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src/providers/sqlite3/index.js

@@ -19,13 +19,23 @@ function normalizeParamValue(value) {
   return value;
 }
 
-function bindParams(params) {
-  return Object.fromEntries(
+function bindParams(params, sql = null) {
+  const bound = Object.fromEntries(
     Object.entries(params).map(([key, value]) => [
       key.replace(/^[@:$]/, ''),
       normalizeParamValue(value),
     ]),
   );
+  if (typeof sql === 'string') {
+    const matches = sql.matchAll(/[@:$]([a-zA-Z0-9_]+)/g);
+    for (const match of matches) {
+      const name = match[1];
+      if (!(name in bound)) {
+        bound[name] = null;
+      }
+    }
+  }
+  return bound;
 }
 
 function normalizeInsertId(value) {
@@ -227,7 +237,7 @@ export class BetterSqlite3Executor {
   /** @returns {Promise<import('../provider.js').QueryResult>} */
   async query(sql, params = {}) {
     const statement = this.db.prepare(sql);
-    const bindings = bindParams(params);
+    const bindings = bindParams(params, sql);
 
     if (statement.reader) {
       const rows = statement.all(bindings);

src/providers/sqlite3/queries/mcp.js

@@ -0,0 +1,16 @@
+import * as source from '../../mssql/queries/mcp.js';
+import { translateQueries } from './translate.js';
+
+const queries = translateQueries(source, 'mcp');
+export const {
+  INSERT_CLIENT,
+  GET_CLIENT,
+  LIST_CLIENTS,
+  DELETE_CLIENT,
+  INSERT_AUTH_CODE,
+  GET_AUTH_CODE,
+  CONSUME_AUTH_CODE,
+  INSERT_REFRESH_TOKEN,
+  GET_REFRESH_TOKEN,
+  REVOKE_REFRESH_TOKEN,
+} = queries;

src/providers/sqlite3/schema.js

@@ -845,6 +845,50 @@ CREATE TABLE IF NOT EXISTS package (
 );
 `;
 
+export const INIT_MCP_CLIENT = `
+CREATE TABLE IF NOT EXISTS mcp_client (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    client_id TEXT NOT NULL UNIQUE,
+    client_secret TEXT,
+    client_name TEXT NOT NULL,
+    redirect_uris TEXT NOT NULL,
+    grant_types TEXT,
+    response_types TEXT,
+    scope TEXT,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW})
+);
+`;
+
+export const INIT_MCP_AUTH_CODE = `
+CREATE TABLE IF NOT EXISTS mcp_auth_code (
+    code TEXT PRIMARY KEY,
+    client_id TEXT NOT NULL,
+    google_auth_id INTEGER NOT NULL,
+    redirect_uri TEXT NOT NULL,
+    code_challenge TEXT NOT NULL,
+    code_challenge_method TEXT NOT NULL,
+    scope TEXT,
+    expires_at TEXT NOT NULL,
+    used INTEGER NOT NULL DEFAULT 0,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    FOREIGN KEY (google_auth_id) REFERENCES google_auth(id) ON DELETE CASCADE
+);
+`;
+
+export const INIT_MCP_TOKEN = `
+CREATE TABLE IF NOT EXISTS mcp_token (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    refresh_token TEXT NOT NULL UNIQUE,
+    client_id TEXT NOT NULL,
+    google_auth_id INTEGER NOT NULL,
+    scope TEXT,
+    expires_at TEXT NOT NULL,
+    revoked INTEGER NOT NULL DEFAULT 0,
+    created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
+    FOREIGN KEY (google_auth_id) REFERENCES google_auth(id) ON DELETE CASCADE
+);
+`;
+
 /** DDL scripts in dependency order for SQLite schema initialization. */
 export const SCHEMA_SCRIPTS = [
     INIT_META,
@@ -909,4 +953,7 @@ export const SCHEMA_SCRIPTS = [
     INIT_PAYMENT,
     INIT_SHIPPING,
     INIT_PACKAGE,
+    INIT_MCP_CLIENT,
+    INIT_MCP_AUTH_CODE,
+    INIT_MCP_TOKEN,
 ];