# Drop into FlowerCore.Puppet site-modules/profile/manifests/pi/service/divoom_tv.pp.
# Static files come from profile/pi/fc_divoom_tv/ after this bluejay-infra
# bundle is vendored into the Puppet control repo.
class profile::pi::service::divoom_tv (
  Enum['present', 'absent'] $ensure = 'present',
  Boolean $service_enabled = false,
  Enum['running', 'stopped'] $service_ensure = 'stopped',
  String $service_name = 'flowercore-divoom-tv',
  String $user = 'fc-divoom-tv',
  String $group = 'fc-divoom-tv',
  String $install_dir = '/opt/flowercore/divoom-tv',
  String $state_dir = '/var/lib/fc-divoom-tv',
  String $log_dir = '/var/log/fc-divoom-tv',
  String $presentation_mode = 'PillarboxSquare',
  String $startup_scene = 'bluejay-clock',
  Boolean $reduced_motion = false,
) {
  include profile::workstation::safe_account_exclusion

  $safe_account = $profile::workstation::safe_account_exclusion::safe_account

  if $safe_account {
    notify { 'fc-divoom-tv safe-account exclusion':
      message => 'SAFE-ACCOUNT-EXCLUSION: Divoom TV Pi profile refused to apply on operator workstation',
    }
  } elsif $ensure == 'absent' {
    service { $service_name:
      ensure => stopped,
      enable => false,
    }

    file { [
        "/etc/systemd/system/${service_name}.service",
        "/etc/systemd/system/${service_name}-hdmi.service",
        '/etc/udev/rules.d/99-flowercore-divoom-tv-hdmi.rules',
        '/usr/local/bin/flowercore-divoom-tv-prelaunch.sh',
        '/usr/local/bin/flowercore-divoom-tv-launch.sh',
        '/usr/local/bin/flowercore-divoom-tv-hdmi-respond.sh',
        '/etc/flowercore/divoom-tv.env',
      ]:
      ensure => absent,
    }
  } else {
    case $facts['os']['family'] {
      'Debian': {}
      default: { fail("profile::pi::service::divoom_tv only supports Debian-family OS, got ${facts['os']['family']}") }
    }

    package { ['cage', 'libgbm1', 'libdrm2', 'libxkbcommon0', 'fonts-dejavu-core']:
      ensure => installed,
    }

    group { $group:
      ensure => present,
      system => true,
    }

    user { $user:
      ensure     => present,
      system     => true,
      gid        => $group,
      home       => $state_dir,
      managehome => false,
      shell      => '/usr/sbin/nologin',
      require    => Group[$group],
    }

    file { [$install_dir, $state_dir, $log_dir, '/etc/flowercore']:
      ensure => directory,
      owner  => $user,
      group  => $group,
      mode   => '0755',
    }

    file { '/etc/flowercore/divoom-tv.env':
      ensure  => file,
      owner   => 'root',
      group   => 'root',
      mode    => '0644',
      content => "FC_DIVOOM_TV_PRESENTATION_MODE=${presentation_mode}\nFC_DIVOOM_TV_START_SCENE=${startup_scene}\nFC_DIVOOM_TV_REDUCED_MOTION=${reduced_motion}\n",
      require => File['/etc/flowercore'],
    }

    $script_map = {
      '/usr/local/bin/flowercore-divoom-tv-prelaunch.sh'    => 'profile/pi/fc_divoom_tv/flowercore-divoom-tv-prelaunch.sh',
      '/usr/local/bin/flowercore-divoom-tv-launch.sh'       => 'profile/pi/fc_divoom_tv/flowercore-divoom-tv-launch.sh',
      '/usr/local/bin/flowercore-divoom-tv-hdmi-respond.sh' => 'profile/pi/fc_divoom_tv/flowercore-divoom-tv-hdmi-respond.sh',
    }

    $script_map.each |$dest, $src| {
      file { $dest:
        ensure => file,
        owner  => 'root',
        group  => 'root',
        mode   => '0755',
        source => "puppet:///modules/${src}",
      }
    }

    $unit_map = {
      "/etc/systemd/system/${service_name}.service"      => 'profile/pi/fc_divoom_tv/flowercore-divoom-tv.service',
      "/etc/systemd/system/${service_name}-hdmi.service" => 'profile/pi/fc_divoom_tv/flowercore-divoom-tv-hdmi.service',
    }

    $unit_map.each |$dest, $src| {
      file { $dest:
        ensure => file,
        owner  => 'root',
        group  => 'root',
        mode   => '0644',
        source => "puppet:///modules/${src}",
        notify => Exec['fc-divoom-tv-systemd-reload'],
      }
    }

    file { '/etc/udev/rules.d/99-flowercore-divoom-tv-hdmi.rules':
      ensure => file,
      owner  => 'root',
      group  => 'root',
      mode   => '0644',
      source => 'puppet:///modules/profile/pi/fc_divoom_tv/99-flowercore-divoom-tv-hdmi.rules',
      notify => Exec['fc-divoom-tv-udev-reload'],
    }

    exec { 'fc-divoom-tv-systemd-reload':
      command     => '/usr/bin/systemctl daemon-reload',
      refreshonly => true,
      path        => ['/usr/bin', '/bin'],
    }

    exec { 'fc-divoom-tv-udev-reload':
      command     => '/usr/bin/udevadm control --reload-rules',
      refreshonly => true,
      path        => ['/usr/bin', '/bin'],
    }

    service { $service_name:
      ensure  => $service_ensure,
      enable  => $service_enabled,
      require => [
        File["/etc/systemd/system/${service_name}.service"],
        File['/etc/flowercore/divoom-tv.env'],
        File['/usr/local/bin/flowercore-divoom-tv-prelaunch.sh'],
        File['/usr/local/bin/flowercore-divoom-tv-launch.sh'],
        Exec['fc-divoom-tv-systemd-reload'],
      ],
    }
  }
}