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