теперь можно отключить сбор фиата, удален мусор, удаления питоновской функции через регулярное выражение

utils/save_fiat.js

@@ -0,0 +1,53 @@
+const pool = require('../postgresql.js');
+const yaml = require('yaml');
+const fs = require('fs');
+const axios = require('axios');
+const config = yaml.parse(fs.readFileSync('./config.yaml', 'utf-8'));
+
+async function save_fiat() {
+    if (!config['currency']['collecting']['fiat']) return;
+
+    config['currency']['fiat'].forEach(
+        (value) => config['currency']['fiat'].forEach(async (pair) => {
+            if(value !== pair) {
+                const res = await axios.get(
+                    `https://duckduckgo.com/js/spice/currency/1/${value}/${pair}`,
+                    {
+                        timeout: 3000,
+                    }
+                );
+
+                const regExp = new RegExp('\\(\\s*(.*)\\s*\\);$', 'mg');
+                const data = JSON.parse(Array.from(res.data.matchAll(regExp))[0][1])
+                console.log(data)
+
+                delete data['terms'];
+                delete data['privacy'];
+
+                const point = data['to'][0]['mid'].toString().indexOf('.') + 4;
+
+                pool.query('SELECT * FROM currency WHERE from_currency = $1 AND conv_currency = $2 AND date = $3',
+                        [
+                            value,
+                            pair,
+                            new Date(data['timestamp']).toLocaleDateString()
+                        ]
+                    ).then(async (db) => {
+                        if (!db['rows'][0]) {
+                            await pool.query(`INSERT INTO currency (from_currency, conv_currency, rate, date) 
+                                VALUES ($1, $2, $3, $4) RETURNING *`,
+                                [
+                                    value,
+                                    pair,
+                                    data['to'][0]['mid'].toString().slice(0, point),
+                                    new Date(data['timestamp']).toLocaleDateString()
+                                ]
+                            );
+                        }
+                });
+            }
+        })
+    );
+}
+
+module.exports = save_fiat;