From 1d393325e5bb420b8d57e2f1e8c851206dc693bd Mon Sep 17 00:00:00 2001
From: Christophe Fontaine <christophefontaine@mac.com>
Date: Fri, 30 Oct 2020 17:00:27 +0100
Subject: [PATCH] Add URI Fragment support

Fix #13

Les champs disponibles sont:
lastname,firstname,birthday,placeofbirth,address,city,zipcode,reason
- "reason" peut etre repete plusieurs fois pour cocher plusieurs motifs.

- "autogenpdf" simule un click pour une generation automatique du pdf.

exemple:
http://.../#lastname=Dupont&firstname=Jean&birthday=01/01/1950&placeofbirth=Paris&address=zzz&city=Paris&zipcode=75000&reason=travail&reason=achats&autogenpdf
---
 src/js/main.js |  2 ++
 src/js/util.js | 23 +++++++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/src/js/main.js b/src/js/main.js
index 48fc43a2..9926f1a9 100644
--- a/src/js/main.js
+++ b/src/js/main.js
@@ -7,9 +7,11 @@ import './check-updates'
 import { prepareForm } from './form-util'
 import { warnFacebookBrowserUserIfNecessary } from './facebook-util'
 import { addVersion } from './util'
+import { autoFill } from './util'
 import { createForm } from './form'
 
 warnFacebookBrowserUserIfNecessary()
 createForm()
 prepareForm()
 addVersion(process.env.VERSION)
+autoFill()
diff --git a/src/js/util.js b/src/js/util.js
index 00b19eaf..e8aa9050 100644
--- a/src/js/util.js
+++ b/src/js/util.js
@@ -33,3 +33,26 @@ export function addVersion (version) {
     'version',
   ).innerHTML = `${new Date().getFullYear()} - ${version}`
 }
+
+export function autoFill() {
+  const params = new URLSearchParams(
+    window.location.hash.substr(1) // skip the first char (#)
+    );
+  const fields = ["lastname", "firstname", "birthday", "placeofbirth",
+                  "address", "city", "zipcode"]
+  function fillField(f) {
+     if (params.has(f) == true) {
+       document.getElementById("field-"+f).value = params.get(f);
+     }
+  }
+  fields.forEach(fillField);
+
+  function checkReason(r) {
+    document.getElementById("checkbox-"+r).checked = true;
+  }
+  params.getAll("reason").forEach(checkReason);
+
+  if(params.has("autogenpdf") == true) {
+    document.getElementById("generate-btn").click();
+  }
+}