOMAIN"
  fi

  # Add standard options for Linux mounts
  MOUNT_OPTS="$MOUNT_OPTS,uid=1000,gid=1000,file_mode=0755,dir_mode=0755,vers=3.0"

  if mount -t cifs "$SMB_SHARE_PATH" /mnt/smb-share -o "$MOUNT_OPTS" 2>&1; then
    echo "✓ SMB share mounted at /mnt/smb-share"
  else
    echo "⚠ Failed to mount SMB share. Check credentials and network connectivity."
    echo "   Will continue with local volumes. Mount SMB and restart container to use network share."
  fi
else
  echo "⚠ No SMB credentials found in settings. Skipping SMB mount."
  echo "   Configure SMB credentials in the settings GUI and restart the container."
fi

# Bind mount the SMB directories to container paths (if mount succeeded)
if mountpoint -q /mnt/smb-share; then
  echo "Binding SMB subdirectories..."
  mkdir -p /mnt/smb-share/watch /mnt/smb-share/output /mnt/smb-share/logs

  mount --bind /mnt/smb-share/watch /watch 2>/dev/null || echo "⚠ Could not bind watch folder"
  mount --bind /mnt/smb-share/output /output 2>/dev/null || echo "⚠ Could not bind output folder"
  mount --bind /mnt/smb-share/logs /ame-logs 2>/dev/null || echo "⚠ Could not bind logs folder"

  echo "✓ Mount points configured"
else
  echo "⚠ SMB share not mounted. Using local docker volumes as fallback."
fi

# Verify watch folder exists
if [ ! -d "/watch" ]; then
  mkdir -p /watch
  echo "Created /watch directory"
fi

echo "Starting Node.js application..."
exec node server.js