From 74426e4bd3e97060f06b2cb451a38042b5634abc Mon Sep 17 00:00:00 2001
From: lyon <liang6516@outlook.com>
Date: Mon, 13 Dec 2021 21:32:45 +0800
Subject: [PATCH] add PikaStdData

---
 package/PikaStdData/PikaStdData.py     | 17 +++++++++++++
 package/PikaStdData/PikaStdData_List.c | 35 ++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 package/PikaStdData/PikaStdData.py
 create mode 100644 package/PikaStdData/PikaStdData_List.c

diff --git a/package/PikaStdData/PikaStdData.py b/package/PikaStdData/PikaStdData.py
new file mode 100644
index 000000000..8f227d9c1
--- /dev/null
+++ b/package/PikaStdData/PikaStdData.py
@@ -0,0 +1,17 @@
+from PikaObj import *
+
+class List(TinyObj):
+    def init():
+        pass
+
+    def append(arg: any):
+        pass
+
+    def get(i: int) -> any:
+        pass
+
+    def set(i: int, arg: any):
+        pass
+
+    def len() -> int:
+        pass
\ No newline at end of file
diff --git a/package/PikaStdData/PikaStdData_List.c b/package/PikaStdData/PikaStdData_List.c
new file mode 100644
index 000000000..407594dea
--- /dev/null
+++ b/package/PikaStdData/PikaStdData_List.c
@@ -0,0 +1,35 @@
+#include "PikaStdData_List.h"
+
+void PikaStdData_List_append(PikaObj* self, Arg* arg) {
+    int top = obj_getInt(self, "top");
+    char buff[11];
+    char* topStr = fast_itoa(buff, top);
+    obj_setArg(self, topStr, arg);
+    /* top++ */
+    obj_setInt(self, "top", top + 1);
+}
+
+int PikaStdData_List_len(PikaObj* self) {
+    return obj_getInt(self, "top");
+}
+
+Arg* PikaStdData_List_get(PikaObj* self, int i) {
+    char buff[11];
+    char* index = fast_itoa(buff, i);
+    return arg_copy(obj_getArg(self, index));
+}
+void PikaStdData_List___init__(PikaObj* self) {
+    /* set top index for append */
+    obj_setInt(self, "top", 0);
+}
+
+void PikaStdData_List_set(PikaObj* self, Arg* arg, int i) {
+    char buff[11];
+    char* i_str = fast_itoa(buff, i);
+    int top = obj_getInt(self, "top");
+    if (i > top) {
+        obj_setErrorCode(self, 1);
+        obj_setSysOut(self, "[error]: index exceeded lengh of list.");
+    }
+    obj_setArg(self, i_str, arg);
+}