From e7ef3f208c109357538b1f68af10bcd78db95c95 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Fri, 8 Apr 2022 22:30:12 -0700
Subject: Changeset: 3 More work

---
 source/Player.cpp | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'source/Player.cpp')

diff --git a/source/Player.cpp b/source/Player.cpp
index 6575820..2fa8d0d 100644
--- a/source/Player.cpp
+++ b/source/Player.cpp
@@ -1,5 +1,11 @@
 #include "Player.hpp"
 
+#include "AppConfig.hpp"
+#include "Utils.hpp"
+
+#include <cstdio>
+#include <cstdlib>
+
 // Keep the same number as # of fields in `struct {}` in PlayerKeyBinds
 constexpr int kPlayerKeyBindCount = 4;
 
@@ -11,10 +17,17 @@ std::span<bool> PlayerKeyBinds::GetKeyStatusArray() {
 	return { &pressedLeft, kPlayerKeyBindCount };
 }
 
+Player::Player(GameWorld* world, int id)
+	: GameObject(world)
+	, mId{ id } {
+}
+
 void Player::Awaken() {
+	LoadFromFile();
 }
 
 void Player::Resleep() {
+	SaveToFile();
 }
 
 void Player::Update() {
@@ -48,3 +61,40 @@ void Player::HandleKeyInput(int key, int action) {
 		}
 	}
 }
+
+#pragma macro_push("PLAYERKEYBINDS_DO_IO")
+#undef PLAYERKEYBINDS_DO_IO
+#define PLAYERKEYBINDS_DO_IO(function, fieldPrefix)              \
+	function(file, "left=%d\n", fieldPrefix keybinds.keyLeft);   \
+	function(file, "right=%d\n", fieldPrefix keybinds.keyRight); \
+	function(file, "jump=%d\n", fieldPrefix keybinds.keyJump);   \
+	function(file, "attack=%d\n", fieldPrefix keybinds.keyAttack);
+
+static FILE* OpenPlayerConfigFile(Player* player, Utils::IoMode mode) {
+	char path[512];
+	snprintf(path, sizeof(path), "%s/player%d.txt", AppConfig::dataDir.c_str(), player->GetId());
+
+	return Utils::OpenCstdioFile(path, mode);
+}
+
+bool Player::LoadFromFile() {
+	auto file = OpenPlayerConfigFile(this, Utils::Read);
+	if (!file) return false;
+
+	// TODO input validation
+	PLAYERKEYBINDS_DO_IO(fscanf, &);
+
+	fclose(file);
+	return true;
+}
+
+bool Player::SaveToFile() {
+	auto file = OpenPlayerConfigFile(this, Utils::WriteTruncate);
+	if (!file) return false;
+
+	PLAYERKEYBINDS_DO_IO(fprintf, );
+
+	fclose(file);
+	return true;
+}
+#pragma macro_pop("PLAYERKEYBINDS_DO_IO")
-- 
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