diff options
author | Bob Zeleznik <zzzman@gmail.com> | 2019-05-17 21:52:49 -0400 |
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committer | Bob Zeleznik <zzzman@gmail.com> | 2019-05-17 21:52:49 -0400 |
commit | 618b4a42795b59cde47510b86b6e25dc03e15935 (patch) | |
tree | f10a9f093df478db15e94fbf8992a32fe8ba99d0 /src/fields/Document.ts | |
parent | 19fca408a19c5f7a759ff6c3bfefe27b96ec3563 (diff) | |
parent | 4e244951b7b18d7973360f423e8de80c42466228 (diff) |
merged
Diffstat (limited to 'src/fields/Document.ts')
-rw-r--r-- | src/fields/Document.ts | 306 |
1 files changed, 0 insertions, 306 deletions
diff --git a/src/fields/Document.ts b/src/fields/Document.ts deleted file mode 100644 index 25e239417..000000000 --- a/src/fields/Document.ts +++ /dev/null @@ -1,306 +0,0 @@ -import { Key } from "./Key" -import { KeyStore } from "./KeyStore"; -import { Field, Cast, FieldWaiting, FieldValue, FieldId, Opt } from "./Field" -import { NumberField } from "./NumberField"; -import { ObservableMap, computed, action } from "mobx"; -import { TextField } from "./TextField"; -import { ListField } from "./ListField"; -import { Server } from "../client/Server"; -import { Types } from "../server/Message"; -import { UndoManager } from "../client/util/UndoManager"; -import { HtmlField } from "./HtmlField"; - -export class Document extends Field { - public fields: ObservableMap<string, { key: Key, field: Field }> = new ObservableMap(); - public _proxies: ObservableMap<string, FieldId> = new ObservableMap(); - - constructor(id?: string, save: boolean = true) { - super(id) - - if (save) { - Server.UpdateField(this) - } - } - - UpdateFromServer(data: [string, string][]) { - for (const key in data) { - const element = data[key]; - this._proxies.set(element[0], element[1]); - } - } - - public Width = () => { return this.GetNumber(KeyStore.Width, 0) } - public Height = () => { return this.GetNumber(KeyStore.Height, this.GetNumber(KeyStore.NativeWidth, 0) ? this.GetNumber(KeyStore.NativeHeight, 0) / this.GetNumber(KeyStore.NativeWidth, 0) * this.GetNumber(KeyStore.Width, 0) : 0) } - public Scale = () => { return this.GetNumber(KeyStore.Scale, 1) } - - @computed - public get Title() { - return this.GetText(KeyStore.Title, "<untitled>"); - } - - /** - * Get the field in the document associated with the given key. If the - * associated field has not yet been filled in from the server, a request - * to the server will automatically be sent, the value will be filled in - * when the request is completed, and {@link Field.ts#FieldWaiting} will be returned. - * @param key - The key of the value to get - * @param ignoreProto - If true, ignore any prototype this document - * might have and only search for the value on this immediate document. - * If false (default), search up the prototype chain, starting at this document, - * for a document that has a field associated with the given key, and return the first - * one found. - * - * @returns If the document does not have a field associated with the given key, returns `undefined`. - * If the document does have an associated field, but the field has not been fetched from the server, returns {@link Field.ts#FieldWaiting}. - * If the document does have an associated field, and the field has not been fetched from the server, returns the associated field. - */ - Get(key: Key, ignoreProto: boolean = false): FieldValue<Field> { - let field: FieldValue<Field>; - if (ignoreProto) { - if (this.fields.has(key.Id)) { - field = this.fields.get(key.Id)!.field; - } else if (this._proxies.has(key.Id)) { - Server.GetDocumentField(this, key); - /* - The field might have been instantly filled from the cache - Maybe we want to just switch back to returning the value - from Server.GetDocumentField if it's in the cache - */ - if (this.fields.has(key.Id)) { - field = this.fields.get(key.Id)!.field; - } else { - field = FieldWaiting; - } - } - } else { - let doc: FieldValue<Document> = this; - while (doc && doc != FieldWaiting && field != FieldWaiting) { - let curField = doc.fields.get(key.Id); - let curProxy = doc._proxies.get(key.Id); - if (!curField || (curProxy && curField.field.Id !== curProxy)) { - if (curProxy) { - Server.GetDocumentField(doc, key); - /* - The field might have been instantly filled from the cache - Maybe we want to just switch back to returning the value - from Server.GetDocumentField if it's in the cache - */ - if (this.fields.has(key.Id)) { - field = this.fields.get(key.Id)!.field; - } else { - field = FieldWaiting; - } - break; - } - if ((doc.fields.has(KeyStore.Prototype.Id) || doc._proxies.has(KeyStore.Prototype.Id))) { - doc = doc.GetPrototype(); - } else { - break; - } - } else { - field = curField.field; - break; - } - } - if (doc == FieldWaiting) - field = FieldWaiting; - } - - return field; - } - - /** - * Tries to get the field associated with the given key, and if there is an - * associated field, calls the given callback with that field. - * @param key - The key of the value to get - * @param callback - A function that will be called with the associated field, if it exists, - * once it is fetched from the server (this may be immediately if the field has already been fetched). - * Note: The callback will not be called if there is no associated field. - * @returns `true` if the field exists on the document and `callback` will be called, and `false` otherwise - */ - GetAsync(key: Key, callback: (field: Field) => void): boolean { - //TODO: This should probably check if this.fields contains the key before calling Server.GetDocumentField - //This currently doesn't deal with prototypes - if (this._proxies.has(key.Id)) { - Server.GetDocumentField(this, key, callback); - return true; - } - return false; - } - - GetTAsync<T extends Field>(key: Key, ctor: { new(): T }, callback: (field: Opt<T>) => void): boolean { - return this.GetAsync(key, (field) => { - callback(Cast(field, ctor)); - }) - } - - /** - * Same as {@link Document#GetAsync}, except a field of the given type - * will be created if there is no field associated with the given key, - * or the field associated with the given key is not of the given type. - * @param ctor - Constructor of the field type to get. E.g., TextField, ImageField, etc. - */ - GetOrCreateAsync<T extends Field>(key: Key, ctor: { new(): T }, callback: (field: T) => void): void { - //This currently doesn't deal with prototypes - if (this._proxies.has(key.Id)) { - Server.GetDocumentField(this, key, (field) => { - if (field && field instanceof ctor) { - callback(field); - } else { - let newField = new ctor(); - this.Set(key, newField); - callback(newField); - } - }); - } else { - let newField = new ctor(); - this.Set(key, newField); - callback(newField); - } - } - - /** - * Same as {@link Document#Get}, except that it will additionally - * check if the field is of the given type. - * @param ctor - Constructor of the field type to get. E.g., `TextField`, `ImageField`, etc. - * @returns Same as {@link Document#Get}, except will return `undefined` - * if there is an associated field but it is of the wrong type. - */ - GetT<T extends Field = Field>(key: Key, ctor: { new(...args: any[]): T }, ignoreProto: boolean = false): FieldValue<T> { - var getfield = this.Get(key, ignoreProto); - if (getfield != FieldWaiting) { - return Cast(getfield, ctor); - } - return FieldWaiting; - } - - GetOrCreate<T extends Field>(key: Key, ctor: { new(): T }, ignoreProto: boolean = false): T { - const field = this.GetT(key, ctor, ignoreProto); - if (field && field != FieldWaiting) { - return field; - } - const newField = new ctor(); - this.Set(key, newField); - return newField; - } - - GetData<T, U extends Field & { Data: T }>(key: Key, ctor: { new(): U }, defaultVal: T): T { - let val = this.Get(key); - let vval = (val && val instanceof ctor) ? val.Data : defaultVal; - return vval; - } - - GetHtml(key: Key, defaultVal: string): string { - return this.GetData(key, HtmlField, defaultVal); - } - - GetNumber(key: Key, defaultVal: number): number { - return this.GetData(key, NumberField, defaultVal); - } - - GetText(key: Key, defaultVal: string): string { - return this.GetData(key, TextField, defaultVal); - } - - GetList<T extends Field>(key: Key, defaultVal: T[]): T[] { - return this.GetData<T[], ListField<T>>(key, ListField, defaultVal) - } - - @action - Set(key: Key, field: Field | undefined): void { - let old = this.fields.get(key.Id); - let oldField = old ? old.field : undefined; - if (field) { - this.fields.set(key.Id, { key, field }); - this._proxies.set(key.Id, field.Id) - // Server.AddDocumentField(this, key, field); - } else { - this.fields.delete(key.Id); - this._proxies.delete(key.Id) - // Server.DeleteDocumentField(this, key); - } - if (oldField || field) { - UndoManager.AddEvent({ - undo: () => this.Set(key, oldField), - redo: () => this.Set(key, field) - }) - } - Server.UpdateField(this); - } - - @action - SetData<T, U extends Field & { Data: T }>(key: Key, value: T, ctor: { new(): U }, replaceWrongType = true) { - - let field = this.Get(key, true); - if (field instanceof ctor) { - field.Data = value; - } else if (!field || replaceWrongType) { - let newField = new ctor(); - newField.Data = value; - this.Set(key, newField); - } - } - - @action - SetText(key: Key, value: string, replaceWrongType = true) { - this.SetData(key, value, TextField, replaceWrongType); - } - - @action - SetNumber(key: Key, value: number, replaceWrongType = true) { - this.SetData(key, value, NumberField, replaceWrongType); - } - - GetPrototype(): FieldValue<Document> { - return this.GetT(KeyStore.Prototype, Document, true); - } - - GetAllPrototypes(): Document[] { - let protos: Document[] = []; - let doc: FieldValue<Document> = this; - while (doc && doc != FieldWaiting) { - protos.push(doc); - doc = doc.GetPrototype(); - } - return protos; - } - - MakeDelegate(id?: string): Document { - let delegate = new Document(id); - - delegate.Set(KeyStore.Prototype, this); - - return delegate; - } - - ToScriptString(): string { - return ""; - } - - TrySetValue(value: any): boolean { - throw new Error("Method not implemented."); - } - GetValue() { - var title = (this._proxies.has(KeyStore.Title.Id) ? "???" : this.Title) + "(" + this.Id + ")"; - return title; - //throw new Error("Method not implemented."); - } - Copy(): Field { - throw new Error("Method not implemented."); - } - - ToJson(): { type: Types, data: [string, string][], _id: string } { - let fields: [string, string][] = [] - this._proxies.forEach((field, key) => { - if (field) { - fields.push([key, field as string]) - } - }); - - return { - type: Types.Document, - data: fields, - _id: this.Id - } - } -}
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