1 files changed, 60 insertions, 83 deletions

diff --git a/helpers/helpers.ts b/helpers/helpers.ts
index de6744f..03bc7d7 100644
--- a/helpers/helpers.ts
+++ b/helpers/helpers.ts
@@ -1,92 +1,69 @@
-import fetch from "node-fetch";
-import { Response } from "express";
+import { Colors, Color, tColors, Data, fiaTable, dbRes } from "./helpersBack";
+import { Request, Response } from "express";
 
-export async function makeQuery(query: string, params: Array<any>): Promise<object> {
-  let t = await (
-    await fetch("https://jopek.eu/maks/szkola/apkKli/fiaFiles/fia.php", {
-      method: "POST",
-      headers: {
-        Accept: "application/json",
-        "Content-Type": "application/json"
-      },
-      body: JSON.stringify({
-        apiKey: process.env.API_KEY,
-        query: query,
-        params: params
+export default class Helpers {
+  static async makeQuery(query: string, params: Array<any>): Promise<object> {
+    let t = await (
+      //@ts-ignore - this doesn't exist for backend, but its never used there
+      await fetch("https://jopek.eu/maks/szkola/apkKli/fiaFiles/fia.php", {
+        method: "POST",
+        headers: {
+          Accept: "application/json",
+          "Content-Type": "application/json"
+        },
+        body: JSON.stringify({
+          apiKey: process.env.API_KEY,
+          query: query,
+          params: params
+        })
       })
-    })
-  ).text();
-  // console.log(t);
-  return JSON.parse(t);
-}
+    ).text();
+    // console.log(t);
+    return JSON.parse(t);
+  }
 
-export function dbResToFiaTable(dbRes: dbRes): fiaTable {
-  if (typeof dbRes.data === "string")
-    dbRes.data = JSON.parse(dbRes.data);
-  else
-    throw new Error("dbResToFiaTable : wrong $1 type; ");
+  static dbResToFiaTable(dbRes: dbRes): fiaTable {
+    if (typeof dbRes.data === "string")
+      dbRes.data = JSON.parse(dbRes.data);
+    else
+      throw new Error("dbResToFiaTable : wrong $1 type; ");
 
-  // @ts-ignore
-  return dbRes;
-}
+    // @ts-ignore
+    return dbRes;
+  }
 
-export function checkApiRes(res: any, nRes = {} as Response): void {
-  if (res.api === false) {
-    if (Object.keys(nRes).length === 0) {
-      alert("API Error!");
-      throw new Error("API Error!");
-    } else {
-      nRes.status(500);
-      res.send("");
+  static checkApiRes(res: any, nRes = {} as Response): any {
+    if (res.api === false) {
+      if (Object.keys(nRes).length === 0) {
+        // @ts-ignore - here error is because backend tsc is checking this file, where lib: DOM is not present 
+        alert("API Error!");
+        throw new Error("API Error!");
+      } else {
+        nRes.status(500);
+        nRes.send("");
+        return false;
+      }
     }
+    if (Object.keys(nRes).length !== 0)
+      nRes.status(200);
+    return res;
   }
-  if (Object.keys(nRes).length !== 0)
-    nRes.status(200);
-  return res;
-}
-
-export async function mFetch(url: string, body: object) /* : Promise<Response> */ {
-  return fetch(url, {
-    method: "POST",
-    headers: {
-      Accept: "application/json",
-      "Content-Type": "application/json"
-    },
-    body: JSON.stringify(body)
-  }).then(checkApiRes);
-}
 
-export interface Colors {
-  blue: number;
-  red: number;
-  green: number;
-  yellow: number;
-  0: number;
-  1: number;
-  2: number;
-  3: number;
-}
-
-export const Color: Colors = {
-  blue: 0,
-  red: 1,
-  green: 2,
-  yellow: 3,
-  0: 0,
-  1: 1,
-  2: 2,
-  3: 3
-};
+  static async mFetch(url: string, body: object): Promise<any> {
+    //@ts-ignore - this doesn't exist for backend, but its never used there
+    return fetch(url, {
+      method: "POST",
+      headers: {
+        Accept: "application/json",
+        "Content-Type": "application/json"
+      },
+      body: JSON.stringify(body)
+    }).then(Helpers.checkApiRes);
+  }
 
-export type tColors = typeof Color[keyof typeof Color];
-export type Data = Array<{ id: any; color: tColors; name: string }>;
-export interface fiaTable {
-  id: number;
-  data: Data;
-  started: boolean;
-}
-export interface dbRes {
-  id: number;
-  data: string | Data;
-  started: boolean;
-}
+  static getRandomInt(min: number, max: number) {
+    min = Math.ceil(min);
+    max = Math.floor(max);
+    return Math.floor(Math.random() * (max - min) + min); //The maximum is exclusive and the minimum is inclusive
+  }
+}
\ No newline at end of file