big fix

src/forms/model.ts

@@ -0,0 +1,100 @@
+import type { z } from 'zod'
+import type { TNotificationItem } from '../notification'
+
+import { FormSchemaCtrl } from './ctrl'
+
+
+/**
+ * Интерфейс базовой формы для сущностей в БД.
+ */
+export interface IFormModel<T> {
+	_id: string
+
+	dateCreate?: Date
+	dateUpdate?: Date
+	title?: string
+
+	obj: T
+	ctrls: FormSchemaCtrl[]
+
+	_errors: {[PropKey in keyof T]?: string}
+	errors: TNotificationItem[]
+
+	isValid(): boolean
+	setValidError(code: string, text: string): void
+}
+
+/**
+ * Базовая модель для валидирования форм.
+ */
+export class BaseFormModel<T extends object = {}> implements IFormModel<T> {
+	_id: string
+
+	dateCreate?: Date
+	dateUpdate?: Date
+	title?: string
+
+	obj: T
+	schema: z.ZodObject<z.ZodRawShape>
+	ctrls: FormSchemaCtrl[] = []
+
+	_errors: {[PropKey in keyof T]?: string} = {}
+
+	constructor(obj: any = {}, schema: z.ZodObject<z.ZodRawShape>) {
+		this._id = obj._id || 'create'
+		delete obj._id
+
+		if (obj.dateCreate) {
+			try {
+				this.dateCreate = new Date(obj.dateCreate)
+				delete obj.dateCreate
+			} catch (_) {}
+		}
+
+		if (obj.dateUpdate) {
+			try {
+				this.dateUpdate = new Date(obj.dateUpdate)
+				delete obj.dateUpdate
+			} catch (_) {}
+		}
+
+		this.obj = obj
+		this.schema = schema
+
+		// Создаём контролы.
+		for (const key in this.schema.shape) {
+			this.ctrls.push(new FormSchemaCtrl({ key }, this.schema.shape[key]))
+		}
+
+		// Заголовок.
+		if (this.schema.description) this.title = this.schema.description
+	}
+
+	get errors() {
+		let items: TNotificationItem[] = []
+		for (const code in this._errors) {
+			const text = this._errors[code]
+			items.push({ code, text })
+		}
+		return items
+	}
+
+	isValid() {
+		this._errors = {}
+
+		try {
+			this.obj = this.schema.parse(this.obj) as T
+			return true
+		} catch (ex) {
+			const error = ex as z.ZodError
+			for (const issues of error.issues) {
+				this.setValidError(issues.path.toString(), issues.message)
+			}
+			return false
+		}
+	}
+
+	setValidError(code: string, text: string) {
+		this._errors[code] = code + ' - ' + text
+	}
+}