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import { Field, Cast, Opt, FieldWaiting, FIELD_ID, FieldValue } from "./Field"
import { Key, KeyStore } from "./Key"
import { NumberField } from "./NumberField";
import { ObservableMap, computed, action, observable } from "mobx";
import { TextField } from "./TextField";
import { ListField } from "./ListField";
import { findDOMNode } from "react-dom";
import { Server } from "../client/Server";
export class Document extends Field {
public fields: ObservableMap<Key, Opt<Field>> = new ObservableMap();
public _proxies: ObservableMap<Key, FIELD_ID> = new ObservableMap();
@computed
public get Title() {
return this.GetText(KeyStore.Title, "<untitled>");
}
Get(key: Key, ignoreProto: boolean = false): FieldValue<Field> {
let field: FieldValue<Field>;
if (ignoreProto) {
if (this.fields.has(key)) {
field = this.fields.get(key);
} else if (this._proxies.has(key)) {
field = Server.GetDocumentField(this, key);
}
} else {
let doc: FieldValue<Document> = this;
while (doc && doc != FieldWaiting && field != FieldWaiting) {
if (!doc.fields.has(key)) {
if (doc._proxies.has(key)) {
field = Server.GetDocumentField(doc, key);
break;
}
if ((doc.fields.has(KeyStore.Prototype) || doc._proxies.has(KeyStore.Prototype))) {
doc = doc.GetPrototype();
} else
break;
} else {
field = doc.fields.get(key);
break;
}
}
}
return field;
}
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;
}
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 {
if (field) {
this.fields.set(key, field);
Server.AddDocumentField(this, key, field);
} else {
this.fields.delete(key);
Server.DeleteDocumentField(this, key);
}
}
@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 != WAITING) { // do we want to wait for the field to come back from the server to set it, or do we overwrite?
if (field instanceof ctor) {
field.Data = value;
Server.SetFieldValue(field, 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(): Document {
let delegate = new Document();
delegate.Set(KeyStore.Prototype, this);
return delegate;
}
ToScriptString(): string {
return "";
}
TrySetValue(value: any): boolean {
throw new Error("Method not implemented.");
}
GetValue() {
throw new Error("Method not implemented.");
}
Copy(): Field {
throw new Error("Method not implemented.");
}
}
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