From ab11a20e2ecb3b9003ee9d2079b6daf1070bf301 Mon Sep 17 00:00:00 2001
From: ulleo <ulleo.wang@gmail.com>
Date: Tue, 29 Jul 2025 15:49:17 +0800
Subject: [PATCH] feat: bar column label position

---
 frontend/src/views/chat/component/charts/Bar.ts    | 6 ++++++
 frontend/src/views/chat/component/charts/Column.ts | 7 ++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/frontend/src/views/chat/component/charts/Bar.ts b/frontend/src/views/chat/component/charts/Bar.ts
index f54fece9..d78c8e38 100644
--- a/frontend/src/views/chat/component/charts/Bar.ts
+++ b/frontend/src/views/chat/component/charts/Bar.ts
@@ -113,6 +113,12 @@ export class Bar extends BaseG2Chart {
             }
             return `${value}${_data.isPercent ? '%' : ''}`
           },
+          position: (data: any) => {
+            if (data[y[0].value] < 0) {
+              return 'left'
+            }
+            return 'right'
+          },
           transform: [
             { type: 'contrastReverse' },
             { type: 'exceedAdjust' },
diff --git a/frontend/src/views/chat/component/charts/Column.ts b/frontend/src/views/chat/component/charts/Column.ts
index ad437abb..0159f81d 100644
--- a/frontend/src/views/chat/component/charts/Column.ts
+++ b/frontend/src/views/chat/component/charts/Column.ts
@@ -102,7 +102,12 @@ export class Column extends BaseG2Chart {
             }
             return `${value}${_data.isPercent ? '%' : ''}`
           },
-          position: 'top',
+          position: (data: any) => {
+            if (data[y[0].value] < 0) {
+              return 'bottom'
+            }
+            return 'top'
+          },
           transform: [
             { type: 'contrastReverse' },
             { type: 'exceedAdjust' },