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better persistent model, fixes

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This commit is contained in:
Timo Hocker 2020-05-05 11:37:48 +02:00
parent ac3296387e
commit 9895e1d386
3 changed files with 41 additions and 35 deletions
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30
lib/ControlModel.ts
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@ -5,35 +5,37 @@
* Created by Timo Hocker <timo@scode.ovh>, May 2020 * Created by Timo Hocker <timo@scode.ovh>, May 2020
*/ */
import { Assignable } from './interfaces/Assignable'; import { Persistent } from './Persistent';
export abstract class ControlModel extends Assignable { export abstract class ControlModel extends Persistent {
public constructor (obj: Record<string, string|number|boolean>) { public constructor (obj?: Record<string, string|number|boolean>) {
super (); super ();
this.data = obj as Record<string, string|number|boolean>; for (const prop of Object.keys (this.properties)) {
}
public apply_object (obj: Record<string, unknown>): void {
for (const key of Object.keys (obj)) {
if ([ if ([
'string', 'string',
'number', 'number',
'boolean' 'boolean'
].indexOf (typeof obj[key]) > -1) ].indexOf (this.properties[prop]) < 0) {
this.data[key] = obj[key]; throw new Error (
'property types have to be either string, number or boolean'
);
}
} }
if (typeof obj !== 'undefined')
this.assign_object (obj);
} }
public get_data (): Record<string, string|number|boolean> { public to_object (): Record<string, string|number|boolean> {
return super.get_data () as Record<string, string|number|boolean>; return super.to_object () as Record<string, string|number|boolean>;
} }
public get (key: string): string|number|boolean { public get (key: string): string|number|boolean {
return this.data[key] as string|number|boolean; return super.get (key) as string|number|boolean;
} }
public set (key: string, value: string|number|boolean): void { public set (key: string, value: string|number|boolean): void {
this.data[key] = value; super.set (key, value);
} }
public update (): void { public update (): void {

34
lib/DatabaseModel.ts
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@ -5,39 +5,41 @@
* Created by Timo Hocker <timo@scode.ovh>, May 2020 * Created by Timo Hocker <timo@scode.ovh>, May 2020
*/ */
import { Assignable } from './interfaces/Assignable'; import { Persistent } from './Persistent';
export abstract class DatabaseModel extends Assignable { export abstract class DatabaseModel extends Persistent {
public get id (): number { public get id (): number {
return this.data.id as number; return this.get ('id') as number;
} }
public apply_object (obj: Record<string, unknown>): void { public constructor (id?: number) {
for (const key of Object.keys (obj)) { super ();
this.properties.id = 'number';
for (const prop of Object.keys (this.properties)) {
if ([ if ([
'string', 'string',
'number', 'number',
'boolean' 'boolean'
].indexOf (typeof obj[key]) > -1) ].indexOf (this.properties[prop]) < 0) {
this.data[key] = obj[key]; throw new Error (
'property types have to be either string, number or boolean'
);
}
} }
} if (typeof id !== 'undefined')
this.set ('id', id);
public constructor (id: number) {
super ();
this.data.id = id;
} }
public get (key: string): string|number|boolean { public get (key: string): string|number|boolean {
return this.data[key] as string|number|boolean; return super.get (key) as string|number|boolean;
} }
public set (key: string, value: string|number|boolean): void { public set (key: string, value: string|number|boolean): void {
this.data[key] = value; super.set (key, value);
} }
public get_data (): Record<string, string|number|boolean> { public to_object (): Record<string, string|number|boolean> {
return super.get_data () as Record<string, string|number|boolean>; return super.to_object () as Record<string, string|number|boolean>;
} }
public abstract async read(): Promise<boolean>; public abstract async read(): Promise<boolean>;

12
lib/Persistent.ts
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@ -2,12 +2,14 @@ import { Assignable, Serializable } from './interfaces';
export abstract class Persistent implements Assignable, Serializable { export abstract class Persistent implements Assignable, Serializable {
private _data: Record<string, unknown> = {}; private _data: Record<string, unknown> = {};
private _properties: Record<string, string>; protected readonly properties: Record<string, string>;
public constructor (props: Record<string, string>) { public constructor () {
this._properties = props; this.properties = this.define_properties ();
} }
protected abstract define_properties(): Record<string, string>;
public assign (a: Assignable): void { public assign (a: Assignable): void {
this.assign_object (a.to_object ()); this.assign_object (a.to_object ());
} }
@ -18,7 +20,7 @@ export abstract class Persistent implements Assignable, Serializable {
public assign_object (obj: Record<string, unknown>): void { public assign_object (obj: Record<string, unknown>): void {
for (const key of Object.keys (obj)) { for (const key of Object.keys (obj)) {
const prop = this._properties[key]; const prop = this.properties[key];
if (typeof prop !== 'undefined' && typeof obj[key] === prop) if (typeof prop !== 'undefined' && typeof obj[key] === prop)
this._data[key] = obj[key]; this._data[key] = obj[key];
} }
@ -35,7 +37,7 @@ export abstract class Persistent implements Assignable, Serializable {
} }
public set (key: string, value: unknown): void { public set (key: string, value: unknown): void {
const prop = this._properties[key]; const prop = this.properties[key];
if (typeof prop !== 'undefined' && typeof value === prop) if (typeof prop !== 'undefined' && typeof value === prop)
this._data[key] = value; this._data[key] = value;
} }