feat: 초기 프로젝트 구조 추가

db/sql_client.py

@@ -0,0 +1,74 @@
+import pyodbc
+
+
+class SQLClient:
+    def __init__(self):
+        self.conn   = None
+        self.cursor = None
+
+    def connect(self, server: str, database: str,
+                username: str, password: str) -> bool:
+        try:
+            conn_str = (
+                f"DRIVER={{ODBC Driver 18 for SQL Server}};"
+                f"SERVER={server};"
+                f"DATABASE={database};"
+                f"UID={username};"
+                f"PWD={password};"
+                f"TrustServerCertificate=yes;"
+                f"Encrypt=optional;"
+            )
+            self.conn   = pyodbc.connect(conn_str, timeout=10)
+            self.cursor = self.conn.cursor()
+            print(f"[DB] 연결 성공: {server}/{database}")
+            return True
+        except Exception as e:
+            print(f"[DB] 연결 실패: {e}")
+            self.conn = None
+            return False
+
+    def disconnect(self):
+        if self.cursor:
+            self.cursor.close()
+        if self.conn:
+            self.conn.close()
+        self.conn   = None
+        self.cursor = None
+        print("[DB] 연결 해제")
+
+    def is_connected(self) -> bool:
+        return self.conn is not None
+
+    def get_reflector_list(self) -> list:
+        """
+        vi_AI_mt_Article 뷰에서 리플렉터 제품 목록 조회.
+        반환: [{"article_id": ..., "article": ..., "buyer_article_no": ...}, ...]
+        """
+        if not self.is_connected():
+            return []
+        try:
+            self.cursor.execute("""
+                SELECT ArticleID, Article, BuyerArticleNo
+                FROM vi_AI_mt_Article
+                WHERE Article LIKE '%REF%'
+                ORDER BY ArticleID
+            """)
+            rows = self.cursor.fetchall()
+            return [
+                {
+                    "article_id":      row[0],
+                    "article":         row[1],
+                    "buyer_article_no": row[2],
+                }
+                for row in rows
+            ]
+        except Exception as e:
+            print(f"[DB] 조회 실패: {e}")
+            return []
+
+    def save_inspection_result(self, article_id: str,
+                               result: str, score: float) -> bool:
+        """검사 결과 저장 — 테이블 확정 후 구현."""
+        # TODO: 결과 저장 테이블 확정 후 쿼리 구현
+        print(f"[DB] 검사 결과 저장: {article_id} {result} {score}")
+        return True