/++
  Author: Aziz Köksal
  License: GPL2
+/
module Declarations;
import Expressions;
import Types;
import Statements;

class Declaration
{
  bool hasDefinition;
  this(bool hasDefinition)
  {
    this.hasDefinition = hasDefinition;
  }
}

alias string[] ModuleName; // Identifier(.Identifier)*

class ModuleDeclaration : Declaration
{
  ModuleName moduleName; // module name sits at end of array
  this(ModuleName moduleName)
  {
    super(false);
    this.moduleName = moduleName;
  }
}

class ImportDeclaration : Declaration
{
  ModuleName[] moduleNames;
  string[] moduleAliases;
  string[] bindNames;
  string[] bindAliases;
  this(ModuleName[] moduleNames, string[] moduleAliases, string[] bindNames, string[] bindAliases)
  {
    super(false);
    this.moduleNames = moduleNames;
    this.moduleAliases = moduleAliases;
    this.bindNames = bindNames;
    this.bindAliases = bindAliases;
  }
}

class EnumDeclaration : Declaration
{
  string name;
  Type baseType;
  string[] members;
  Expression[] values;
  this(string name, Type baseType, string[] members, Expression[] values, bool hasDefinition)
  {
    super(hasDefinition);
    this.name = name;
    this.baseType = baseType;
    this.members = members;
    this.values = values;
  }
}

enum Protection
{
  None,
  Private   = 1,
  Protected = 1<<1,
  Package   = 1<<2,
  Public    = 1<<3
}

class BaseClass
{
  Protection prot;
  string name;
  this(Protection prot, string name)
  {
    this.prot = prot;
    this.name = name;
  }
}

class ClassDeclaration : Declaration
{
  string name;
  BaseClass[] bases;
  Declaration[] decls;
  this(string name, BaseClass[] bases, Declaration[] decls, bool hasDefinition)
  {
    super(hasDefinition);
    this.name = name;
    this.bases = bases;
    this.decls = decls;
  }
}

class InterfaceDeclaration : Declaration
{
  string name;
  BaseClass[] bases;
  Declaration[] decls;
  this(string name, BaseClass[] bases, Declaration[] decls, bool hasDefinition)
  {
    super(hasDefinition);
    this.name = name;
    this.bases = bases;
    this.decls = decls;
  }
}

class StructDeclaration : Declaration
{
  string name;
  Declaration[] decls;
  this(string name, Declaration[] decls, bool hasDefinition)
  {
    super(hasDefinition);
    this.name = name;
    this.decls = decls;
  }
}

class UnionDeclaration : Declaration
{
  string name;
  Declaration[] decls;
  this(string name, Declaration[] decls, bool hasDefinition)
  {
    super(hasDefinition);
    this.name = name;
    this.decls = decls;
  }
}

class ConstructorDeclaration : Declaration
{
  Parameters parameters;
  Statement[] statements;
  this(Parameters parameters, Statement[] statements)
  {
    super(true);
    this.parameters = parameters;
    this.statements = statements;
  }
}