change private(set) to let

Author: 須藤将史

StudyplusSDK/StudyplusRecord.swift

@@ -59,27 +59,27 @@ public struct StudyplusRecord {
      The seconds of the learning.
      勉強した時間（秒数）です。
      */
-    public private(set) var duration: Double
+    public let duration: Double
 
     /**
      The date and time of learning.
      勉強した日時です。
      */
-    public private(set) var recordedAt: Date
+    public let recordedAt: Date
 
     /**
      The amount of learning.
      勉強した量です。
 
      see StudyplusRecordAmount
      */
-     public private(set) var amount: StudyplusRecordAmount?
+     public let amount: StudyplusRecordAmount?
 
     /**
      The comment of learning.
      勉強に関するコメントです。
      */
-     public private(set) var comment: String?
+     public let comment: String?
 
     /// Initialize StudyplusRecord object.
     ///

StudyplusSDK/StudyplusRecordAmount.swift

@@ -38,14 +38,14 @@ public struct StudyplusRecordAmount {
 
      学習量
      */
-    public private(set) var amount: UInt?
+    public let amount: UInt?
 
     /**
      Range of learning amount.
 
      学習範囲
      */
-    public private(set) var range: (from: UInt, to: UInt)?
+    public let range: (from: UInt, to: UInt)?
 
     /// Initialize the Amount object with only the total amount of learning.
     ///
@@ -54,6 +54,7 @@ public struct StudyplusRecordAmount {
     /// - Parameter amount: learning amount. 学習量。
     public init(amount: UInt) {
         self.amount = amount
+        self.range = nil
     }
 
     /// Initialize the Amount object with a range of learning amount.
@@ -67,6 +68,7 @@ public struct StudyplusRecordAmount {
            return nil
         }
 
+        self.amount = nil
         self.range = range
     }