From e0964bbc4f66e7d193abd249213c9cf762fd0294 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 30 Dec 2020 15:37:39 +0800
Subject: import(life): ...

---
 works/life/cpp-practicum/Book.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 works/life/cpp-practicum/Book.cpp

(limited to 'works/life/cpp-practicum/Book.cpp')

diff --git a/works/life/cpp-practicum/Book.cpp b/works/life/cpp-practicum/Book.cpp
new file mode 100644
index 0000000..bf67d7c
--- /dev/null
+++ b/works/life/cpp-practicum/Book.cpp
@@ -0,0 +1,36 @@
+#include "Book.hpp"
+
+#include <QString>
+
+QTextStream &operator>>(QTextStream &left, Book &right) {
+  auto line = left.readLine();
+
+  auto fields = line.split(QChar('|'));
+
+  if (fields.size() != 6) {
+    throw SerializationException("The line has not 6 parts.");
+  }
+
+  right.SetIsbn(fields[0].toStdU16String());
+  right.SetTitle(fields[1].toStdU16String());
+  right.SetType(fields[2].toStdU16String());
+  right.SetAuthor(fields[3].toStdU16String());
+  right.SetPress(fields[4].toStdU16String());
+
+  bool ok;
+  auto stock_count = fields[5].toInt(&ok);
+  if (!ok) {
+    throw SerializationException("Part 6 is not a number.");
+  }
+
+  right.SetStockCount(stock_count);
+
+  return left;
+}
+
+QTextStream &operator<<(QTextStream &left, const Book &right) {
+  left << right.GetIsbn() << '|' << right.GetTitle() << '|' << right.GetType()
+       << '|' << right.GetAuthor() << '|' << right.GetPress() << '|'
+       << right.GetStockCount();
+  return left;
+}
-- 
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