/// <summary>
/// Class for a workspace. This is a data structure tha contains blocks.
/// There is no UI,and can be created headlessly.
/// </summary>
public Workspace(WorkspaceOptions options = null, string optId = null)
{
if (string.IsNullOrEmpty(optId))
{
Id = Utils.GenUid();
}
else
{
Id = optId;
}
if (mWorkspaceDB.ContainsKey(Id))
{
mWorkspaceDB[Id] = this;
Debug.LogWarning("Already contains workspace id:" + Id);
}
else
{
mWorkspaceDB.Add(Id, this);
}
Options = options ?? new WorkspaceOptions();
TopBlocks = new List <Block>();
BlockDB = new Dictionary <string, Block>();
VariableMap = new VariableMap(this);
ConnectionDBList = ConnectionDB.Build();
ProcedureDB = new ProcedureDB(this);
}
private object Procedure_DefReturn(Block block)
{
string funcName = Lua.VariableNames.GetName(block.GetFieldValue("NAME"), Define.PROCEDURE_CATEGORY_NAME);
string branch = Lua.Generator.StatementToCode(block, "STACK", "");
string returnValue = Lua.Generator.ValueToCode(block, "RETURN", Lua.ORDER_NONE);
if (!string.IsNullOrEmpty(returnValue))
{
returnValue = " return " + returnValue + "\n";
}
StringBuilder argumentSB = new StringBuilder();
List <string> arguments = ProcedureDB.GetProcedureArguments(block);
for (int i = 0; i < arguments.Count; i++)
{
argumentSB.Append(Lua.VariableNames.GetName(arguments[i], Define.VARIABLE_CATEGORY_NAME));
if (i < arguments.Count - 1)
{
argumentSB.Append(", ");
}
}
string code = string.Format("function {0}({1})\n{2}{3}end\n", funcName, argumentSB.ToString(), branch, returnValue);
code = Lua.Generator.Scrub(block, code);
// Add % so as not to collide with helper functions in definitions list.
Lua.Generator.AddFunction('%' + funcName, code);
return(null);
}
/// <summary>
/// coroutine run code for workspace
/// todo: execute topblocks in order or synchronously
/// </summary>
IEnumerator RunWorkspace(Workspace workspace)
{
//traverse all blocks in the workspace and run code for the blocks
List <Block> blocks = workspace.GetTopBlocks(true);
foreach (Block block in blocks)
{
//exclude the procedure definition blocks
if (ProcedureDB.IsDefinition(block))
{
continue;
}
yield return(RunBlock(block));
}
mRunningProcess = null;
CSharp.Interpreter.FireUpdate(new InterpreterUpdateState(InterpreterUpdateState.Stop));
}
private CodeStruct Procedure_CallReturn(Block block)
{
// Call a procedure with a return value.
string funcName = Lua.VariableNames.GetName(block.GetFieldValue("NAME"), Define.PROCEDURE_CATEGORY_NAME);
StringBuilder argumentSB = new StringBuilder();
List <string> arguments = ProcedureDB.GetProcedureArguments(block);
for (int i = 0; i < arguments.Count; i++)
{
argumentSB.Append(Lua.Generator.ValueToCode(block, "ARG" + i, Lua.ORDER_NONE, "nil"));
if (i < arguments.Count - 1)
{
argumentSB.Append(", ");
}
}
string code = string.Format("{0}({1})", funcName, argumentSB.ToString());
return(new CodeStruct(code, Lua.ORDER_HIGH));
}
