119 lines
5.1 KiB
Plaintext
119 lines
5.1 KiB
Plaintext
package pages
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import "github.com/skip2/go-qrcode"
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import "encoding/base64"
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templ Overlay(lnurl string, lnaddr string) {
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>zaply</title>
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<link href="/css/tailwind.css" rel="stylesheet">
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<link href="/css/zap.css" rel="stylesheet">
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<script src={ GetBaseUrl(ctx) + "/js/htmx.min.js" } integrity="sha384-HGfztofotfshcF7+8n44JQL2oJmowVChPTg48S+jvZoztPfvwD79OC/LTtG6dMp+" crossorigin="anonymous"></script>
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<script src={ GetBaseUrl(ctx) + "/js/htmx-sse.js" } crossorigin="anonymous"></script>
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if GetEnv(ctx) == "development" {
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<script src={ GetBaseUrl(ctx) + "/js/livereload.js" }></script>
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}
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</head>
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<body>
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<div
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id="zap-container"
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hx-ext="sse"
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sse-connect="/overlay/sse"
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sse-swap="zap"
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hx-swap="beforeend"
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class="fixed bottom-0 right-0 cursor-move"
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draggable="true"
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>
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<div class="hidden items-center justify-center text-center border border-dashed border-[#212529] m-3 h-[64px] w-[384px] text-lg">
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zap messages will show up here
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</div>
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</div>
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<div id="qr" class="bg-white fixed bottom-0 left-0 text-center p-3 cursor-move" draggable="true">
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<div class="p-2">
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<div class="font-bold">{ lnaddr }</div>
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<img src={ "data:image/jpeg;base64," + qrEncode(lnurl) }/>
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</div>
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<div class="italic">zap us a message!</div>
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</div>
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<script>
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// zap messages disappear after a minute
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document.body.addEventListener('htmx:sseMessage', function (e) {
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setTimeout(() => {
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const div = document.getElementById(e.detail.lastEventId)
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div.classList.add('zap-animate-out')
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div.addEventListener('animationend', div.remove)
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}, 60_000)
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})
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function enableDrag(elementId, xParam, yParam) {
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const element = document.getElementById(elementId);
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const localStorageKey = `${elementId}-position`
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const urlParams = new URLSearchParams(window.location.search);
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let queryX = parseInt(urlParams.get(xParam));
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let queryY = parseInt(urlParams.get(yParam));
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const [localX,localY] = localStorage.getItem(localStorageKey)?.split(',').map(Number) ?? [0,0];
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let currentX = !isNaN(queryX) ? queryX : localX;
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let currentY = !isNaN(queryY) ? queryY : localY;
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element.style.transform = `translate(${currentX}px, ${currentY}px)`;
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let startX = 0;
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let startY = 0;
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element.addEventListener("dragstart", (e) => {
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console.log("dragstart", e)
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startX = e.clientX - currentX;
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startY = e.clientY - currentY;
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e.dataTransfer.setData("text/plain", `${currentX},${currentY}`);
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});
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element.addEventListener("drag", (e) => {
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if (e.clientX && e.clientY) {
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currentX = e.clientX - startX;
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currentY = e.clientY - startY;
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element.style.transform = `translate(${currentX}px, ${currentY}px)`;
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}
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});
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element.addEventListener("dragend", (e) => {
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currentX = e.clientX - startX;
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currentY = e.clientY - startY;
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element.style.transform = `translate(${currentX}px, ${currentY}px)`;
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localStorage.setItem(localStorageKey, `${currentX},${currentY}`);
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const params = new URLSearchParams(window.location.search);
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params.set(xParam, currentX);
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params.set(yParam, currentY);
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window.location.search = params.toString();
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});
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}
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enableDrag("qr", "qrX", "qrY")
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enableDrag("zap-container", "zapX", "zapY")
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// hide 'zap messages will show up here' if query param given
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const params = new URLSearchParams(window.location.search)
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if (params.has("help", 1)) {
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const element = document.querySelector("#zap-container>div")
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element.style.display = "flex"
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}
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</script>
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</body>
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</html>
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}
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func qrEncode(value string) string {
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q, err := qrcode.New(value, qrcode.Medium)
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q.DisableBorder = true
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png, err := q.PNG(256)
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if err != nil {
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return ""
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}
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return base64.StdEncoding.EncodeToString([]byte(png))
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}
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