start of project

init.sh

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+#!/bin/bash
+
+#source node binaries
+. nodetopath.sh
+npm install -g typescript
+npm install chart.js@4.4.1
+npm install chartjs-plugin-annotation@3.1.0

nodetopath.sh

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+#!/bin/bash
+
+if [ "$(echo $PATH | grep 'node-v22.16.0' | wc -l)" == "0" ]
+then
+    echo add node to path
+    PATH=$(pwd)/../node/node-v22.16.0-linux-x64/bin/:$PATH
+fi
+

src/roast.ts

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+let timer = 0;
+let isRunning = false;
+let log: Array<{ time: string, event: string, temp?: number }> = [];
+let targets: number[] = [];
+let currentTargetIndex = 0;
+let interval: NodeJS.Timeout | null = null;
+
+function startTimer(): void {
+    if (isRunning) {
+        alert("Timer is already running. Click again to reset.");
+        return;
+    }
+    isRunning = true;
+    interval = setInterval(() => {
+        timer++;
+        updateTimerDisplay();
+    }, 1000);
+}
+
+function stopTimer(): void {
+    clearInterval(interval!);
+    isRunning = false;
+}
+
+function updateTimerDisplay(): void {
+    const minutes = Math.floor(timer / 60);
+    const seconds = timer % 60;
+    document.getElementById("timer")!.textContent = `${minutes}:${seconds.toString().padStart(2, '0')}`;
+}
+
+function logEvent(eventName: string): void {
+    if (eventName === "Charge") {
+        if (log.length > 0) {
+            log = [];
+            timer = 0;
+            isRunning = false;
+        }
+        startTimer();
+        log.push({ time: formatTime(timer), event: eventName, temp: null });
+        updateLog();
+        return;
+    }
+    if (eventName === "Drop") {
+        stopTimer();
+        log.push({ time: formatTime(timer), event: eventName, temp: null });
+        updateLog();
+        document.getElementById("create-plan")!.classList.add("hidden");
+        const tempButtons = document.getElementById("temp-buttons")!;
+        tempButtons.innerHTML = "";
+        return;
+    }
+    log.push({ time: formatTime(timer), event: eventName, temp: null });
+    updateLog();
+}
+
+function resetSystem(): void {
+    stopTimer();
+    log = [];
+    updateLog();
+    document.getElementById("create-plan")!.classList.add("hidden");
+    const tempButtons = document.getElementById("temp-buttons")!;
+    tempButtons.innerHTML = "";
+}
+
+function formatTime(seconds: number): string {
+    const minutes = Math.floor(seconds / 60);
+    const secs = seconds % 60;
+    return `${minutes}:${secs.toString().padStart(2, '0')}`;
+}
+
+function setPlan(): void {
+    const input = (document.getElementById("plan-input") as HTMLInputElement).value;
+    targets = input.split(',').map(Number);
+    currentTargetIndex = 0;
+    document.getElementById("controls")!.classList.remove("hidden");
+    document.getElementById("create-plan")!.classList.add("hidden");
+    generateTempButtons();
+}
+
+function generateTempButtons(): void {
+    const container = document.getElementById("temp-buttons")!;
+    container.innerHTML = "";
+    if (targets.length === 0) {
+        container.innerHTML = "<p>No temperature plan set.</p>";
+        return;
+    }
+    const currentTarget = targets[currentTargetIndex];
+    const buttons: string[] = [];
+    buttons.push('<button class="nav-btn" onclick="navigateTemp(-1);">&lt;&lt;</button>');
+    for (let i = -2; i <= 2; i++) {
+        const temp = currentTarget + i;
+        buttons.push(`<button onclick="logTemp(${temp})">${temp}</button>`);
+    }
+    buttons.push('<button class="nav-btn" onclick="navigateTemp(1);">&gt;&gt;</button>');
+    container.innerHTML = buttons.join(" ");
+}
+
+function navigateTemp(direction: number): void {
+    currentTargetIndex += direction;
+    if (currentTargetIndex < 0) {
+        currentTargetIndex = 0;
+    } else if (currentTargetIndex >= targets.length) {
+        currentTargetIndex = targets.length - 1;
+    }
+    generateTempButtons();
+}
+
+function logTemp(temp: number): void {
+    log.push({ time: formatTime(timer), event: "Temp", temp });
+    updateLog();
+    currentTargetIndex++;
+    if (currentTargetIndex >= targets.length) {
+        currentTargetIndex = targets.length - 1;
+    }
+    generateTempButtons();
+}
+
+function updateLog(): void {
+    const tbody = document.getElementById("log-body")!;
+    tbody.innerHTML = log.map(entry => `
+        <tr>
+            <td>${entry.time}</td>
+            <td>${entry.event}</td>
+            <td>${entry.temp !== null ? entry.temp : ''}</td>
+        </tr>
+    `).join("");
+}
+
+function exportCSV(): void {
+    const csvContent = "Time,Event,Temperature\n" + log.map(entry => `${entry.time},${entry.event},${entry.temp !== null ? entry.temp : ''}`).join("\n");
+    const blob = new Blob([csvContent], { type: "text/csv;charset=utf-8;" });
+    const link = document.createElement("a");
+    link.setAttribute("href", URL.createObjectURL(blob));
+    link.setAttribute("download", "roast_log.csv");
+    link.style.display = "none";
+    document.body.appendChild(link);
+    link.click();
+    document.body.removeChild(link);
+}