Added interface for fetching user actions.

src/interface/actions.ts

@@ -0,0 +1,49 @@
+export enum ActionSide {
+    Buy,
+    Sell,
+}
+
+export class Action {
+    readonly symbol: string;
+    readonly quantity: number;
+    readonly side: ActionSide;
+    readonly pricePerShare: number;
+
+    constructor(symbol: string, quantity: number, side: ActionSide, pricePerShare: number) {
+        this.symbol = symbol;
+        this.quantity = quantity;
+        this.side = side;
+        this.pricePerShare = pricePerShare;
+    }
+}
+
+export enum ActionDateType {
+    On,
+    After,
+    Before,
+}
+
+export class ActionDateOptions {
+    readonly date: Date;
+    readonly dateType: ActionDateType;
+
+    constructor(date: Date, dateType: ActionDateType) {
+        this.date = date;
+        this.dateType = dateType;
+    }
+}
+
+export class ActionFetchOptions {
+    readonly pageSize?: number;
+    readonly dateOptions?: ActionDateOptions;
+}
+
+export interface ActionFetchResponse {
+    readonly actions: Action[];
+
+    readonly fetchNextPage?: () => Promise<ActionFetchResponse>;
+}
+
+export interface ActionProvider {
+    readonly fetchActions: (options: ActionFetchOptions) => Promise<ActionFetchResponse>;
+}

src/interface/exchange.ts

@@ -1,5 +1,6 @@
 import { PortfolioProvider } from "./portfolio";
 import { QuoteProvider } from "./quote";
+import { ActionProvider } from "./actions";
 
 /**
  * Represents an exchange, which provides access to a portfolio provider and a quote provider.
@@ -16,6 +17,11 @@ export interface Exchange {
      */
     readonly quoteProvider: QuoteProvider;
 
+    /**
+     * The action provider for the exchange.
+     */
+    readonly actionProvider: ActionProvider;
+
     /**
      * The name of the exchange.
      */