forked from 77media/video-flow
165 lines
3.6 KiB
TypeScript
165 lines
3.6 KiB
TypeScript
/**不同类型 将有不同元数据 */
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export enum ScriptSliceType {
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/** 文本 */
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text = "text",
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/**角色 */
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role = "role",
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/** 场景 */
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scene = "scene",
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}
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/**
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* 剧本片段值对象
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* @description 代表剧本中的一个片段，按值相等判断，不可变
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*/
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export class ScriptSlice {
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/**唯一标识符 - 仅作为局部唯一性标识，不作为全局Entity id */
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readonly id: string;
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/** 类型 */
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readonly type: ScriptSliceType;
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/** 剧本内容 */
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readonly text: string;
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/** 元数据 */
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metaData: any;
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constructor(
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id: string,
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type: ScriptSliceType,
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text: string,
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metaData: any = {}
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) {
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this.id = id;
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this.type = type;
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this.text = text;
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this.metaData = metaData;
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}
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/**
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* 值对象相等性比较
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* @param other 另一个ScriptSlice实例
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* @returns 是否相等
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*/
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equals(other: ScriptSlice): boolean {
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return (
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this.type === other.type &&
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this.text === other.text &&
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JSON.stringify(this.metaData) === JSON.stringify(other.metaData)
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);
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}
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}
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/**
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* 对话内容项值对象
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* @description 代表对话中的一个内容项，按值相等判断，不可变
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*/
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export class ContentItem {
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/** 角色ID */
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readonly roleId: string;
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/** 对话内容 */
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readonly content: string;
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constructor(roleId: string, content: string) {
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this.roleId = roleId;
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this.content = content;
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}
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/**
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* 值对象相等性比较
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* @param other 另一个ContentItem实例
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* @returns 是否相等
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*/
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equals(other: ContentItem): boolean {
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return this.roleId === other.roleId && this.content === other.content;
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}
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}
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/**
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* 镜头值对象
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* @description 代表镜头信息，按值相等判断，不可变
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*/
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export class LensType {
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/** 镜头名称 */
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readonly name: string;
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/** 镜头描述 */
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readonly content: string;
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/**运镜描述 */
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readonly movement: string;
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constructor(name: string, content: string, movement: string) {
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this.name = name;
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this.content = content;
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this.movement = movement;
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}
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/**
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* 值对象相等性比较
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* @param other 另一个LensType实例
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* @returns 是否相等
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*/
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equals(other: LensType): boolean {
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return (
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this.name === other.name &&
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this.content === other.content &&
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this.movement === other.movement
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);
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}
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}
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/**
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* 剧本聚合根
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* @description 作为聚合根，封装ScriptSlice的管理与行为
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*/
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export class ScriptValueObject {
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/** 剧本片段数组 - 值对象数组 */
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private readonly _scriptSlices: ScriptSlice[] = [];
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/**
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* 获取剧本片段数组的只读副本
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*/
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get scriptSlices(): readonly ScriptSlice[] {
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return [...this._scriptSlices];
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}
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/**
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* @description: 构造函数，初始化剧本
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* @param scriptText 剧本文本字符串
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*/
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constructor(scriptText?: string) {
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if (scriptText) {
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this.parseFromString(scriptText);
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}
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}
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/**
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* @description: 从字符串解析剧本片段
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* @param scriptText 剧本文本字符串
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*/
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parseFromString(scriptText: string): void {
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console.log('scriptText', scriptText)
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}
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/**
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* @description: 将剧本片段转换为字符串
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* @returns string
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*/
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toString(): string {
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return this._scriptSlices.map((slice) => slice.text).join("");
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}
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/**
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* 聚合根相等性比较
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* @param other 另一个ScriptValueObject实例
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* @returns 是否相等
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*/
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equals(other: ScriptValueObject): boolean {
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if (this._scriptSlices.length !== other._scriptSlices.length) {
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return false;
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}
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return this._scriptSlices.every((slice, index) =>
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slice.equals(other._scriptSlices[index])
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);
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}
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}
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