From e9d2db30239eeaa0f6ed6cd2c45d624cfdd938da Mon Sep 17 00:00:00 2001
From: Luther Wen Xu <lutherchanpublic+git@gmail.com>
Date: Fri, 13 Dec 2019 18:48:51 +0800
Subject: [PATCH] modules/level: Make total number of levels flexible

---
 modules/level/level.go | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/modules/level/level.go b/modules/level/level.go
index e303b13..e2fe097 100644
--- a/modules/level/level.go
+++ b/modules/level/level.go
@@ -5,12 +5,13 @@ import (
 	"math"
 
 	"PermissionGacha/db"
+	"PermissionGacha/modules/config"
 )
 
-var levelUpRequirementCache [30]int
+var levelUpRequirementCache = make([]int, len(config.LevelRoles))
 
 func init() {
-	for i := 1; i <= 30; i++ {
+	for i := 1; i <= len(config.LevelRoles); i++ {
 		//Constructed on Desmos:
 		//y=2^{\frac{x}{2}}+.1x^{2}+1.2x-1
 		fi := float64(i)
@@ -34,7 +35,7 @@ func GetLevelUpRequirement(level int) int {
 	if level == 1 {
 		return levelUpRequirementCache[0]
 	}
-	if level > len(levelUpRequirementCache) {
+	if level > len(config.LevelRoles) {
 		return levelUpRequirementCache[len(levelUpRequirementCache)-1]
 	}
 	return levelUpRequirementCache[level-1] - levelUpRequirementCache[level-2]
@@ -44,10 +45,10 @@ func ConvertXPIntoLevel(xp int) (int, int) {
 	if xp < levelUpRequirementCache[0] {
 		return 1, xp
 	}
-	for i := 0; i < 30; i++ {
+	for i := 0; i < len(config.LevelRoles); i++ {
 		if levelUpRequirementCache[i] > xp {
 			return i + 1, xp - levelUpRequirementCache[i-1]
 		}
 	}
-	return 30, xp - levelUpRequirementCache[29]
+	return len(config.LevelRoles), xp - levelUpRequirementCache[len(config.LevelRoles)-1]
 }