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import * as Expressions from "../2_statements/expressions";
import {StatementNode} from "../nodes";
import {CurrentScope} from "./_current_scope";
import {IClassDefinition} from "../types/_class_definition";
import {IMethodDefinition} from "../types/_method_definition";
import {IInterfaceDefinition} from "../types/_interface_definition";
import {ClassAttribute} from "../types/class_attribute";
import {ClassConstant} from "../types/class_constant";
import {IEventDefinition} from "../types/_event_definition";
import {TypedIdentifier} from "../types/_typed_identifier";
import {Visibility} from "../4_file_information/visibility";
import {IAliases} from "../types/_aliases";
// todo, think some of the public methods can be made private
// todo: changet this class to static? for performance
export class ObjectOriented {
private readonly scope: CurrentScope;
public constructor(scope: CurrentScope) {
this.scope = scope;
}
private fromInterfaceByName(name: string, ignore: string[]): string[] {
const idef = this.scope.findInterfaceDefinition(name);
if (idef === undefined || ignore.includes(name.toUpperCase())) {
return [];
}
const ret: string[] = [name.toUpperCase()];
for (const t of idef.getTypeDefinitions().getAll()) {
const n = name + "~" + t.type.getName();
this.scope.addTypeNamed(n, t.type);
}
this.scope.addListPrefix(idef.getAttributes().getConstants(), name + "~");
this.scope.addListPrefix(idef.getAttributes().getStatic(), name + "~");
this.scope.addListPrefix(idef.getAttributes().getInstance(), name + "~");
for (const i of idef.getImplementing()) {
if (ignore.includes(i.name.toUpperCase())) {
continue;
}
ret.push(...this.fromInterfaceByName(i.name, ignore));
ignore.push(i.name.toUpperCase());
ret.push(i.name.toUpperCase());
}
return ret;
}
public addAliasedAttributes(classDefinition: IClassDefinition): void {
for (const alias of classDefinition.getAliases().getAll()) {
const comp = alias.getComponent();
const idef = this.scope.findInterfaceDefinition(comp.split("~")[0]);
if (idef) {
const found = idef.getAttributes()!.findByName(comp.split("~")[1]);
if (found) {
this.scope.addNamedIdentifier(alias.getName(), found);
}
}
}
const superName = classDefinition.getSuperClass();
if (superName !== undefined) {
const def = this.scope.findClassDefinition(superName);
if (def) {
this.addAliasedAttributes(def);
}
}
}
public addAliasedTypes(aliases: IAliases): void {
for (const alias of aliases.getAll()) {
const comp = alias.getComponent();
const idef = this.scope.findInterfaceDefinition(comp.split("~")[0]);
if (idef) {
const found = idef.getTypeDefinitions()!.getByName(comp.split("~")[1]);
if (found) {
this.scope.addTypeNamed(alias.getName(), found);
}
}
}
}
private findMethodInInterface(interfaceName: string, methodName: string):
{method: IMethodDefinition, def: IInterfaceDefinition} | undefined {
const idef = this.scope.findInterfaceDefinition(interfaceName);
if (idef) {
const methods = idef.getMethodDefinitions().getAll();
for (const method of methods) {
if (method.getName().toUpperCase() === methodName.toUpperCase()) {
return {method, def: idef};
}
}
return this.findMethodViaAlias(methodName, idef);
}
return undefined;
}
private findMethodViaAlias(methodName: string, def: IClassDefinition | IInterfaceDefinition):
{method: IMethodDefinition, def: IInterfaceDefinition} | undefined {
for (const a of def.getAliases().getAll()) {
if (a.getName().toUpperCase() === methodName.toUpperCase()) {
const comp = a.getComponent();
const res = this.findMethodInInterface(comp.split("~")[0], comp.split("~")[1]);
if (res) {
return res;
}
}
}
return undefined;
}
public findClassName(node: StatementNode): string {
if (!(node.get() instanceof Statements.ClassImplementation
|| node.get() instanceof Statements.ClassDefinition)) {
throw new Error("findClassName, unexpected node type");
}
const className = node.findFirstExpression(Expressions.ClassName);
if (className === undefined) {
throw new Error("findClassName, unexpected node type");
}
return className.getFirstToken().getStr();
}
public findInterfaces(cd: IClassDefinition | IInterfaceDefinition): readonly {name: string, partial: boolean}[] {
const ret = [...cd.getImplementing()];
for (const r of ret) {
const nested = this.scope.findInterfaceDefinition(r.name)?.getImplementing();
if (nested) {
ret.push(...nested);
}
}
const sup = cd.getSuperClass();
if (sup) {
try {
ret.push(...this.findInterfaces(this.findSuperDefinition(sup)));
} catch {
// ignore errors, they will show up as variable not found anyhow
}
}
return ret;
}
public searchEvent(
def: IClassDefinition | IInterfaceDefinition | undefined,
name: string | undefined): IEventDefinition | undefined {
if (def === undefined || name === undefined) {
return undefined;
}
const found = def.getEvents().find(e => e.getName().toUpperCase() === name?.toUpperCase());
if (found) {
return found;
}
for (const a of def.getAliases()?.getAll() || []) {
if (a.getName().toUpperCase() === name.toUpperCase()) {
const comp = a.getComponent();
const res = this.searchEvent(this.scope.findObjectDefinition(comp.split("~")[0]), comp.split("~")[1]);
if (res) {
return res;
}
}
}
const sup = def.getSuperClass();
if (sup) {
return this.searchEvent(this.findSuperDefinition(sup), name);
}
return undefined;
}
// search in via super class, interfaces and aliases
public searchAttributeName(
def: IClassDefinition | IInterfaceDefinition | undefined,
name: string | undefined): ClassAttribute | undefined {
if (def === undefined || name === undefined) {
return undefined;
}
const upper = name.toUpperCase();
for (const a of def.getAttributes().getAll()) {
if (a.getName().toUpperCase() === upper) {
return a;
}
}
for (const a of def.getAliases()?.getAll() || []) {
if (a.getName().toUpperCase() === upper) {
const comp = a.getComponent();
const res = this.searchAttributeName(this.scope.findObjectDefinition(comp.split("~")[0]), comp.split("~")[1]);
if (res) {
return res;
}
}
}
if (name.includes("~")) {
const interfaceName = upper.split("~")[0];
if (def.getImplementing().some((a) => a.name.toUpperCase() === interfaceName)) {
return this.searchAttributeName(this.scope.findInterfaceDefinition(interfaceName), name.split("~")[1]);
}
}
const sup = def.getSuperClass();
if (sup) {
return this.searchAttributeName(this.findSuperDefinition(sup), name);
}
return undefined;
}
// search in via super class, interfaces and aliases
public searchTypeName(
def: IClassDefinition | IInterfaceDefinition | undefined,
name: string | undefined): TypedIdentifier | undefined {
if (def === undefined || name === undefined) {
return undefined;
}
const search = def.getTypeDefinitions().getByName(name);
if (search) {
return search;
}
if (name.includes("~")) {
const interfaceName = name.split("~")[0];
if (def.getImplementing().some((a) => a.name.toUpperCase() === interfaceName.toUpperCase())) {
return this.searchTypeName(this.scope.findInterfaceDefinition(interfaceName), name.split("~")[1]);
}
}
const sup = def.getSuperClass();
if (sup) {
return this.searchTypeName(this.findSuperDefinition(sup), name);
}
return undefined;
}
// search in via super class, interfaces and aliases
public searchConstantName(
def: IClassDefinition | IInterfaceDefinition | undefined,
name: string | undefined): ClassConstant | undefined {
if (def === undefined || name === undefined) {
return undefined;
}
const upper = name.toUpperCase();
for (const a of def.getAttributes().getConstants()) {
if (a.getName().toUpperCase() === upper) {
return a;
}
}
for (const a of def.getAliases().getAll()) {
if (a.getName().toUpperCase() === upper) {
const comp = a.getComponent();
const res = this.searchConstantName(this.scope.findObjectDefinition(comp.split("~")[0]), comp.split("~")[1]);
if (res) {
return res;
}
}
}
if (name.includes("~")) {
const interfaceName = upper.split("~")[0];
if (def.getImplementing().some((a) => a.name.toUpperCase() === interfaceName)) {
return this.searchConstantName(this.scope.findInterfaceDefinition(interfaceName), name.split("~")[1]);
}
}
const sup = def.getSuperClass();
if (sup) {
return this.searchConstantName(this.findSuperDefinition(sup), name);
}
return undefined;
}
// search in via super class, interfaces and aliases
public searchMethodName(
def: IClassDefinition | IInterfaceDefinition | undefined,
name: string | undefined): {method: IMethodDefinition | undefined, def: IClassDefinition | IInterfaceDefinition | undefined} {
if (def === undefined || name === undefined) {
return {method: undefined, def: undefined};
}
const methodDefinition = this.findMethod(def, name);
if (methodDefinition) {
return {method: methodDefinition, def};
}
let interfaceName: string | undefined = undefined;
if (name.includes("~")) {
interfaceName = name.split("~")[0];
if (interfaceName && this.findInterfaces(def).some(i => i.name.toUpperCase() === interfaceName?.toUpperCase()) === false) {
return {method: undefined, def: undefined};
}
}
// todo, this is not completely correct? hmm, why? visibility?
if (methodDefinition === undefined && interfaceName) {
name = name.split("~")[1];
const found = this.findMethodInInterface(interfaceName, name);
if (found) {
return found;
}
} else if (methodDefinition === undefined) {
const found = this.findMethodViaAlias(name, def);
if (found) {
return found;
}
}
const sup = def.getSuperClass();
if (methodDefinition === undefined && sup) {
return this.searchMethodName(this.findSuperDefinition(sup), name);
}
return {method: undefined, def: undefined};
}
public findMethod(def: IClassDefinition | IInterfaceDefinition, methodName: string): IMethodDefinition | undefined {
for (const method of def.getMethodDefinitions().getAll()) {
if (method.getName().toUpperCase() === methodName.toUpperCase()) {
if (method.isRedefinition()) {
return this.findMethodInSuper(def, methodName);
} else {
return method;
}
}
}
return undefined;
}
private findMethodInSuper(child: IClassDefinition | IInterfaceDefinition, methodName: string): IMethodDefinition | undefined {
let sup = child.getSuperClass();
while (sup !== undefined) {
const cdef = this.findSuperDefinition(sup);
const found = this.findMethod(cdef, methodName);
if (found) {
return found;
}
sup = cdef.getSuperClass();
}
return undefined;
}
private findSuperDefinition(name: string): IClassDefinition {
const csup = this.scope.findClassDefinition(name);
if (csup === undefined) {
throw new Error("Super class \"" + name + "\" not found or contains errors");
}
return csup;
}
public fromSuperClassesAndInterfaces(child: IClassDefinition) {
const implemented = this.fromSuperClasses(child);
this.fromInterfaces(child, implemented);
}
// returns list of interfaces implemented
private fromSuperClasses(child: IClassDefinition): string[] {
let sup = child.getSuperClass();
const ignore: string[] = [];
while (sup !== undefined) {
const cdef = this.findSuperDefinition(sup);
for (const a of cdef.getAttributes().getAll()) {
if (a.getVisibility() !== Visibility.Private) {
this.scope.addIdentifier(a);
// todo, handle scope and instance vs static
}
}
for (const c of cdef.getAttributes().getConstants()) {
if (c.getVisibility() !== Visibility.Private) {
this.scope.addIdentifier(c);
}
}
for (const t of cdef.getTypeDefinitions().getAll()) {
if (t.visibility !== Visibility.Private) {
this.scope.addType(t.type);
}
}
ignore.push(...this.fromInterfaces(cdef, ignore));
sup = cdef.getSuperClass();
}
return ignore;
}
// returns list of interfaces implemented
private fromInterfaces(classDefinition: IClassDefinition, skip?: string[]): string[] {
const ignore: string[] = [];
for (const i of classDefinition.getImplementing()) {
ignore.push(...this.fromInterfaceByName(i.name, ignore.concat(skip || [])));
}
return ignore;
}
}
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