added (optiona) payment deadline field

+ added instructions for running local docker image to README.md
* some code cleanup

README.md

@@ -1,9 +1,17 @@
-<div align="center">
-
 # upn-qr
 
-A public API for generating UPN-QR codes on the fly
-
 https://upn-qr.gitapp.si
 
-</div>
+## run in docker for local development
+
+Build and run in docker (image *upn-qr:dev, container name *unp-qr*), https://localhost:8080/
+
+    docker stop upn-qr
+    docker rm upn-qr
+    docker image rm upn-qr:dev
+    docker build --tag upn-qr:dev . && docker run -d -p 8080:80 --name upn-qr upn-qr:dev
+    docker logs -f upn-qr
+
+or as one-liner
+
+    docker stop upn-qr; docker rm upn-qr; docker image rm upn-qr:dev; docker build --tag upn-qr:dev . && docker run -d -p 8088:80 --name upn-qr upn-qr:dev && docker logs -f upn-qr

src/index.js

@@ -45,12 +45,20 @@ app.get('/api/qrcode', async (req, res) => {
     // SET DEFAULT PURPOSE_CODE
     if (!req.query.purpose_code) req.query.purpose_code = "OTHR"
     else {
-        req.query.amount = String(req.query.amount).trim()
         if (!String(req.query.purpose_code).match(/^[A-Z]{4}$/)) {
             errors.push("purpose_code does not match the required format")
         }
     }
 
+    // DEADLINE is optional
+    if (req.query.deadline ) {
+        if(!String(req.query.deadline).match(/^[0-9]{2}\.[0-9]{2}\.[0-9]{4}$/)) {
+            errors.push("deadline does not match the required format")
+        }
+    } else {
+        req.query.deadline = ""
+    }
+
     if (errors.length > 0) return res.status(400).send({
         ok: false,
         errors
@@ -69,7 +77,7 @@ ${req.query.amount}
 
 ${String(req.query.purpose_code).toUpperCase()}
 ${String(req.query.payment_purpose).toUpperCase()}
-
+${req.query.deadline}
 ${req.query.iban}
 ${req.query.reference}
 ${String(req.query.issuer_name).toUpperCase()}

src/views/form.ejs

@@ -72,10 +72,11 @@ div {
                 { n: "issuer-address",  d: "Issuer address",    p: "Za deveto smreko 15 k",     t: "text" },
                 { n: "issuer-city",     d: "Issuer city",       p: "1000 Ljubljana",            t: "text" },
                 { n: "iban",            d: "IBAN",              p: "SI56047500000280672",       t: "text" },
-                { n: "amount",          d: "Amount",            p: "35090 (350.90€)",               t: "number" },
+                { n: "amount",          d: "Amount",            p: "35090 (350.90€)",           t: "number" },
                 { n: "code",            d: "Code",              p: "OTHR",                      t: "text" },
                 { n: "purpose",         d: "Purpose",           p: "moutain bike first half",   t: "text" },
-                { n: "reference",       d: "Reference",         p: "SI121234567890120",         t: "text" }
+                { n: "reference",       d: "Reference",         p: "SI121234567890120",         t: "text" },
+                { n: "deadline",        d: "Deadline",          p: "01.02.2034",                t: "text" }
             ]
             %>
             <% for (const i of items) { %>
@@ -119,6 +120,7 @@ function getNewUrl () {
         ["issuer_name", val("issuer-name")],
         ["issuer_address", val("issuer-address")],
         ["issuer_city", val("issuer-city")],
+        ["deadline", val("deadline")]
     ].map(v => `${v[0]}=${v[1]}`).join("&")
     return `${window.location.origin}/api/qrcode?${qstring}`
 }

src/views/index.ejs

@@ -80,6 +80,10 @@ section div {
                 <label for="amount">Amount</label>
                 <input type="number" placeholder="00000001132" min="0" max="99999999999" name="amount">
             </div>
+            <div>
+                <label for="deadline">Rok plačila</label>
+                <input type="text" placeholder="01.02.2034" min=0 max=10 name="deadline">
+            </div>
             <div>
                 <label for="code">Purpose code</label>
                 <input type="text" placeholder="OTHR" name="code">
@@ -132,6 +136,7 @@ function getNewUrl () {
         ["issuer_name", val("issuer-name")],
         ["issuer_address", val("issuer-address")],
         ["issuer_city", val("issuer-city")],
+        ["deadline", val("deadline")],
     ].map(v => `${v[0]}=${v[1]}`).join("&")
     return encodeURI(`${window.location.origin}/api/qrcode?${qstring}`)
 }
@@ -201,9 +206,9 @@ updateQR()
             <br>
             <pre>
 &#x3C;!-- Meant to be used as direct image source, for example --&#x3E;
-&#x3C;img src="https://upn-qr.gitapp.si/api/qrcode?client_name=Dobri človek&client_address=Kristanova ulica 1&client_city=1000 Ljubljana&amount=00000001000&payment_purpose=Donacija&iban=SI56021400015556761&reference=SI99&issuer_name=Slovenska Karitas&issuer_address=Kristanova ulica 1&issuer_city=1000 Ljubljana"&#x3E;
+&#x3C;img src="https://upn-qr.gitapp.si/api/qrcode?client_name=Dobri človek&client_address=Kristanova ulica 1&client_city=1000 Ljubljana&amount=00000001000&deadline=01.02.2034&payment_purpose=Donacija&iban=SI56021400015556761&reference=SI99&issuer_name=Slovenska Karitas&issuer_address=Kristanova ulica 1&issuer_city=1000 Ljubljana"&#x3E;
             </pre>
-            <img src="/api/qrcode?client_name=Dobri človek&client_address=Kristanova ulica 1&client_city=1000 Ljubljana&amount=00000001000&payment_purpose=Donacija&iban=SI56021400015556761&reference=SI99&issuer_name=Slovenska Karitas&issuer_address=Kristanova ulica 1&issuer_city=1000 Ljubljana">
+            <img src="/api/qrcode?client_name=Dobri človek&client_address=Kristanova ulica 1&client_city=1000 Ljubljana&amount=00000001000&deadline=01.02.2034&payment_purpose=Donacija&iban=SI56021400015556761&reference=SI99&issuer_name=Slovenska Karitas&issuer_address=Kristanova ulica 1&issuer_city=1000 Ljubljana">
         </div>
         <br>
         
@@ -253,6 +258,17 @@ updateQR()
                 <br>
                 <span>Example (11,32€): 00000001132</span>
             </div>
+
+            <h5 id="api-qrcode-deadline"><a href="#api-qrcode-deadline">&#128279;</a> <code>deadline</code></h5>
+            <div>
+                <span>Regex: <code>^[0-9]{2}\.[0-9]{2}\.[0-9]{4}$</code></span>
+                <br>
+                <span>Demo: <a href="https://regex101.com/r/JDZT9P/1">regex101.com/r/JDZT9P/1</a></span>
+                <br>
+                <span>Description: Payment deadline. Field is optional. Format DD.MM.YYYY</span>
+                <br>
+                <span>Example: 01.02.2034</span>
+            </div>
             
             <h5 id="api-qrcode-purpose_code"><a href="#api-qrcode-purpose_code">&#128279;</a> <code>purpose_code</code></h5>
             <div>