appmodel.ts

import { IModel } from "~/store/Model";

export default
class Application implements IModel {
	public modelKey: string = "application";
}

component.tsx

import { h } from 'preact';
import ApplModel from '~/models/Application';
import { Model, IModel } from '~/store/Model';

export default
class Component extends React.Component {
	constructor(
		private model: Model<ApplModel> = new Model<ApplModel>(this)
	) {
		// Don't need to do anything here.
	}
	
	render() {
		return <p>Testing.</p>;
	}
};

context.ts

import { createContext } from "preact";
const AppContext = createContext();

export default AppContext;

model.ts

import * as React from 'preact';

export interface IModel {
	public modelKey: string;
}

export default
class Model<T extends IModel> {
	private typeInst: T = new T() => T;
	private instance: React.Component;
	
	constructor(
		private instance: React.Component
	) { }

	find(): T {
		// Find all models
	}

	where(memberName: string, memberValue: any ): any {
		// Filter.
		return this;
	}

	getInstance(): self {
		return this;
	}
}