chore(monorepo/server): move server-side source code

apps/server/src/routes/api/sql.ts

@@ -0,0 +1,72 @@
+"use strict";
+
+import sql from "../../services/sql.js";
+import becca from "../../becca/becca.js";
+import type { Request } from "express";
+import ValidationError from "../../errors/validation_error.js";
+import { safeExtractMessageAndStackFromError } from "../../services/utils.js";
+
+function getSchema() {
+    const tableNames = sql.getColumn(/*sql*/`SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%' ORDER BY name`);
+    const tables = [];
+
+    for (const tableName of tableNames) {
+        tables.push({
+            name: tableName,
+            columns: sql.getRows(`PRAGMA table_info(${tableName})`)
+        });
+    }
+
+    return tables;
+}
+
+function execute(req: Request) {
+    const note = becca.getNoteOrThrow(req.params.noteId);
+
+    const content = note.getContent();
+    if (typeof content !== "string") {
+        throw new ValidationError("Invalid note type.");
+    }
+
+    const queries = content.split("\n---");
+
+    try {
+        const results = [];
+
+        for (let query of queries) {
+            query = query.trim();
+
+            while (query.startsWith("-- ")) {
+                // Query starts with one or more SQL comments, discard these before we execute.
+                const pivot = query.indexOf("\n");
+                query = pivot > 0 ? query.substr(pivot + 1).trim() : "";
+            }
+
+            if (!query) {
+                continue;
+            }
+
+            if (query.toLowerCase().startsWith("select") || query.toLowerCase().startsWith("with")) {
+                results.push(sql.getRows(query));
+            } else {
+                results.push(sql.execute(query));
+            }
+        }
+
+        return {
+            success: true,
+            results
+        };
+    } catch (e: unknown) {
+        const [errMessage] = safeExtractMessageAndStackFromError(e);
+        return {
+            success: false,
+            error: errMessage
+        };
+    }
+}
+
+export default {
+    getSchema,
+    execute
+};