128 lines
2.4 KiB
JavaScript
128 lines
2.4 KiB
JavaScript
/**
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* Workspaces (or sessions) are settings and canvas state storage structures that can be changed at will, saved, and restored.
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*/
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/**
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* Represents a workspace
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*
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* @template [S] Settings type
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*/
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class Workspace {
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/**
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* The name of the workspace
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* @type {string}
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*/
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name = "Workspace Name";
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/**
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* Workspace default settings.
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*
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* @type {S}
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*/
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defaults = {};
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/**
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* Storage for workspace settings.
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*
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* @type {S}
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*/
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settings = new Proxy(
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{},
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{
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get(t, name) {
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if (t[name] === undefined)
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t[name] =
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JSON.parse(localStorage.getItem(`openoutpaint/${name}`)) ??
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defaults[name];
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return t[name];
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},
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set(t, name, value) {
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localStorage.setItem(`openoutpaint/${name}`, JSON.stringify(value));
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t[name] = value;
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},
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}
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);
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/**
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* Storage for other data
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*
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* @type {Record<string, any>}
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*/
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data = new Proxy({}, {});
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/**
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* Saves the data to the workspace
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*
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* @param {string} key The key of the data to be saved (eg. history or layers)
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* @param {any} data The data to be saved on this key. MUST BE SERIALIZABLE.
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*/
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save(key, data) {
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this.data[key] = data;
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}
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/**
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* Gets saved data from the workspace
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*
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* @param {string} key The key of the data to be saved (eg. history or layers)
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* @param {any} data The data to be saved on this key. MUST BE SERIALIZABLE.
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*/
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load(key) {
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return this.data[key];
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}
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/**
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* @param {string} name The name of the workspace
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* @param {Object} options
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* @param {S} options.defaults Default workspace settings
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*/
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constructor(name, options = {}) {
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defaultOpt(options, {
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defaults: {},
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});
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this.name = name;
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this.defaults = options.defaults;
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}
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}
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const workspaces = {
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/**
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* Loaded workspace
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*
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* @type {Workspace<workspaceDefaults>}
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*/
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_workspace: null,
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get current() {
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return this._workspace;
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},
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/**
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* On Workspace Changed
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*
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* @type {Observer<{workspace: Workspace<workspaceDefaults>}>}
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*/
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onchange: new Observer(),
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/**
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* Loads a workspace
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*
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* @param {Workspace<workspaceDefaults>} workspace Workspace to load
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*/
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loadWorkspace(workspace) {
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console.info(`[workspaces] Loading workspace: ${workspace.name}`);
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// Set current workspace
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this._workspace = workspace;
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// Notify observers that the workspace has changed
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this.onchange.emit({workspace});
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},
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};
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// Creates a new workspace instance
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workspaces.loadWorkspace(
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new Workspace("Default", {
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workspaceDefaults,
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})
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);
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