From 67aa8b642a7140f736adc5da607914148ba77b5f Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Sun, 23 Jul 2023 23:46:17 +0800
Subject: [PATCH] :art: Attribute View date column calculate
 https://github.com/siyuan-note/siyuan/issues/8757

---
 kernel/av/av.go    | 11 +++++++++--
 kernel/av/table.go |  2 +-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/kernel/av/av.go b/kernel/av/av.go
index d2601ed83..8f8bb09ad 100644
--- a/kernel/av/av.go
+++ b/kernel/av/av.go
@@ -177,15 +177,22 @@ type ValueDate struct {
 type DateFormat string
 
 const (
-	DateFormatNone DateFormat = ""
+	DateFormatNone     DateFormat = ""
+	DateFormatDuration DateFormat = "duration"
 )
 
 func NewFormattedValueDate(content int64, format DateFormat) (ret *ValueDate) {
+	formatted := time.UnixMilli(content).Format("2006-01-02 15:04")
+	switch format {
+	case DateFormatNone:
+	case DateFormatDuration:
+		formatted = time.Duration(content).String()
+	}
 	ret = &ValueDate{
 		Content:          content,
 		Content2:         0,
 		HasEndDate:       false,
-		FormattedContent: time.UnixMilli(content).Format("2006-01-02 15:04"),
+		FormattedContent: formatted,
 	}
 	return
 }
diff --git a/kernel/av/table.go b/kernel/av/table.go
index 2d43a32e1..ee061fd2f 100644
--- a/kernel/av/table.go
+++ b/kernel/av/table.go
@@ -602,7 +602,7 @@ func (table *Table) calcColDate(col *TableColumn, colIndex int) {
 			}
 		}
 		if 0 != earliest && 0 != latest {
-			col.Calc.Result = &Value{Date: NewFormattedValueDate(latest-earliest, DateFormatNone)}
+			col.Calc.Result = &Value{Date: NewFormattedValueDate(latest-earliest, DateFormatDuration)}
 		}
 	}
 }