nuevo dash

2026-03-31 16:57:26 -03:00
parent b4a0dfae24
commit 5467427a08
9 changed files with 820 additions and 732 deletions
@@ -0,0 +1,47 @@
+/**
+ * js/charts.js
+ * Encargado de instanciar, dibujar y destruir gráficos de Chart.js
+ */
+
+const COLORS = [
+  '#0052cc','#36b37e','#ff5630','#6554c0','#ff8b00',
+  '#00b8d9','#57d9a3','#f99cdb','#8777d9','#344563',
+  '#403294','#00875a','#de350b','#505f79','#42526e',
+];
+
+export const chartsManager = {
+  instances: {},
+  _peopleOrder: [],
+
+  personColor(name) {
+    let idx = this._peopleOrder.indexOf(name);
+    if (idx < 0) { 
+      this._peopleOrder.push(name); 
+      idx = this._peopleOrder.length - 1; 
+    }
+    return COLORS[idx % COLORS.length];
+  },
+
+  destroyChart(id) {
+    if (this.instances[id]) {
+      this.instances[id].destroy();
+      delete this.instances[id];
+    }
+  },
+
+  drawBarChart(id, canvasId, labels, datasets, options = {}) {
+    this.destroyChart(id);
+    const ctx = document.getElementById(canvasId);
+    if (!ctx) return;
+
+    this.instances[id] = new Chart(ctx, {
+      type: 'bar',
+      data: { labels, datasets },
+      options: {
+        responsive: true,
+        maintainAspectRatio: false,
+        ...options,
+      }
+    });
+  }
+};