import { SchemaModel } from '@verb/src/libs/shared/base/base.model';
import {
  HostPaymentModel,
  HostPaymentSchema,
  hostPaymentValidationSchema,
} from './host-payment.model';

import { SubSchema } from '@verb/src/libs/shared/json-schema-validator/schema-types';

export class HostBillingModel implements SchemaModel<HostBillingSchema> {
  public accountType: AccountType = 'free';
  public endDate: Date | null = null;
  public minutes = 0;
  public payments: HostPaymentModel[] = [];

  public constructor(hostCreditSchema?: HostBillingSchema) {
    if (hostCreditSchema) {
      this.fromSchema(hostCreditSchema);
    }
  }

  public fromSchema(schema: HostBillingSchema): void {
    this.accountType = schema.account_type;
    this.endDate = schema.end_date ? new Date(schema.end_date) : null;
    this.minutes = schema.minutes;
    this.payments = schema.payments.map(payment => new HostPaymentModel(payment));
  }

  public toSchema(): HostBillingSchema {
    return {
      account_type: this.accountType,
      end_date: this.endDate ? this.endDate.toUTCString() : null,
      minutes: this.minutes,
      payments: this.payments.map(payment => payment.toSchema()),
    };
  }
}

export type AccountType = 'free' | 'single' | 'subscription';

export interface HostBillingSchema {
  account_type: AccountType;
  end_date: string | null;
  minutes: number;
  payments: HostPaymentSchema[];
}

export const hostBillingValidationSchema: SubSchema = {
  additionalProperties: false,
  description: 'Host Billing Validation Schema',
  properties: {
    account_type: {
      description: 'Host Billing Account Type',
      enum: ['free', 'single', 'subscription'],
      minLength: 1,
      type: 'string',
    },
    end_date: {
      description: 'End date of current subscription',
      type: 'string',
    },
    minutes: {
      description: 'Host Minutes Remaining',
      type: 'number',
    },
    payments: {
      description: 'Host payment history',
      items: hostPaymentValidationSchema,
      type: 'array',
    },
  },
  required: ['account_type', 'minutes', 'payments'],
  type: 'object',
};