public static int OJCompareTo(this object obj1, OJContext context, object obj2)
{
obj1 = obj1.OJGetValue(context);
obj2 = obj2.OJGetValue(context);
if (obj1 == obj2)
{
return(0);
}
if (obj1 is IComparable cmpValue1 && obj2 is IComparable cmpValue2)
{
try
{
return(cmpValue1.CompareTo(cmpValue2));
}
catch (Exception)
{
throw new RuntimeException("比较操作作用于两个不同类型的元素了！");
}
}
if (obj1.GetType() == obj2.GetType())
{
return(1);
}
throw new RuntimeException("比较操作作用于不能进行比较的元素了！");
}
public TestCaseListProvider(Workspace workspace, OJContext context, int problemId, bool isSample)
{
_workspace = workspace;
_context = context;
_problemId = problemId;
_isSample = isSample;
}
public ProblemProvider(Workspace workspace, OJContext context, Problem problem)
{
_workspace = workspace;
_context = context;
_problem = problem;
Samples = new TestCaseListProvider(_workspace, _context, _problem.Id, true);
Tests = new TestCaseListProvider(_workspace, _context, _problem.Id, false);
}
public static object OJGetValue(this object obj, OJContext context)
{
if (obj is Block block)
{
obj = block.GetValue();
}
while (obj is IOJMethod method)
{
obj = method.Invoke(context);
}
return(obj);
}
public Workspace(OJContext context, WorkspaceStartup startup)
{
_context = context;
FileStoreRoot = startup.FileStoreRoot;
TestCaseStoreRoot = Path.Join(FileStoreRoot, PD_Tests);
SubmissionStoreRoot = Path.Join(FileStoreRoot, PD_Submissions);
Problems = new ProblemListProvider(this, _context);
Submissions = new SubmissionListProvider(this, _context);
Users = new UserListProvider(this, _context);
Roles = new RoleListProvider(this, _context);
Statistics = new StatisticProvider(this, _context);
}
public object Invoke(OJContext context, params object[] args)
{
if (token.type == TokenType.Sub)
{
int value = obj.OJToInt(context);
return(-value);
}
else if (token.type == TokenType.Not)
{
bool boolValue = obj.OJToBool(context);
return(!boolValue);
}
return(null);
}
/// <summary>
/// stmt当作oj函数调用
/// 当stmt是映射时，需要提供args参数
/// </summary>
/// <param name="context"></param>
/// <param name="args"></param>
/// <returns></returns>
public object Invoke(OJContext context, params object[] args)
{
if (isRemaped)
{
if (args.Length != this.args.Count)
{
throw new RuntimeException($"{Name}参数个数不匹配：需要{this.args.Count}个 提供了{args.Length}个");
}
for (int i = 0; i < args.Length; i++)
{
this.args[i].SetValue(args[i]);
}
}
return(method.Invoke(context, this.args.ToArray()));
}
public object Invoke(OJContext context, params object[] args)
{
//localVar.Clear();
if (FinalType == FinalReturnType.OJMethod)
{
return(method.Invoke(context));
}
object returnValue = null;
foreach (var stmt in stmts)
{
returnValue = stmt.Invoke(context, args);
}
return(returnValue);
}
public static bool OJToBool(this object obj, OJContext context)
{
obj = obj.OJGetValue(context);
if (obj is bool boolValue)
{
return(boolValue);
}
if (obj is int intValue)
{
if (intValue == 0)
{
return(false);
}
return(true);
}
return(false);
}
public static int OJToInt(this object obj, OJContext context)
{
obj = obj.OJGetValue(context);
if (obj is int intValue)
{
return(intValue);
}
if (obj is bool boolValue)
{
if (boolValue)
{
return(1);
}
return(0);
}
return(0);
}
public StatisticProvider(Workspace workspace, OJContext context)
{
_workspace = workspace;
_context = context;
}
public UserProvider(Workspace workspace, OJContext context, User user)
{
_workspace = workspace;
_context = context;
_user = user;
}
public object Invoke(OJContext context, params object[] args)
{
switch (token.type)
{
case TokenType.Add:
{
var leftValue = left.OJToInt(context);
var rightValue = right.OJToInt(context);
return(leftValue + rightValue);
}
case TokenType.Sub:
{
var leftValue = left.OJToInt(context);
var rightValue = right.OJToInt(context);
return(leftValue - rightValue);
}
case TokenType.Mul:
{
var leftValue = left.OJToInt(context);
var rightValue = right.OJToInt(context);
return(leftValue * rightValue);
}
case TokenType.Div:
{
var leftValue = left.OJToInt(context);
var rightValue = right.OJToInt(context);
if (rightValue == 0)
{
throw new RuntimeException("0不能当作除数");
}
return(leftValue / rightValue);
}
case TokenType.And:
{
var leftValue = left.OJToBool(context);
if (!leftValue)
{
return(false);
}
return(right.OJToBool(context));
}
case TokenType.Or:
{
var leftValue = left.OJToBool(context);
if (leftValue)
{
return(true);
}
return(right.OJToBool(context));
}
case TokenType.Cmp:
{
int cmp = left.OJCompareTo(context, right);
if (cmp == 0)
{
if (token.value == "==" || token.value == "<=" || token.value == ">=")
{
return(true);
}
return(false);
}
else if (cmp > 0)
{
if (token.value == ">" || token.value == ">=" || token.value == "!=")
{
return(true);
}
return(false);
}
else // if (cmp < 0)
{
if (token.value == "<" || token.value == "<=" || token.value == "!=")
{
return(true);
}
return(false);
}
}
}
return(null);
}
public SubmissionListProvider(Workspace workspace, OJContext context)
{
_workspace = workspace;
_context = context;
}
public RoleProvider(Workspace workspace, OJContext context, Role role)
{
_workspace = workspace;
_context = context;
_role = role;
}
public ProblemListProvider(Workspace workspace, OJContext context)
{
_workspace = workspace;
_context = context;
}
public TestCaseProvider(Workspace workspace, OJContext context, TestCase testcase)
{
_workspace = workspace;
_context = context;
_testcase = testcase;
}
public SubmissionProvider(Workspace workspace, OJContext context, Submission submission)
{
_workspace = workspace;
_context = context;
_submission = submission;
}
