import {
    IElementContext,
    IElementVar,
    IElementEffect,
    IElementSubscription,
    IElementStackItem,
    ElementId,
    CallbackId,
    IElementParams,
    IElementRef,
} from "./types";
import { TickState } from "./TickState";
import { never } from "./never";

export class ElementState {
    props: any[];
    contexts: IElementContext[];
    func: (...args: any[]) => any;
    isFirstTick: boolean;

    isDisposed: boolean;
    isCompleted: boolean;
    isForceComplete: boolean;
    tickState: TickState;
    //
    vars: IElementVar[];
    effects: IElementEffect[];
    subscriptions: IElementSubscription[];
    stack: IElementStackItem[];
    currentCall?: { elementId: ElementId };
    returnEventId?: CallbackId;
    refs: IElementRef[];
    //
    nextValue: any;
    error: any;
    observer: {
        next?: CallbackId;
        error?: CallbackId;
        complete?: CallbackId;
    };
    constructor(params: IElementParams) {
        this.error = undefined;
        this.isDisposed = false;
        this.isCompleted = false;
        this.isForceComplete = false;
        this.isFirstTick = true;
        this.tickState = new TickState();
        this.contexts = [];
        this.func = params.func;
        this.props = params.args;
        this.effects = [];
        this.vars = [];
        this.nextValue = never();
        this.subscriptions = [];
        this.stack = [];
        this.refs = [];
        this.observer = {};
    }
}