From 48784010adad0bfc957f39a254244f369aae26b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=9D=E7=91=AA=E8=B2=93?= <imacat@mail.imacat.idv.tw>
Date: Mon, 9 Mar 2026 13:55:45 +0800
Subject: [PATCH] Fix chart data issues: 24-hour format, Y-axis bounds,
 rounding modes

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 src/module/setChartData.js | 6 ++++--
 src/stores/allMapData.ts   | 4 ++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/module/setChartData.js b/src/module/setChartData.js
index d803c95..99256ea 100644
--- a/src/module/setChartData.js
+++ b/src/module/setChartData.js
@@ -58,6 +58,7 @@ export function setLineChartData(baseData, xMax, xMin, isPercent, yMax, yMin) {
  * @returns {number} The extrapolated and clamped Y minimum value.
  */
 function calculateYMin(baseData, isPercent, yMin, yMax) {
+  if (baseData.length < 2) return yMin;
   let a = 0;
   let c = 1;
   let d = baseData[0].y;
@@ -77,6 +78,7 @@ function calculateYMin(baseData, isPercent, yMin, yMax) {
  * @returns {number} The extrapolated and clamped Y maximum value.
  */
 function calculateYMax(baseData, isPercent, yMin, yMax) {
+  if (baseData.length < 10) return yMax;
   let ma = 9;
   let mb = baseData[8].y;
   let mc = 10;
@@ -119,12 +121,12 @@ function clampValue(value, isPercent, min, max) {
  * @param {Array<{x: string, y: number}>} baseData - The data points from
  *   the backend with ISO timestamp x values.
  * @returns {Array<{x: string, y: number}>} Data with x values formatted
- *   as "YYYY/M/D hh:mm:ss".
+ *   as "YYYY/M/D HH:mm:ss".
  */
 export function setBarChartData(baseData) {
   let data = baseData.map((i) => {
     return {
-      x: getMoment(i.x).format("YYYY/M/D hh:mm:ss"),
+      x: getMoment(i.x).format("YYYY/M/D HH:mm:ss"),
       y: i.y,
     };
   });
diff --git a/src/stores/allMapData.ts b/src/stores/allMapData.ts
index b22ea44..01ef5f6 100644
--- a/src/stores/allMapData.ts
+++ b/src/stores/allMapData.ts
@@ -140,11 +140,11 @@ export const useAllMapDataStore = defineStore("allMapDataStore", {
             case "float":
               copy.min =
                 copy.min !== null
-                  ? Number(new Decimal(copy.min).toFixed(2, 1))
+                  ? Number(new Decimal(copy.min).toFixed(2, 3))
                   : null;
               copy.max =
                 copy.max !== null
-                  ? Number(new Decimal(copy.max).toFixed(2, 0))
+                  ? Number(new Decimal(copy.max).toFixed(2, 2))
                   : null;
               break;
             default: