<?php

declare(strict_types=1);

require dirname(__DIR__) . '/vendor/autoload.php';

$dotenv = Dotenv\Dotenv::createImmutable(dirname(__DIR__));
$dotenv->safeLoad();

$dsn = sprintf(
    'mysql:host=%s;port=%s;dbname=%s;charset=%s',
    $_ENV['DB_HOST'] ?? '127.0.0.1',
    $_ENV['DB_PORT'] ?? '3306',
    $_ENV['DB_DATABASE'] ?? '',
    $_ENV['DB_CHARSET'] ?? 'utf8mb4'
);

$pdo = new PDO(
    $dsn,
    $_ENV['DB_USERNAME'] ?? '',
    $_ENV['DB_PASSWORD'] ?? '',
    [
        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
        PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
    ]
);

function ffHasColumn(PDO $pdo, string $table, string $column): bool
{
    $stmt = $pdo->prepare('SELECT COUNT(*) FROM information_schema.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = ? AND COLUMN_NAME = ?');
    $stmt->execute([$table, $column]);
    return (int)$stmt->fetchColumn() > 0;
}

function ffHasIndex(PDO $pdo, string $table, string $index): bool
{
    $stmt = $pdo->prepare('SELECT COUNT(*) FROM information_schema.STATISTICS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = ? AND INDEX_NAME = ?');
    $stmt->execute([$table, $index]);
    return (int)$stmt->fetchColumn() > 0;
}

$pdo->exec(<<<'SQL'
CREATE TABLE IF NOT EXISTS internal_transfer_tag_batches (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  batch_no VARCHAR(64) NOT NULL,
  total_count INT NOT NULL DEFAULT 0,
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  remark VARCHAR(500) NOT NULL DEFAULT '',
  created_by BIGINT UNSIGNED NULL DEFAULT NULL,
  created_by_name VARCHAR(64) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  UNIQUE KEY uk_internal_transfer_tag_batches_no (batch_no),
  KEY idx_internal_transfer_tag_batches_status (status)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='内部流转挂牌批次'
SQL);

$pdo->exec(<<<'SQL'
CREATE TABLE IF NOT EXISTS internal_transfer_tags (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  batch_id BIGINT UNSIGNED NULL DEFAULT NULL,
  tag_no VARCHAR(80) NOT NULL,
  status VARCHAR(32) NOT NULL DEFAULT 'active',
  bind_status VARCHAR(32) NOT NULL DEFAULT 'free',
  current_order_id BIGINT UNSIGNED NULL DEFAULT NULL,
  current_flow_id BIGINT UNSIGNED NULL DEFAULT NULL,
  current_stage VARCHAR(64) NOT NULL DEFAULT 'idle',
  current_location VARCHAR(64) NOT NULL DEFAULT 'warehouse',
  bound_by BIGINT UNSIGNED NULL DEFAULT NULL,
  bound_by_name VARCHAR(64) NOT NULL DEFAULT '',
  bound_at DATETIME NULL DEFAULT NULL,
  released_by BIGINT UNSIGNED NULL DEFAULT NULL,
  released_by_name VARCHAR(64) NOT NULL DEFAULT '',
  released_at DATETIME NULL DEFAULT NULL,
  created_by BIGINT UNSIGNED NULL DEFAULT NULL,
  created_by_name VARCHAR(64) NOT NULL DEFAULT '',
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  UNIQUE KEY uk_internal_transfer_tags_no (tag_no),
  KEY idx_internal_transfer_tags_batch_id (batch_id),
  KEY idx_internal_transfer_tags_bind_status (bind_status),
  KEY idx_internal_transfer_tags_current_order_id (current_order_id),
  KEY idx_internal_transfer_tags_current_stage (current_stage)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='内部流转挂牌'
SQL);

$pdo->exec(<<<'SQL'
CREATE TABLE IF NOT EXISTS order_transfer_flows (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  order_id BIGINT UNSIGNED NOT NULL,
  internal_tag_id BIGINT UNSIGNED NOT NULL,
  internal_tag_no VARCHAR(80) NOT NULL,
  service_provider VARCHAR(32) NOT NULL DEFAULT 'anxinyan',
  flow_status VARCHAR(32) NOT NULL DEFAULT 'active',
  current_stage VARCHAR(64) NOT NULL DEFAULT 'warehouse_received',
  current_location VARCHAR(64) NOT NULL DEFAULT 'warehouse_pending_inspection',
  inbound_by BIGINT UNSIGNED NULL DEFAULT NULL,
  inbound_by_name VARCHAR(64) NOT NULL DEFAULT '',
  inbound_at DATETIME NULL DEFAULT NULL,
  zhongjian_outbound_by BIGINT UNSIGNED NULL DEFAULT NULL,
  zhongjian_outbound_by_name VARCHAR(64) NOT NULL DEFAULT '',
  zhongjian_outbound_at DATETIME NULL DEFAULT NULL,
  zhongjian_inbound_by BIGINT UNSIGNED NULL DEFAULT NULL,
  zhongjian_inbound_by_name VARCHAR(64) NOT NULL DEFAULT '',
  zhongjian_inbound_at DATETIME NULL DEFAULT NULL,
  appraisal_started_by BIGINT UNSIGNED NULL DEFAULT NULL,
  appraisal_started_by_name VARCHAR(64) NOT NULL DEFAULT '',
  appraisal_started_at DATETIME NULL DEFAULT NULL,
  report_published_by BIGINT UNSIGNED NULL DEFAULT NULL,
  report_published_by_name VARCHAR(64) NOT NULL DEFAULT '',
  report_published_at DATETIME NULL DEFAULT NULL,
  return_confirmed_by BIGINT UNSIGNED NULL DEFAULT NULL,
  return_confirmed_by_name VARCHAR(64) NOT NULL DEFAULT '',
  return_confirmed_at DATETIME NULL DEFAULT NULL,
  return_shipped_by BIGINT UNSIGNED NULL DEFAULT NULL,
  return_shipped_by_name VARCHAR(64) NOT NULL DEFAULT '',
  return_shipped_at DATETIME NULL DEFAULT NULL,
  ended_at DATETIME NULL DEFAULT NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  KEY idx_order_transfer_flows_order_id (order_id),
  KEY idx_order_transfer_flows_tag_id (internal_tag_id),
  KEY idx_order_transfer_flows_tag_no (internal_tag_no),
  KEY idx_order_transfer_flows_status_stage (flow_status, current_stage)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='订单内部流转'
SQL);

$pdo->exec(<<<'SQL'
CREATE TABLE IF NOT EXISTS order_transfer_flow_logs (
  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  flow_id BIGINT UNSIGNED NOT NULL,
  order_id BIGINT UNSIGNED NOT NULL,
  internal_tag_id BIGINT UNSIGNED NOT NULL,
  internal_tag_no VARCHAR(80) NOT NULL,
  action_code VARCHAR(64) NOT NULL,
  action_text VARCHAR(128) NOT NULL DEFAULT '',
  before_stage VARCHAR(64) NOT NULL DEFAULT '',
  before_location VARCHAR(64) NOT NULL DEFAULT '',
  after_stage VARCHAR(64) NOT NULL DEFAULT '',
  after_location VARCHAR(64) NOT NULL DEFAULT '',
  operator_id BIGINT UNSIGNED NULL DEFAULT NULL,
  operator_name VARCHAR(64) NOT NULL DEFAULT '',
  remark VARCHAR(500) NOT NULL DEFAULT '',
  payload_json JSON NULL,
  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (id),
  KEY idx_order_transfer_flow_logs_flow_id (flow_id),
  KEY idx_order_transfer_flow_logs_order_id (order_id),
  KEY idx_order_transfer_flow_logs_tag_no (internal_tag_no),
  KEY idx_order_transfer_flow_logs_action_code (action_code),
  KEY idx_order_transfer_flow_logs_created_at (created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='订单内部流转日志'
SQL);

$reportColumns = [
    'zhongjian_report_no' => "ALTER TABLE reports ADD COLUMN zhongjian_report_no VARCHAR(128) NOT NULL DEFAULT '' AFTER publish_time",
    'report_entry_admin_id' => "ALTER TABLE reports ADD COLUMN report_entry_admin_id BIGINT UNSIGNED NULL DEFAULT NULL AFTER zhongjian_report_no",
    'report_entry_admin_name' => "ALTER TABLE reports ADD COLUMN report_entry_admin_name VARCHAR(64) NOT NULL DEFAULT '' AFTER report_entry_admin_id",
    'report_entered_at' => "ALTER TABLE reports ADD COLUMN report_entered_at DATETIME NULL DEFAULT NULL AFTER report_entry_admin_name",
];

foreach ($reportColumns as $column => $sql) {
    if (!ffHasColumn($pdo, 'reports', $column)) {
        $pdo->exec($sql);
        echo "ADD_COLUMN reports.{$column}\n";
    }
}

if (!ffHasIndex($pdo, 'reports', 'idx_reports_zhongjian_report_no')) {
    $pdo->exec('ALTER TABLE reports ADD KEY idx_reports_zhongjian_report_no (zhongjian_report_no)');
    echo "ADD_INDEX reports.idx_reports_zhongjian_report_no\n";
}

if (!ffHasColumn($pdo, 'report_contents', 'zhongjian_report_files_json')) {
    $pdo->exec('ALTER TABLE report_contents ADD COLUMN zhongjian_report_files_json JSON NULL AFTER evidence_attachments_json');
    echo "ADD_COLUMN report_contents.zhongjian_report_files_json\n";
}

echo "SCHEMA_UPGRADE_FULFILLMENT_FLOW_OK\n";