Start implementation of post system

src/entities/Post.ts

@@ -0,0 +1,151 @@
+import { pathUserData } from "../utils/UserDataUtils";
+
+/**
+ * Post entity
+ * 
+ * @author Pierre HUBERT
+ */
+
+export enum PostVisibilityLevel {
+	//Posts that can be seen by anyone
+	VISIBILITY_PUBLIC = 1,
+
+	//Posts that can be seen by the friends of the user
+	VISIBILITY_FRIENDS = 2,
+
+	//Posts that can be seen by the user only
+	VISIBILITY_USER = 3,
+
+	//Posts that can be seen by the members of a group (same as friends)
+	VISIBILITY_GROUP_MEMBERS = 50,
+}
+
+
+export enum PostAccessLevel {
+	//When a user can't access to a post
+	NO_ACCESS = 0,
+
+	//When a user can see a post and perform basic actions such as liking
+	BASIC_ACCESS = 1,
+
+	//When a user has intermediate access to the post (delete post)
+	INTERMEDIATE_ACCESS = 2,
+
+	//When a user has a full access to the post
+	FULL_ACCESS = 3,
+}
+
+export enum PostKind {
+	POST_KIND_TEXT = "text",
+	POST_KIND_IMAGE = "image",
+	POST_KIND_WEBLINK = "weblink",
+	POST_KIND_PDF = "pdf",
+	POST_KIND_MOVIE = "movie",
+	POST_KIND_COUNTDOWN = "countdown",
+	POST_KIND_SURVEY = "survey",
+	POST_KIND_YOUTUBE = "youtube",
+}
+
+export enum PostPageKind {
+	PAGE_KIND_USER = "user",
+	PAGE_KIND_GROUP = "group",
+}
+
+
+export interface PostFileBuilder {
+	path: string,
+	size: number,
+	type: string,
+}
+
+export class PostFile implements PostFileBuilder {
+	path: string;
+	size: number;
+	type: string;
+
+	public constructor(info: PostFileBuilder) {
+		for (const key in info) {
+			if (info.hasOwnProperty(key)) 
+				this[key] = info[key];
+		}
+	}
+
+	get url() : string {
+		return pathUserData(this.path)
+	}
+}
+
+export interface PostLinkBuilder {
+	url: string,
+	title: string,
+	description: string,
+	image: string
+}
+
+export class PostLink implements PostLinkBuilder {
+	url: string;
+	title: string;
+	description: string;
+	image: string;
+
+	public constructor(info: PostLinkBuilder) {
+		for (const key in info) {
+			if (info.hasOwnProperty(key)) 
+				this[key] = info[key];
+		}
+	}
+}
+
+
+export interface PostBuilder {
+	id: number,
+	userID: number,
+	timeCreate: number,
+	kindPage: PostPageKind,
+	pageID: number,
+	content: string,
+	visibilityLevel: PostVisibilityLevel,
+	kind: PostKind,
+	file ?: PostFile,
+	movieID ?: number,
+	timeEnd ?: number,
+	link ?: PostLink,
+}
+
+export class Post implements PostBuilder {
+	id: number;	
+	userID: number;
+	timeCreate: number;
+	kindPage: PostPageKind;
+	pageID: number;
+	content: string;
+	visibilityLevel: PostVisibilityLevel;
+	kind: PostKind;
+	file?: PostFile;
+	movieID?: number;
+	timeEnd?: number;
+	link?: PostLink;
+
+	public constructor(info: PostBuilder) {
+		for (const key in info) {
+			if (info.hasOwnProperty(key)) 
+				this[key] = info[key];
+		}
+	}
+
+	get userPageID() : number {
+		return this.kindPage == PostPageKind.PAGE_KIND_USER ? this.pageID : 0
+	}
+
+	get groupID() : number {
+		return this.kindPage == PostPageKind.PAGE_KIND_GROUP ? this.pageID : 0
+	}
+
+	get hasContent() : boolean {
+		return this.content != null && this.content && this.content.length > 0;
+	}
+
+	get hasFile() : boolean {
+		return this.file != null && this.file != undefined;
+	}
+}