From 6d0d27511f32be1261ee7b3b4d1cae112be871ffc8f32396b6721a44d5da7b3e Mon Sep 17 00:00:00 2001
From: Terrence Ezrol <terry@ezrol.com>
Date: Sun, 13 Jul 2025 14:03:49 -0400
Subject: [PATCH] send graph to display

---
 src/roast.ts | 51 ++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 36 insertions(+), 15 deletions(-)

diff --git a/src/roast.ts b/src/roast.ts
index d72668d..1ef3284 100644
--- a/src/roast.ts
+++ b/src/roast.ts
@@ -7,18 +7,19 @@ let targets: number[] = [];
 let currentTargetIndex = 0;
 let interval: NodeJS.Timeout | null = null;
 
-
-interface Window {
-    startTimer?: Function; // function to start the timer
-    stopTimer?: Function; // function to stop the timer
-    logEvent?: Function; // function to log a new event
-    resetSystem?: Function; // function to reset all actions in the system
-    setPlan?: Function; // function to update the temp event plan
-    navigateTemp?: Function; //function to navigate forward/back between events in the setPlan() temp plan
-    logTemp?: Function; //function to log a temputure event
-    exportCSV?: Function; //function to export the events to CSV
-    showGraph?: Function; // function to render or display graphs using libraries like Chart.js for visual representation of logged events
-    hideGraph?: Function; //function to hind the graph popup
+declare global {
+  interface Window {
+    startTimer: () => void;
+    stopTimer: () => void;
+    logEvent: (eventName: string) => void;
+    resetSystem: () => void;
+    setPlan: () => void;
+    navigateTemp: (direction: number) => void;
+    logTemp: (temp: number) => void;
+    exportCSV: () => void;
+    showGraph: () => void;
+    hideGraph: () => void;
+  }
 }
 
 
@@ -149,8 +150,26 @@ function updateLog(): void {
     `).join("");
 }
 
+// src/roast.ts
+
+/**
+ * Generates an array of CSV strings line by line from log data.
+ */
+function createCSVData(): string[] {
+  const header = "Time,Event,Temperature";
+  const logEntries = log.map(entry => `${entry.time},${entry.event}${entry.temp !== null ? `,${entry.temp}` : ''}`);
+  return [header].concat(logEntries);
+}
+
+/**
+ * Creates CSV format content as a single string from the array returned by createCSVData().
+ */
+function generateCSVContent(): string {
+  return createCSVData().join("\n");
+}
+
 function exportCSV(): void {
-    const csvContent = "Time,Event,Temperature\n" + log.map(entry => `${entry.time},${entry.event},${entry.temp !== null ? entry.temp : ''}`).join("\n");
+    const csvContent = generateCSVContent();
     const blob = new Blob([csvContent], { type: "text/csv;charset=utf-8;" });
     const link = document.createElement("a");
     link.setAttribute("href", URL.createObjectURL(blob));
@@ -164,7 +183,7 @@ function exportCSV(): void {
 function showGraph(): void {
     const graphContainer = document.getElementById("graph-container");
     if (graphContainer) {
-        loadGraph(null);
+        loadGraph(createCSVData());
         graphContainer.classList.remove("hidden");
         graphContainer.classList.add("graph-display-flex");
     }
@@ -190,4 +209,6 @@ if (typeof window !== 'undefined') {
     window.exportCSV = exportCSV;
     window.showGraph = showGraph;
     window.hideGraph = hideGraph;
-}
\ No newline at end of file
+}
+
+export {};
\ No newline at end of file