From 1c4cbd84e5b81d250f6b6592ace8d3fa7cf7d19e Mon Sep 17 00:00:00 2001
From: simonkoson <28867558@qq.com>
Date: Fri, 3 Jul 2026 10:17:52 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E6=8F=90=E5=8F=96=E6=94=B6?=
 =?UTF-8?q?=E8=A7=86=E9=A2=9C=E8=89=B2=E5=87=BD=E6=95=B0=E5=88=B0=E5=85=AC?=
 =?UTF-8?q?=E5=85=B1=20utils?=
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---
 frontend/src/pages/Dashboard/Dashboard.jsx | 31 +--------------
 frontend/src/utils/ratingColors.js         | 44 ++++++++++++++++++++++
 2 files changed, 45 insertions(+), 30 deletions(-)
 create mode 100644 frontend/src/utils/ratingColors.js

diff --git a/frontend/src/pages/Dashboard/Dashboard.jsx b/frontend/src/pages/Dashboard/Dashboard.jsx
index 2e7bbdf..843cdd7 100644
--- a/frontend/src/pages/Dashboard/Dashboard.jsx
+++ b/frontend/src/pages/Dashboard/Dashboard.jsx
@@ -14,39 +14,10 @@ import useAuthStore from '../../stores/authStore'
 import { listEpisodes } from '../../services/episodeService'
 import { listTargets } from '../../services/yearlyTargetService'
 import { getCurrentCover, getUpcomingSchedules } from '../../services/dashboardService'
+import { getShareColor, getColorLabel } from '../../utils/ratingColors'
 import ChangeCoverModal from './ChangeCoverModal'
 import './Dashboard.css'
 
-/**
- * 收视份额颜色判定（极易写反，禁止凭直觉）：
- *   audience_share > stretch_target → 🔴 红（优秀）
- *   base_target ≤ audience_share ≤ stretch_target → 🔵 蓝（达标）
- *   audience_share < base_target → 🟢 绿（待提升）
- * 判色取该期 air_date 所属年份的 yearly_targets 行（不是当前年）。
- */
-function getShareColor(share, targets, airYear) {
-  const n = Number(share)
-  const target = (targets || []).find(t => Number(t.year) === Number(airYear))
-  if (!target) return '#999'
-  if (isNaN(n)) return '#999'
-  const stretch = Number(target.stretch_target)
-  const base = Number(target.base_target)
-  if (n > stretch) return '#c0584f'   // 红=超过摸高目标（优秀）
-  if (n >= base) return '#5b8db8'     // 蓝=未达摸高目标（达标）
-  return '#7aa874'                    // 绿=未达基础目标（待提升）
-}
-
-function getColorLabel(share, targets, airYear) {
-  const n = Number(share)
-  const target = (targets || []).find(t => Number(t.year) === Number(airYear))
-  if (!target) return '未知'
-  const stretch = Number(target.stretch_target)
-  const base = Number(target.base_target)
-  if (n > stretch) return '优秀'
-  if (n >= base) return '达标'
-  return '待提升'
-}
-
 function getBarHeight(share) {
   return Math.round((Number(share) / 1.0) * 160)
 }
diff --git a/frontend/src/utils/ratingColors.js b/frontend/src/utils/ratingColors.js
new file mode 100644
index 0000000..1c5378b
--- /dev/null
+++ b/frontend/src/utils/ratingColors.js
@@ -0,0 +1,44 @@
+/**
+ * 收视份额颜色判定（极易写反，禁止凭直觉）：
+ *   audience_share > stretch_target → 🔴 红（优秀）
+ *   base_target ≤ audience_share ≤ stretch_target → 🔵 蓝（达标）
+ *   audience_share < base_target → 🟢 绿（待提升）
+ * 判色取该期 air_date 所属年份的 yearly_targets 行（不是当前年）。
+ */
+
+/**
+ * 根据收视份额和年度目标返回对应的颜色代码
+ * @param {number|null} share - 收视份额
+ * @param {Array} targets - 年度目标数组
+ * @param {number} airYear - 播出年份
+ * @returns {string} 颜色代码
+ */
+export function getShareColor(share, targets, airYear) {
+  const n = Number(share)
+  const target = (targets || []).find(t => Number(t.year) === Number(airYear))
+  if (!target) return '#999'
+  if (isNaN(n)) return '#999'
+  const stretch = Number(target.stretch_target)
+  const base = Number(target.base_target)
+  if (n > stretch) return '#c0584f'   // 红=超过摸高目标（优秀）
+  if (n >= base) return '#5b8db8'     // 蓝=未达摸高目标（达标）
+  return '#7aa874'                    // 绿=未达基础目标（待提升）
+}
+
+/**
+ * 根据收视份额和年度目标返回颜色标签
+ * @param {number|null} share - 收视份额
+ * @param {Array} targets - 年度目标数组
+ * @param {number} airYear - 播出年份
+ * @returns {string} 颜色标签
+ */
+export function getColorLabel(share, targets, airYear) {
+  const n = Number(share)
+  const target = (targets || []).find(t => Number(t.year) === Number(airYear))
+  if (!target) return '未知'
+  const stretch = Number(target.stretch_target)
+  const base = Number(target.base_target)
+  if (n > stretch) return '优秀'
+  if (n >= base) return '达标'
+  return '待提升'
+}
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