增加查询指定等级的升级经验功能

maplebot/bots.go

@@ -99,6 +99,15 @@ func handleGroupMessage(message *GroupMessage) bool {
 			} else if text.Text == "升级经验" {
 				sendGroupMessage(message, calculateLevelExp()...)
 				return true
+			} else if strings.HasPrefix(text.Text, "升级经验 ") {
+				content := strings.TrimSpace(text.Text[len("升级经验"):])
+				parts := strings.SplitN(content, " ", 2)
+				if len(parts) == 2 {
+					start, _ := strconv.Atoi(parts[0])
+					end, _ := strconv.Atoi(parts[1])
+					sendGroupMessage(message, calculateExpBetweenLevel(int64(start), int64(end))...)
+				}
+				return true
 			} else if text.Text == "爆炸次数" || strings.HasPrefix(text.Text, "爆炸次数 ") {
 				sendGroupMessage(message, calculateBoomCount(text.Text[len("爆炸次数"):])...)
 				return true

maplebot/level_exp.go

@@ -10,6 +10,32 @@ import (
 	"strconv"
 )
 
+func calculateExpBetweenLevel(start, end int64) MessageChain {
+	if start < 1 || end > 300 || start >= end {
+		return nil
+	}
+	var exp int64
+	for i := start; i < end; i++ {
+		exp += int64(levelExpData.GetFloat64(fmt.Sprintf("data.%d", i)))
+	}
+	var s string
+	switch {
+	case exp < 1000:
+		s = fmt.Sprintf("%d", exp)
+	case exp < 1000000:
+		s = fmt.Sprintf("%.2fK", float64(exp)/1000)
+	case exp < 1000000000:
+		s = fmt.Sprintf("%.2fM", float64(exp)/1000000)
+	case exp < 1000000000000:
+		s = fmt.Sprintf("%.2fB", float64(exp)/1000000000)
+	case exp < 1000000000000000:
+		s = fmt.Sprintf("%.2fT", float64(exp)/1000000000000)
+	default:
+		s = fmt.Sprintf("%.2fQ", float64(exp)/1000000000000000)
+	}
+	return MessageChain{&Text{Text: fmt.Sprintf("从%d级到%d级需要经验：%s", start, end, s)}}
+}
+
 func calculateLevelExp() MessageChain {
 	labels := make([]string, 0, 100)
 	values := [][]float64{make([]float64, 0, 100)}