Initial commit: 교육 프로젝트 배포

2026-07-01 18:32:42 +09:00
commit be6dccd120
1483 changed files with 5082202 additions and 0 deletions
@@ -0,0 +1,10 @@
+<?php
+$pdo = new PDO('mysql:host=baroncs.co.kr;port=3306;dbname=baronhomep;charset=utf8mb4','baronhomep','baron3840!!');
+echo "=== edu_contents category_code 현황 ===\n";
+$rows = $pdo->query("SELECT content_id, category_code, category_group, title FROM edu_contents ORDER BY content_id")->fetchAll(PDO::FETCH_ASSOC);
+foreach($rows as $r) {
+    echo $r['content_id'].' | cat='.$r['category_code'].' | grp='.$r['category_group'].' | '.$r['title']."\n";
+}
+echo "\n=== edu_content_keywords 현황 (첫 20개) ===\n";
+$rows2 = $pdo->query("SELECT content_id, keyword_code FROM edu_content_keywords ORDER BY content_id LIMIT 20")->fetchAll(PDO::FETCH_ASSOC);
+foreach($rows2 as $r) echo $r['content_id'].' | '.$r['keyword_code']."\n";
@@ -0,0 +1,9 @@
+<?php
+$pdo = new PDO('mysql:host=baroncs.co.kr;port=3306;dbname=baronhomep;charset=utf8mb4','baronhomep','baron3840!!');
+echo "=== content_url & thumbnail_url 현황 ===\n";
+$rows = $pdo->query("SELECT content_id, content_url, thumbnail_url, is_active, is_offer FROM edu_contents ORDER BY content_id")->fetchAll(PDO::FETCH_ASSOC);
+foreach($rows as $r) {
+    echo sprintf("%-20s | is_offer=%-2s | is_active=%-2s | url=%-40s | thumb=%s\n",
+        $r['content_id'], $r['is_offer'], $r['is_active'], $r['content_url'], $r['thumbnail_url']
+    );
+}
@@ -0,0 +1,28 @@
+<?php
+try {
+    $pdo = new PDO('mysql:host=baroncs.co.kr;port=3306;dbname=baronhomep;charset=utf8mb4', 'baronhomep', 'baron3840!!', [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]);
+
+    echo "=== edu_contents ===" . PHP_EOL;
+    $rows = $pdo->query('SELECT content_id, category_code, title, is_active, is_offer FROM edu_contents ORDER BY content_id')->fetchAll(PDO::FETCH_ASSOC);
+    foreach ($rows as $r) echo implode(' | ', $r) . PHP_EOL;
+
+    echo PHP_EOL . "=== edu_codes (KW100) ===" . PHP_EOL;
+    $kws = $pdo->query("SELECT code, code_name FROM edu_codes WHERE group_code='KW100' ORDER BY code")->fetchAll(PDO::FETCH_ASSOC);
+    foreach ($kws as $r) echo implode(' | ', $r) . PHP_EOL;
+
+    echo PHP_EOL . "=== edu_content_keywords (현재) ===" . PHP_EOL;
+    $ck = $pdo->query('SELECT content_id, keyword_code FROM edu_content_keywords ORDER BY content_id, keyword_code')->fetchAll(PDO::FETCH_ASSOC);
+    echo count($ck) . ' rows' . PHP_EOL;
+    foreach ($ck as $r) echo implode(' | ', $r) . PHP_EOL;
+
+    echo PHP_EOL . "=== edu_user_keywords ===" . PHP_EOL;
+    $uk = $pdo->query('SELECT member_id, keyword_code, keyword_name FROM edu_user_keywords ORDER BY member_id')->fetchAll(PDO::FETCH_ASSOC);
+    echo json_encode($uk, JSON_UNESCAPED_UNICODE) . PHP_EOL;
+
+    echo PHP_EOL . "=== edu_recommend_keywords ===" . PHP_EOL;
+    $rk = $pdo->query('SELECT sys_comp_code, keyword_code, is_active FROM edu_recommend_keywords')->fetchAll(PDO::FETCH_ASSOC);
+    echo json_encode($rk, JSON_UNESCAPED_UNICODE) . PHP_EOL;
+
+} catch (Exception $e) {
+    echo 'ERROR: ' . $e->getMessage() . PHP_EOL;
+}
@@ -0,0 +1,90 @@
+<?php
+/**
+ * 마이클래스 데이터 연결 진단
+ */
+header('Content-Type: text/html; charset=utf-8');
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+
+echo '<h1>마이클래스 데이터 연결 진단</h1>';
+echo '<style>
+  body { font-family: Arial; margin: 20px; }
+  table { border-collapse: collapse; margin: 20px 0; width: 100%; }
+  th, td { border: 1px solid #ccc; padding: 8px; text-align: left; }
+  th { background: #f0f0f0; }
+  .ok { color: green; } 
+  .err { color: red; }
+  .warn { color: orange; }
+</style>';
+
+// 1. edu_learning_goals 현황
+echo '<h2>1. 학습목표 현황 (edu_learning_goals)</h2>';
+$goals = $pdo->query("SELECT * FROM edu_learning_goals ORDER BY goal_code")->fetchAll();
+echo '<table><tr><th>goal_code</th><th>title</th><th>quarter</th><th>is_active</th></tr>';
+foreach ($goals as $g) {
+    echo "<tr><td>{$g['goal_code']}</td><td>{$g['title']}</td><td>{$g['quarter']}</td><td>{$g['is_active']}</td></tr>";
+}
+echo '</table>';
+echo "<p>총 {$goals} 개 목표</p>";
+
+// 2. edu_contents 샘플 (영상 리스트)
+echo '<h2>2. 콘텐츠 현황 (edu_contents)</h2>';
+$contents = $pdo->query("SELECT * FROM edu_contents LIMIT 20")->fetchAll();
+echo '<table><tr><th>content_id</th><th>title</th><th>category_group</th><th>content_url</th></tr>';
+foreach ($contents as $c) {
+    echo "<tr><td>{$c['content_id']}</td><td>{$c['title']}</td><td>{$c['category_group']}</td><td>" . substr($c['content_url'], 0, 50) . "...</td></tr>";
+}
+echo '</table>';
+echo "<p>총 " . $pdo->query("SELECT COUNT(*) FROM edu_contents")->fetchColumn() . " 개 영상</p>";
+
+// 3. edu_goal_contents 현황
+echo '<h2>3. 목표-콘텐츠 매핑 현황 (edu_goal_contents)</h2>';
+$goalContents = $pdo->query("SELECT COUNT(*) FROM edu_goal_contents")->fetchColumn();
+if ($goalContents > 0) {
+    $rows = $pdo->query("SELECT * FROM edu_goal_contents LIMIT 20")->fetchAll();
+    echo '<table><tr><th>goal_code</th><th>content_id</th><th>sort_order</th><th>is_active</th></tr>';
+    foreach ($rows as $r) {
+        echo "<tr><td>{$r['goal_code']}</td><td>{$r['content_id']}</td><td>{$r['sort_order']}</td><td>{$r['is_active']}</td></tr>";
+    }
+    echo '</table>';
+} else {
+    echo '<p class="warn">⚠ 데이터 없음 - 맵핑이 필요합니다</p>';
+}
+
+// 4. edu_user_learning_goals 현황
+echo '<h2>4. 사용자 목표 선택 (edu_user_learning_goals)</h2>';
+$userGoals = $pdo->query("SELECT COUNT(*) FROM edu_user_learning_goals")->fetchColumn();
+if ($userGoals > 0) {
+    $rows = $pdo->query("SELECT * FROM edu_user_learning_goals LIMIT 20")->fetchAll();
+    echo '<table><tr><th>member_id</th><th>goal_code</th><th>quarter</th><th>selected_at</th></tr>';
+    foreach ($rows as $r) {
+        echo "<tr><td>{$r['member_id']}</td><td>{$r['goal_code']}</td><td>{$r['quarter']}</td><td>{$r['selected_at']}</td></tr>";
+    }
+    echo '</table>';
+} else {
+    echo '<p class="warn">⚠ 데이터 없음 - 사용자가 아직 목표를 선택하지 않았습니다</p>';
+}
+
+// 5. 액션 아이템
+echo '<h2>5. 필요한 작업</h2>';
+echo '<ol>';
+echo '<li>✗ edu_goal_contents에 goal_code ↔ content_id 맵핑 데이터 INSERT</li>';
+echo '<li>✓ myclass_list.php: 사용자 선택 목표 조회 로직</li>';
+echo '<li>✓ myclass_list.php: edu_goal_contents에서 6개 영상 조회 로직</li>';
+echo '<li>✓ goal-layer.php: 목표 선택 모달 이벤트 처리</li>';
+echo '<li>✓ 새 API 또는 기존 API: 목표 선택 저장 (edu_user_learning_goals)</li>';
+echo '</ol>';
+
+// 6. 권장 맵핑 규칙
+echo '<h2>6. 맵핑 규칙 (제안)</h2>';
+echo '<pre>';
+echo "각 goal_code마다 6개의 content_id 할당:
+- 2026-001: content_id 1~6
+- 2026-002: content_id 7~12
+- 2026-003: content_id 13~18
+- ...등등 (content_id가 있는 범위 내에서 균등 분배)
+
+또는 현재 content_id 수에 따라 동적으로 분배
+";
+echo '</pre>';
+?>
@@ -0,0 +1,14 @@
+<?php
+try {
+    $pdo = new PDO('mysql:host=baroncs.co.kr;port=3306;dbname=baronhomep;charset=utf8mb4', 'baronhomep', 'baron3840!!', [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]);
+    $rows = $pdo->query('SELECT group_code, code, code_name, is_active FROM edu_codes ORDER BY group_code, code')->fetchAll(PDO::FETCH_ASSOC);
+    echo count($rows) . ' rows' . PHP_EOL;
+    foreach ($rows as $r) {
+        echo implode(' | ', $r) . PHP_EOL;
+    }
+    echo PHP_EOL . '--- SHOW TABLES ---' . PHP_EOL;
+    $tables = $pdo->query('SHOW TABLES LIKE "edu_%"')->fetchAll(PDO::FETCH_COLUMN);
+    foreach ($tables as $t) echo $t . PHP_EOL;
+} catch (Exception $e) {
+    echo 'ERROR: ' . $e->getMessage() . PHP_EOL;
+}
@@ -0,0 +1,28 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+header('Content-Type: text/plain; charset=utf-8');
+
+$pdo = db_conn();
+$sql = "SELECT rg.goal_code,
+               rg.seq,
+               rg.title AS rg_title,
+               rg.description AS rg_desc,
+               c.sort_order,
+               c.title AS c_title,
+               c.description AS c_desc
+        FROM edu_recommended_goals rg
+        LEFT JOIN edu_contents c
+          ON c.goal_code = rg.goal_code
+         AND c.sort_order = rg.seq
+         AND c.is_active = '1'
+        WHERE rg.is_active = '1'
+        ORDER BY rg.goal_code ASC, rg.seq ASC";
+$rows = $pdo->query($sql)->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    echo ($r['goal_code'] ?? '') . '#' . ($r['seq'] ?? '')
+      . ' | rg_title=' . ($r['rg_title'] ?? '')
+      . ' | rg_desc=' . ($r['rg_desc'] ?? '')
+      . ' | c_title=' . ($r['c_title'] ?? '')
+      . ' | c_desc=' . ($r['c_desc'] ?? '')
+      . PHP_EOL;
+}
@@ -0,0 +1,44 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+header('Content-Type: text/plain; charset=utf-8');
+
+$year = date('Y');
+$pdo = db_conn();
+
+$sql = "SELECT content_id, goal_code, title, description, description1, description2, sort_order, base_year, category_code, category_group, updated_at
+        FROM edu_contents
+        WHERE is_active = '1'
+          AND category_code = 'CA10001'
+          AND category_group = 'CA200Q01'
+          AND sort_order = 1
+          AND base_year = ?
+        ORDER BY goal_code ASC";
+$st = $pdo->prepare($sql);
+$st->execute([$year]);
+$rows = $st->fetchAll(PDO::FETCH_ASSOC);
+
+echo "[CURRENT QUERY ROWS] count=" . count($rows) . "\n";
+foreach ($rows as $r) {
+    echo ($r['goal_code'] ?? '') . " | title=" . ($r['title'] ?? '')
+      . " | description=" . ($r['description'] ?? '')
+      . " | description1=" . ($r['description1'] ?? '')
+      . " | description2=" . ($r['description2'] ?? '')
+      . " | content_id=" . ($r['content_id'] ?? '')
+      . "\n";
+}
+
+echo "\n[ALL GOAL ROWS SAMPLE]\n";
+$rows2 = $pdo->query("SELECT goal_code, sort_order, title, description, description1, description2, content_id
+                      FROM edu_contents
+                      WHERE is_active='1' AND category_code='CA10001' AND category_group='CA200Q01'
+                      ORDER BY goal_code ASC, sort_order ASC, content_id ASC
+                      LIMIT 40")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows2 as $r) {
+    echo ($r['goal_code'] ?? '') . "#" . ($r['sort_order'] ?? '')
+      . " | t=" . ($r['title'] ?? '')
+      . " | d=" . ($r['description'] ?? '')
+      . " | d1=" . ($r['description1'] ?? '')
+      . " | d2=" . ($r['description2'] ?? '')
+      . " | id=" . ($r['content_id'] ?? '')
+      . "\n";
+}
@@ -0,0 +1,124 @@
+<?php
+/**
+ * _tmp_index_diag.php — index.php 영상 로딩 진단
+ * 확인 후 삭제할 임시 파일
+ */
+header('Content-Type: text/html; charset=utf-8');
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+
+echo '<h2>EDU 인덱스 영상 로딩 진단</h2>';
+echo '<style>table{border-collapse:collapse;margin:10px 0} td,th{border:1px solid #ccc;padding:4px 8px} .ok{color:green} .err{color:red} .warn{color:orange}</style>';
+
+// 1. 테이블 목록 확인
+echo '<h3>1. 관련 테이블 존재 여부</h3>';
+$tables = $pdo->query("SHOW TABLES")->fetchAll(PDO::FETCH_COLUMN);
+$checkTables = ['edu_contents','edu_content_keywords','edu_keywords','edu_users','edu_user_keywords','edu_codes'];
+echo '<table><tr><th>테이블명</th><th>존재</th><th>레코드 수</th></tr>';
+foreach ($checkTables as $tbl) {
+    $exists = in_array($tbl, $tables);
+    $count = 0;
+    if ($exists) {
+        $count = $pdo->query("SELECT COUNT(*) FROM `$tbl`")->fetchColumn();
+    }
+    $cls = $exists ? 'ok' : 'err';
+    echo "<tr><td>$tbl</td><td class='$cls'>" . ($exists ? '✔' : '✘ 없음') . "</td><td>$count</td></tr>";
+}
+echo '</table>';
+
+// 2. edu_contents 컬럼 구조
+echo '<h3>2. edu_contents 컬럼 구조</h3>';
+if (in_array('edu_contents', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_contents")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th><th>Null</th><th>Key</th><th>Default</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td><td>{$c['Null']}</td><td>{$c['Key']}</td><td>{$c['Default']}</td></tr>";
+    }
+    echo '</table>';
+
+    // 샘플 데이터 3건
+    echo '<h3>2-1. edu_contents 샘플 (최대 5건)</h3>';
+    $rows = $pdo->query("SELECT * FROM edu_contents LIMIT 5")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="err">⚠ edu_contents 에 데이터가 없습니다 (DB 초기화됨)</p>';
+    }
+} else {
+    echo '<p class="err">edu_contents 테이블이 존재하지 않습니다.</p>';
+}
+
+// 3. edu_content_keywords 구조 & 샘플
+echo '<h3>3. edu_content_keywords (키워드-콘텐츠 매핑)</h3>';
+if (in_array('edu_content_keywords', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_content_keywords")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+    }
+    echo '</table>';
+    $rows = $pdo->query("SELECT * FROM edu_content_keywords LIMIT 5")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="warn">edu_content_keywords 에 데이터가 없습니다.</p>';
+    }
+} else {
+    echo '<p class="warn">edu_content_keywords 테이블이 없습니다.</p>';
+}
+
+// 4. edu_keywords 구조 & 샘플
+echo '<h3>4. edu_keywords</h3>';
+if (in_array('edu_keywords', $tables)) {
+    $rows = $pdo->query("SELECT * FROM edu_keywords LIMIT 10")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="warn">edu_keywords 에 데이터가 없습니다.</p>';
+    }
+} else {
+    echo '<p class="warn">edu_keywords 테이블이 없습니다.</p>';
+}
+
+// 5. edu_user_keywords (유저-키워드 연결)
+echo '<h3>5. edu_user_keywords</h3>';
+if (in_array('edu_user_keywords', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_user_keywords")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+    }
+    echo '</table>';
+    $rows = $pdo->query("SELECT * FROM edu_user_keywords LIMIT 10")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="warn">edu_user_keywords 에 데이터가 없습니다.</p>';
+    }
+} else {
+    echo '<p class="warn">edu_user_keywords 테이블이 없습니다.</p>';
+}
+
+// 6. 전체 테이블 목록
+echo '<h3>6. DB 전체 테이블 목록 (' . count($tables) . '개)</h3>';
+echo '<ul>' . implode('', array_map(fn($t) => "<li>$t</li>", $tables)) . '</ul>';
@@ -0,0 +1,160 @@
+<?php
+/**
+ * _tmp_index_diag2.php — 키워드 상세 진단 (edu_keywords 복원용)
+ */
+header('Content-Type: text/html; charset=utf-8');
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+
+echo '<h2>EDU 키워드 상세 진단</h2>';
+echo '<style>table{border-collapse:collapse;margin:10px 0} td,th{border:1px solid #ccc;padding:4px 8px} .ok{color:green} .err{color:red} .warn{color:orange} pre{background:#f5f5f5;padding:8px;font-size:12px}</style>';
+
+// 1. edu_content_keywords 전체 unique keyword_code 목록
+echo '<h3>1. edu_content_keywords - 전체 unique keyword_code</h3>';
+$rows = $pdo->query("
+    SELECT keyword_code, COUNT(*) as cnt
+    FROM edu_content_keywords
+    WHERE is_active = '1' OR is_active IS NULL
+    GROUP BY keyword_code
+    ORDER BY keyword_code
+")->fetchAll();
+echo '<table><tr><th>keyword_code</th><th>연결 콘텐츠 수</th></tr>';
+foreach ($rows as $r) {
+    echo "<tr><td>{$r['keyword_code']}</td><td>{$r['cnt']}</td></tr>";
+}
+echo '</table>';
+
+// 2. edu_recommend_keywords 구조 및 데이터
+echo '<h3>2. edu_recommend_keywords 구조 및 데이터</h3>';
+$tables = $pdo->query("SHOW TABLES")->fetchAll(PDO::FETCH_COLUMN);
+if (in_array('edu_recommend_keywords', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_recommend_keywords")->fetchAll();
+    echo '<b>컬럼:</b><br><table><tr><th>Field</th><th>Type</th><th>Key</th><th>Default</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td><td>{$c['Key']}</td><td>{$c['Default']}</td></tr>";
+    }
+    echo '</table>';
+    $rows = $pdo->query("SELECT * FROM edu_recommend_keywords LIMIT 20")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="warn">데이터 없음</p>';
+    }
+} else {
+    echo '<p class="err">테이블 없음</p>';
+}
+
+// 3. edu_user_keywords 전체 데이터
+echo '<h3>3. edu_user_keywords 전체</h3>';
+$rows = $pdo->query("SELECT * FROM edu_user_keywords ORDER BY member_id, keyword_code")->fetchAll();
+if ($rows) {
+    $keys = array_keys($rows[0]);
+    echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+    foreach ($rows as $r) {
+        echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+    }
+    echo '</table>';
+} else {
+    echo '<p class="warn">데이터 없음</p>';
+}
+
+// 4. edu_codes 에서 KW 계열 코드 확인
+echo '<h3>4. edu_codes - KW 계열 코드 (keyword 관련)</h3>';
+$rows = $pdo->query("
+    SELECT * FROM edu_codes
+    WHERE base_code LIKE 'KW%'
+    ORDER BY base_code
+")->fetchAll();
+if ($rows) {
+    $keys = array_keys($rows[0]);
+    echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+    foreach ($rows as $r) {
+        echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+    }
+    echo '</table>';
+} else {
+    echo '<p class="warn">KW 계열 코드 없음</p>';
+    // edu_codes 전체 구조 확인
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_codes")->fetchAll();
+    echo '<b>edu_codes 컬럼:</b><table><tr><th>Field</th><th>Type</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+    }
+    echo '</table>';
+    // 샘플 10건
+    $sample = $pdo->query("SELECT * FROM edu_codes LIMIT 20")->fetchAll();
+    if ($sample) {
+        $keys = array_keys($sample[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($sample as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    }
+}
+
+// 5. edu_code_group 구조 확인
+echo '<h3>5. edu_code_group</h3>';
+if (in_array('edu_code_group', $tables)) {
+    $rows = $pdo->query("SELECT * FROM edu_code_group LIMIT 20")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    }
+}
+
+// 6. edu_contents 에서 keyword 관련 컬럼 값 샘플
+echo '<h3>6. edu_contents - category 관련 고유값</h3>';
+$rows = $pdo->query("
+    SELECT category_code, category_group, COUNT(*) as cnt
+    FROM edu_contents
+    GROUP BY category_code, category_group
+    ORDER BY category_group, category_code
+")->fetchAll();
+echo '<table><tr><th>category_code</th><th>category_group</th><th>콘텐츠 수</th></tr>';
+foreach ($rows as $r) {
+    echo "<tr><td>{$r['category_code']}</td><td>{$r['category_group']}</td><td>{$r['cnt']}</td></tr>";
+}
+echo '</table>';
+
+// 7. edu_contents 중 keyword 연결된 영상 샘플 (edu_content_keywords join)
+echo '<h3>7. edu_content_keywords ↔ edu_contents 조인 샘플</h3>';
+$rows = $pdo->query("
+    SELECT ck.keyword_code, c.content_id, c.title, c.category_group, c.content_url
+    FROM edu_content_keywords ck
+    JOIN edu_contents c ON c.content_id = ck.content_id
+    WHERE ck.is_active = '1'
+    ORDER BY ck.keyword_code, c.content_id
+    LIMIT 20
+")->fetchAll();
+if ($rows) {
+    $keys = array_keys($rows[0]);
+    echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+    foreach ($rows as $r) {
+        echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+    }
+    echo '</table>';
+} else {
+    echo '<p class="warn">결과 없음</p>';
+}
+
+// 8. index.php 에서 사용하는 main_data 관련 api 로그 (있으면)
+echo '<h3>8. API 관련 파일 목록 확인</h3>';
+$apiDir = __DIR__ . '/api/';
+if (is_dir($apiDir)) {
+    foreach (scandir($apiDir) as $f) {
+        if ($f === '.' || $f === '..') continue;
+        $fpath = $apiDir . $f;
+        $size = filesize($fpath);
+        echo "<li><b>$f</b> ({$size}bytes)</li>";
+    }
+}
@@ -0,0 +1,39 @@
+<?php
+/**
+ * _tmp_index_diag3.php — API 파일 내용 + main_data 구조 진단
+ */
+header('Content-Type: text/html; charset=utf-8');
+echo '<h2>API 파일 내용 진단</h2>';
+echo '<style>pre{background:#f5f5f5;padding:10px;font-size:11px;overflow:auto;white-space:pre-wrap;word-break:break-all;border:1px solid #ddd;max-height:600px} h3{margin-top:20px;color:#333}</style>';
+
+$base = __DIR__;
+
+$files = [
+    'api/videos_by_keywords.php',
+    'api/user_keywords.php',
+    'main_data.php',
+    'main_data_260316_1420.php',
+    'main_data_moon.php',
+    '../skin/index.php',
+    '../skin/index_over.php',
+    '../skin/index_moon.php',
+    '../skin/index_guide.php',
+    '../skin/_backup/index.php',
+    '../skin/_backup/keyword.php',
+];
+
+foreach ($files as $f) {
+    $full = realpath($base . '/' . $f);
+    echo "<h3>$f</h3>";
+    if (!$full || !file_exists($full)) {
+        echo '<p style="color:red">파일 없음 또는 접근 불가</p>';
+        continue;
+    }
+    $size = filesize($full);
+    if ($size === 0) {
+        echo '<p style="color:orange">파일 크기 0 (empty)</p>';
+        continue;
+    }
+    echo "<p>크기: {$size} bytes</p>";
+    echo '<pre>' . htmlspecialchars(file_get_contents($full)) . '</pre>';
+}
@@ -0,0 +1,22 @@
+<?php
+try {
+    $pdo = new PDO('mysql:host=baroncs.co.kr;port=3306;dbname=baronhomep;charset=utf8mb4', 'baronhomep', 'baron3840!!', [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]);
+    $pdo->exec("SET NAMES utf8mb4");
+
+    $sql = file_get_contents(__DIR__ . '/../sample_content_keywords.sql');
+    $pdo->exec($sql);
+
+    $cnt = $pdo->query('SELECT COUNT(*) FROM edu_content_keywords')->fetchColumn();
+    echo json_encode(['status' => 'ok', 'inserted_total' => (int)$cnt], JSON_UNESCAPED_UNICODE) . PHP_EOL;
+
+    // 키워드별 매핑 건수 확인
+    $rows = $pdo->query('SELECT keyword_code, COUNT(*) as cnt FROM edu_content_keywords GROUP BY keyword_code ORDER BY cnt DESC')->fetchAll(PDO::FETCH_ASSOC);
+    echo json_encode($rows, JSON_UNESCAPED_UNICODE) . PHP_EOL;
+
+    // recommend_keywords 확인
+    $rk = $pdo->query('SELECT * FROM edu_recommend_keywords')->fetchAll(PDO::FETCH_ASSOC);
+    echo json_encode($rk, JSON_UNESCAPED_UNICODE) . PHP_EOL;
+
+} catch (Exception $e) {
+    echo json_encode(['status' => 'error', 'message' => $e->getMessage()], JSON_UNESCAPED_UNICODE) . PHP_EOL;
+}
@@ -0,0 +1,26 @@
+<?php
+require __DIR__ . '/db_conn.php';
+
+$pdo = db_conn();
+
+$existsStmt = $pdo->prepare("SELECT base_code, code, code_name FROM edu_codes WHERE group_code='KW100' AND code_name = ? LIMIT 1");
+$existsStmt->execute(['자기개발']);
+$exists = $existsStmt->fetch(PDO::FETCH_ASSOC);
+
+if ($exists) {
+    echo "EXISTS|{$exists['base_code']}|{$exists['code']}|{$exists['code_name']}\n";
+} else {
+    $nextCode = (int)$pdo->query("SELECT COALESCE(MAX(CAST(code AS UNSIGNED)), 0) FROM edu_codes WHERE group_code='KW100'")->fetchColumn() + 1;
+    $code = str_pad((string)$nextCode, 2, '0', STR_PAD_LEFT);
+    $baseCode = 'KW100' . $code;
+
+    $ins = $pdo->prepare("INSERT INTO edu_codes (group_code, code, base_code, code_name, is_active, created_by, created_at, updated_by, updated_at) VALUES ('KW100', ?, ?, ?, '1', 'admin', NOW(), 'admin', NOW())");
+    $ins->execute([$code, $baseCode, '자기개발']);
+
+    echo "INSERTED|{$baseCode}|{$code}|자기개발\n";
+}
+
+$rows = $pdo->query("SELECT code, base_code, code_name FROM edu_codes WHERE group_code='KW100' ORDER BY CAST(code AS UNSIGNED)")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    echo "ROW|{$r['code']}|{$r['base_code']}|{$r['code_name']}\n";
+}
@@ -0,0 +1,21 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+header('Content-Type: text/plain; charset=utf-8');
+
+$pdo = db_conn();
+
+echo "[COLUMNS]\n";
+$cols = $pdo->query('SHOW COLUMNS FROM edu_learning_goals')->fetchAll(PDO::FETCH_ASSOC);
+foreach ($cols as $c) {
+    echo $c['Field'] . '|' . $c['Type'] . PHP_EOL;
+}
+
+echo "\n[SAMPLES]\n";
+$rows = $pdo->query('SELECT * FROM edu_learning_goals ORDER BY 1 ASC LIMIT 20')->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    $pairs = [];
+    foreach ($r as $k => $v) {
+        $pairs[] = $k . '=' . str_replace(["\r", "\n"], ' ', (string)$v);
+    }
+    echo implode(' | ', $pairs) . PHP_EOL;
+}
@@ -0,0 +1,29 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+header('Content-Type: text/plain; charset=utf-8');
+
+$pdo = db_conn();
+
+echo "[COLUMNS]\n";
+$cols = $pdo->query('SHOW COLUMNS FROM edu_contents')->fetchAll(PDO::FETCH_ASSOC);
+foreach ($cols as $c) {
+    echo $c['Field'] . '|' . $c['Type'] . PHP_EOL;
+}
+
+echo "\n[SAMPLES_WITH_DESC]\n";
+$rows = $pdo->query("SELECT content_id, title, description, goal_code, category_group, category_code, sort_order, is_active
+                    FROM edu_contents
+                    WHERE is_active = '1' AND CHAR_LENGTH(TRIM(COALESCE(description, ''))) >= 5
+                    ORDER BY updated_at DESC, created_at DESC
+                    LIMIT 20")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    $id = isset($r['content_id']) ? (string)$r['content_id'] : '';
+    $title = isset($r['title']) ? (string)$r['title'] : '';
+    $desc = isset($r['description']) ? (string)$r['description'] : '';
+    $goal = isset($r['goal_code']) ? (string)$r['goal_code'] : '';
+    $group = isset($r['category_group']) ? (string)$r['category_group'] : '';
+    $cate = isset($r['category_code']) ? (string)$r['category_code'] : '';
+    $sort = isset($r['sort_order']) ? (string)$r['sort_order'] : '';
+    $active = isset($r['is_active']) ? (string)$r['is_active'] : '';
+    echo $id . '|' . $title . '|' . preg_replace('/\s+/', ' ', $desc) . '|goal=' . $goal . '|group=' . $group . '|cate=' . $cate . '|sort=' . $sort . '|active=' . $active . PHP_EOL;
+}
@@ -0,0 +1,161 @@
+<?php
+/**
+ * 마이클래스 구조 진단 파일
+ * edu_learning_goals와 edu_goal_contents 구조 파악
+ */
+header('Content-Type: text/html; charset=utf-8');
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+
+echo '<h1>마이클래스 데이터베이스 구조</h1>';
+echo '<style>
+  body { font-family: Arial; margin: 20px; }
+  table { border-collapse: collapse; margin: 20px 0; width: 100%; }
+  th, td { border: 1px solid #ccc; padding: 8px; text-align: left; }
+  th { background: #f0f0f0; }
+  .ok { color: green; } 
+  .err { color: red; } 
+  h2 { margin-top: 30px; }
+</style>';
+
+// 1. 모든 테이블 목록
+echo '<h2>1. 전체 테이블 목록</h2>';
+$tables = $pdo->query("SHOW TABLES")->fetchAll(PDO::FETCH_COLUMN);
+echo '<table><tr><th>테이블명</th></tr>';
+foreach ($tables as $t) {
+    echo "<tr><td>$t</td></tr>";
+}
+echo '</table>';
+
+// 2. edu_learning_goals 확인
+echo '<h2>2. edu_learning_goals 테이블</h2>';
+if (in_array('edu_learning_goals', $tables)) {
+    echo '<b>컬럼 구조:</b>';
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_learning_goals")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th><th>Null</th><th>Key</th><th>Default</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td><td>{$c['Null']}</td><td>{$c['Key']}</td><td>{$c['Default']}</td></tr>";
+    }
+    echo '</table>';
+    
+    echo '<b>샘플 데이터:</b>';
+    $rows = $pdo->query("SELECT * FROM edu_learning_goals LIMIT 10")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+    } else {
+        echo '<p class="err">데이터 없음</p>';
+    }
+} else {
+    echo '<p class="err">테이블 없음</p>';
+}
+
+// 3. edu_goal_contents 확인
+echo '<h2>3. edu_goal_contents 테이블</h2>';
+if (in_array('edu_goal_contents', $tables)) {
+    echo '<b>컬럼 구조:</b>';
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_goal_contents")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th><th>Null</th><th>Key</th><th>Default</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td><td>{$c['Null']}</td><td>{$c['Key']}</td><td>{$c['Default']}</td></tr>";
+    }
+    echo '</table>';
+    
+    echo '<b>샘플 데이터:</b>';
+    $rows = $pdo->query("SELECT * FROM edu_goal_contents LIMIT 20")->fetchAll();
+    if ($rows) {
+        $keys = array_keys($rows[0]);
+        echo '<table><tr>' . implode('', array_map(fn($k) => "<th>$k</th>", $keys)) . '</tr>';
+        foreach ($rows as $r) {
+            echo '<tr>' . implode('', array_map(fn($v) => '<td>' . htmlspecialchars((string)$v) . '</td>', $r)) . '</tr>';
+        }
+        echo '</table>';
+        
+        // 통계
+        echo '<b>통계:</b>';
+        $stats = $pdo->query("
+            SELECT 
+                COUNT(DISTINCT goal_id) as goal_cnt,
+                COUNT(DISTINCT content_id) as content_cnt,
+                COUNT(*) as total_rows
+            FROM edu_goal_contents
+        ")->fetch();
+        echo '<div><p>총 goal_id: ' . $stats['goal_cnt'] . '</p>';
+        echo '<p>총 content_id: ' . $stats['content_cnt'] . '</p>';
+        echo '<p>전체 행: ' . $stats['total_rows'] . '</p></div>';
+    } else {
+        echo '<p class="err">데이터 없음</p>';
+    }
+} else {
+    echo '<p class="err">테이블 없음</p>';
+}
+
+// 4. 관계도 확인 (learning_goals ↔ goal_contents)
+echo '<h2>4. edu_learning_goals ↔ edu_goal_contents 연결</h2>';
+if (in_array('edu_learning_goals', $tables) && in_array('edu_goal_contents', $tables)) {
+    echo '<b>학습목표별 영상 수:</b>';
+    $rows = $pdo->query("
+        SELECT 
+            g.goal_id,
+            g.goal_name,
+            COUNT(c.content_id) as video_count,
+            GROUP_CONCAT(c.content_id ORDER BY c.sort_order) as content_ids
+        FROM edu_learning_goals g
+        LEFT JOIN edu_goal_contents c ON g.goal_id = c.goal_id
+        GROUP BY g.goal_id, g.goal_name
+        ORDER BY g.goal_id
+    ")->fetchAll();
+    
+    if ($rows) {
+        echo '<table><tr><th>goal_id</th><th>goal_name</th><th>영상 수</th><th>content_ids</th></tr>';
+        foreach ($rows as $r) {
+            echo "<tr>";
+            echo "<td>{$r['goal_id']}</td>";
+            echo "<td>{$r['goal_name']}</td>";
+            echo "<td>{$r['video_count']}</td>";
+            echo "<td>" . htmlspecialchars($r['content_ids'] ?? '') . "</td>";
+            echo "</tr>";
+        }
+        echo '</table>';
+    }
+}
+
+// 5. 사용자 선택 목표 (if exists)
+echo '<h2>5. 사용자별 선택된 학습목표</h2>';
+if (in_array('edu_user_goals', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_user_goals")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+    }
+    echo '</table>';
+} else if (in_array('edu_goal_user_select', $tables)) {
+    $cols = $pdo->query("SHOW COLUMNS FROM edu_goal_user_select")->fetchAll();
+    echo '<table><tr><th>Field</th><th>Type</th></tr>';
+    foreach ($cols as $c) {
+        echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+    }
+    echo '</table>';
+} else {
+    echo '<p>사용자 선택 테이블을 찾을 수 없습니다.</p>';
+}
+
+// 6. 영상 시청 기록 (learning status)
+echo '<h2>6. 사용자 학습 진행상황 관련 테이블</h2>';
+$learningTables = ['edu_learning_progress', 'edu_user_learning', 'edu_learning_status'];
+foreach ($learningTables as $tbl) {
+    if (in_array($tbl, $tables)) {
+        echo "<h3>$tbl</h3>";
+        $cols = $pdo->query("SHOW COLUMNS FROM $tbl")->fetchAll();
+        echo '<table><tr><th>Field</th><th>Type</th></tr>';
+        foreach ($cols as $c) {
+            echo "<tr><td>{$c['Field']}</td><td>{$c['Type']}</td></tr>";
+        }
+        echo '</table>';
+    }
+}
+?>
@@ -0,0 +1,21 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+header('Content-Type: text/plain; charset=utf-8');
+
+$pdo = db_conn();
+
+echo "[COLUMNS]\n";
+$cols = $pdo->query('SHOW COLUMNS FROM edu_recommended_goals')->fetchAll(PDO::FETCH_ASSOC);
+foreach ($cols as $c) {
+    echo $c['Field'] . '|' . $c['Type'] . PHP_EOL;
+}
+
+echo "\n[SAMPLES]\n";
+$rows = $pdo->query('SELECT * FROM edu_recommended_goals ORDER BY 1 ASC LIMIT 30')->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    $pairs = [];
+    foreach ($r as $k => $v) {
+        $pairs[] = $k . '=' . str_replace(["\r", "\n"], ' ', (string)$v);
+    }
+    echo implode(' | ', $pairs) . PHP_EOL;
+}
@@ -0,0 +1,57 @@
+<?php
+require __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+
+$pdo->beginTransaction();
+
+// Map KW100xx codes in edu_content_keywords to Korean keyword names in edu_codes.code_name.
+$sql = "
+INSERT INTO edu_content_keywords (
+    content_id,
+    keyword_code,
+    is_active,
+    created_by,
+    created_at,
+    updated_by,
+    updated_at
+)
+SELECT
+    ck.content_id,
+    ec.code_name AS keyword_code,
+    '1' AS is_active,
+    'admin' AS created_by,
+    NOW() AS created_at,
+    'admin' AS updated_by,
+    NOW() AS updated_at
+FROM edu_content_keywords ck
+JOIN edu_codes ec
+  ON ec.base_code = ck.keyword_code
+ AND ec.group_code = 'KW100'
+LEFT JOIN edu_content_keywords ck2
+  ON ck2.content_id = ck.content_id
+ AND ck2.keyword_code = ec.code_name
+WHERE ck.keyword_code LIKE 'KW%'
+  AND ck.is_active = '1'
+  AND ec.code_name IS NOT NULL
+  AND ec.code_name <> ''
+  AND ck2.content_id IS NULL
+";
+
+$inserted = $pdo->exec($sql);
+$pdo->commit();
+
+echo "INSERTED_ROWS|" . (int)$inserted . "\n";
+
+$checkKeywords = ['AI', '리더십', '자기개발', '온보딩', '중간관리자'];
+$stmt = $pdo->prepare("SELECT keyword_code, COUNT(*) AS cnt FROM edu_content_keywords WHERE keyword_code = ? GROUP BY keyword_code");
+foreach ($checkKeywords as $kw) {
+    $stmt->execute([$kw]);
+    $row = $stmt->fetch(PDO::FETCH_ASSOC);
+    $cnt = $row ? (int)$row['cnt'] : 0;
+    echo "KW_COUNT|{$kw}|{$cnt}\n";
+}
+
+$sample = $pdo->query("SELECT content_id, keyword_code FROM edu_content_keywords WHERE keyword_code IN ('AI','리더십','자기개발') ORDER BY keyword_code, content_id LIMIT 20")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($sample as $r) {
+    echo "SAMPLE|{$r['content_id']}|{$r['keyword_code']}\n";
+}
@@ -0,0 +1,23 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+$tables = [
+    'edu_user_learning_goals',
+    'edu_learning_histories',
+    'edu_content_memos',
+    'edu_goal_contents',
+    'edu_learning_goals',
+    'edu_contents'
+];
+foreach ($tables as $t) {
+    echo '=== ' . $t . ' ===' . PHP_EOL;
+    $rows = $pdo->query('SHOW COLUMNS FROM ' . $t)->fetchAll(PDO::FETCH_ASSOC);
+    foreach ($rows as $r) {
+        $def = $r['Default'];
+        if ($def === null) {
+            $def = 'NULL';
+        }
+        echo $r['Field'] . '|' . $r['Type'] . '|' . $r['Null'] . '|' . $r['Key'] . '|' . $def . PHP_EOL;
+    }
+    echo PHP_EOL;
+}
@@ -0,0 +1,14 @@
+<?php
+require_once __DIR__ . '/db_conn.php';
+$pdo = db_conn();
+$cols = $pdo->query("SHOW COLUMNS FROM edu_users")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($cols as $c) {
+    echo $c['Field'] . '|' . $c['Type'] . '|' . $c['Null'] . '|' . $c['Key'] . '|' . ($c['Default'] ?? 'NULL') . PHP_EOL;
+}
+echo "---sample---" . PHP_EOL;
+$rows = $pdo->query("SELECT member_id, intra_pw FROM edu_users ORDER BY member_id LIMIT 5")->fetchAll(PDO::FETCH_ASSOC);
+foreach ($rows as $r) {
+    $pw = (string)($r['intra_pw'] ?? '');
+    $prefix = substr($pw, 0, 4);
+    echo $r['member_id'] . '|len=' . strlen($pw) . '|prefix=' . $prefix . PHP_EOL;
+}
@@ -0,0 +1,89 @@
+<?php
+declare(strict_types=1);
+
+header('Content-Type: application/json; charset=utf-8');
+
+if (session_status() === PHP_SESSION_NONE) {
+	session_start();
+}
+
+require_once dirname(__DIR__, 2) . '/db_conn.php';
+
+$memberId = (string)($_SESSION['member_id'] ?? $_SESSION['user_id'] ?? '');
+$sysCompCode = (string)($_SESSION['sys_comp_code'] ?? $_SESSION['company'] ?? '');
+
+if ($memberId === '') {
+	http_response_code(401);
+	echo json_encode(['success' => false, 'message' => 'not_logged_in'], JSON_UNESCAPED_UNICODE);
+	exit;
+}
+
+$rawBody = file_get_contents('php://input');
+$input = is_string($rawBody) && $rawBody !== '' ? json_decode($rawBody, true) : [];
+if (!is_array($input)) {
+	$input = $_POST;
+}
+
+$contentId = trim((string)($input['content_id'] ?? ''));
+if ($contentId === '') {
+	http_response_code(400);
+	echo json_encode(['success' => false, 'message' => 'content_id_required'], JSON_UNESCAPED_UNICODE);
+	exit;
+}
+
+try {
+	$pdo = db_conn();
+
+	// 학습 이력 조회
+	$sql = 'SELECT watch_tm, content_tm, completed_at, last_viewed_at
+			FROM edu_learning_histories
+			WHERE member_id = ? AND content_id = ?';
+	$params = [$memberId, $contentId];
+
+	if ($sysCompCode !== '') {
+		$sql .= ' AND sys_comp_code = ?';
+		$params[] = $sysCompCode;
+	}
+
+	$sql .= ' ORDER BY last_viewed_at DESC LIMIT 1';
+
+	$stmt = $pdo->prepare($sql);
+	$stmt->execute($params);
+	$row = $stmt->fetch(PDO::FETCH_ASSOC);
+
+	// 콘텐츠 상세정보 조회 (description)
+	$stmtContent = $pdo->prepare('SELECT description FROM edu_contents WHERE content_id = ? LIMIT 1');
+	$stmtContent->execute([$contentId]);
+	$contentRow = $stmtContent->fetch(PDO::FETCH_ASSOC);
+	$description = ($contentRow['description'] ?? '');
+
+	// 북마크 상태 조회
+	$bookmarkSql = 'SELECT is_active FROM edu_content_wishlist WHERE content_id = ? AND member_id = ?';
+	$bookmarkParams = [$contentId, $memberId];
+	if ($sysCompCode !== '') {
+		$bookmarkSql .= ' AND sys_comp_code = ?';
+		$bookmarkParams[] = $sysCompCode;
+	}
+	$bookmarkSql .= ' LIMIT 1';
+	$stmtBookmark = $pdo->prepare($bookmarkSql);
+	$stmtBookmark->execute($bookmarkParams);
+	$bookmarkRow = $stmtBookmark->fetch(PDO::FETCH_ASSOC);
+	$isBookmarked = (($bookmarkRow['is_active'] ?? '0') === '1');
+
+	$result = [
+		'success'        => true,
+		'watch_tm'       => (int)($row['watch_tm'] ?? 0),
+		'content_tm'     => (int)($row['content_tm'] ?? 0),
+		'completed_at'   => $row['completed_at'] ?? null,
+		'last_viewed_at' => $row['last_viewed_at'] ?? null,
+		'description'    => $description,
+		'is_bookmarked'  => $isBookmarked,
+	];
+
+	echo json_encode($result, JSON_UNESCAPED_UNICODE);
+
+} catch (Throwable $e) {
+	error_log('[get_video_time] ' . $e->getMessage());
+	http_response_code(500);
+	echo json_encode(['success' => false, 'message' => 'server_error'], JSON_UNESCAPED_UNICODE);
+}