feat: remove APP_HOST env var necessity (#111)

Author: TheBestTvarynka

.github/workflows/check-pr.yml

@@ -1,6 +1,4 @@
 name: Check
-env:
-  APP_HOST: ${{ secrets.APP_HOST }}
 on:
   pull_request:
     branches:

.github/workflows/github-actions.yml

@@ -2,7 +2,6 @@ name: Build & Deploy
 env:
   PROJECT_ID: ${{ secrets.GCP_PROJECT_ID }}
   GCP_BUCKET: ${{ secrets.GCP_BUCKET }}
-  APP_HOST: ${{ secrets.APP_HOST }}
 on:
   push:
     branches:

README.md

@@ -52,19 +52,8 @@ Read more about features and motivation here: https://tbt.qkation.com/projects/c
 
 0. Install WebAssembly target: `rustup target add wasm32-unknown-unknown`.
 1. Install [`trunk`](https://github.com/thedodd/trunk). [Additional guide](https://yew.rs/docs/next/getting-started/introduction#install-trunk).
-2. Set up `APP_HOST` environment variable:
-```bash
-# Windows
-set APP_HOST=<url>
-# Linux
-export APP_HOST=<url>
-# example:
-# export APP_HOST=https://crypto-helper.qkation.com
-```
-This env variable is used for the URL generation when you click the *share by URL* button.
-
-3. Run `trunk serve` in your terminal.
-4. Go to http://127.0.0.1:8080 in your browser.
+2. Run `trunk serve` in your terminal.
+3. Go to http://127.0.0.1:8080 in your browser.
 
 ### Meta
 

src/url_query_params.rs

@@ -1,12 +1,19 @@
 use serde::{Deserialize, Serialize};
+use web_sys::window;
 
 use crate::crypto_helper::Algorithm;
 use crate::serde::{deserialize_bytes, serialize_bytes};
 
-const APP_HOST: &str = env!("APP_HOST");
+fn origin() -> String {
+    window()
+        .expect("windows object must present")
+        .location()
+        .origin()
+        .expect("page must have the origin string")
+}
 
 pub fn generate_crypto_helper_link(algorithm: &Algorithm) -> String {
-    let mut link = APP_HOST.to_string();
+    let mut link = origin();
 
     link.push_str("/crypto-helper/?");
     link.push_str(&serde_qs::to_string(algorithm).unwrap());
@@ -20,7 +27,7 @@ pub struct Jwt {
 }
 
 pub fn generate_jwt_link(jwt: String) -> String {
-    let mut link = APP_HOST.to_string();
+    let mut link = origin();
 
     link.push_str("/jwt/?");
     link.push_str(&serde_qs::to_string(&Jwt { jwt }).unwrap());
@@ -35,7 +42,7 @@ pub struct Asn1 {
 }
 
 pub fn generate_asn1_link(asn1: Vec<u8>) -> String {
-    let mut link = APP_HOST.to_string();
+    let mut link = origin();
 
     link.push_str("/asn1/?");
     link.push_str(&serde_qs::to_string(&Asn1 { asn1 }).unwrap());