<?php
//=========================
// 컨텐츠 제안하기 기본값 + 제안현황
//=========================
require_once __DIR__ . '/db_conn.php';

// TODO: 실제 로그인 세션 연동 후 교체
$memberId    = 'U001';
$sysCompCode = 'COMP01';

$offerDefaultTypeCode   = 'OF10001'; // 제안
$offerDefaultStatusCode = 'OF10002'; // 검토중

$offerStatusMap = [
		'OF10001' => '제안',
		'OF10002' => '검토중',
		'OF10003' => '게시완료',
		'OF10004' => '게시불가',
];

$offerHistory = [];

try {
	$pdo = db_conn();
	$pdo->exec("SET NAMES 'utf8mb4'");
	
	// 상태 코드맵 동적 조회 (기본값 fallback 유지)
	$stmtCode = $pdo->prepare("
        SELECT base_code, code_name
        FROM edu_codes
        WHERE group_code = 'OF100'
          AND is_active = '1'
        ORDER BY code
    ");
	$stmtCode->execute();
	
	foreach ($stmtCode->fetchAll(PDO::FETCH_ASSOC) as $codeRow) {
		$offerStatusMap[$codeRow['base_code']] = $codeRow['code_name'];
	}
	
	// 제안 이력 조회
	// 정렬 우선순위:
	// 1) 검토중(OF10002) 최상단
	// 2) 그 외 상태는 코드 우선순위대로
	// 3) 같은 상태 안에서는 최신순
	$stmt = $pdo->prepare("
        SELECT
            co.offer_id,
            co.type_code,
            co.title,
            co.reference_url,
            co.reason,
            co.status_code,
            co.created_at,
            co.updated_at
        FROM edu_content_offer co
        WHERE co.member_id = :member_id
          AND co.sys_comp_code = :sys_comp_code
        ORDER BY
            CASE co.status_code
                WHEN 'OF10002' THEN 0  -- 검토중
                WHEN 'OF10001' THEN 1  -- 제안
                WHEN 'OF10003' THEN 2  -- 게시완료
                WHEN 'OF10004' THEN 3  -- 게시불가
                ELSE 9
            END,
            co.created_at DESC,
            co.offer_id DESC
        LIMIT 20
    ");
	
	$stmt->execute([
			':member_id'     => $memberId,
			':sys_comp_code' => $sysCompCode,
	]);
	
	$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
	
	foreach ($rows as $row) {
		$statusCode = trim((string)($row['status_code'] ?? ''));
		
		$offerHistory[] = [
				'offer_id'       => $row['offer_id'] ?? '',
				'type_code'      => $row['type_code'] ?? '',
				'title'          => $row['title'] ?? '',
				'reference_url'  => $row['reference_url'] ?? '',
				'reason'         => $row['reason'] ?? '',
				'status_code'    => $statusCode,
				'status_name'    => $offerStatusMap[$statusCode] ?? $statusCode,
				'created_at'     => $row['created_at'] ?? '',
				'updated_at'     => $row['updated_at'] ?? '',
				'created_at_dot' => !empty($row['created_at']) ? date('y.m.d', strtotime($row['created_at'])) : '',
				'is_consider'    => ($statusCode === 'OF10002'),
		];
	}
} catch (Throwable $e) {
	// 운영 시 로깅 권장
	// error_log($e->getMessage());
}