import { ApiProperty } from "@nestjs/swagger";
import {
  IsEnum,
  IsInt,
  IsNotEmpty,
  IsNumber,
  IsOptional,
  IsString,
} from "class-validator";
import {
  NotificationSeverity,
  NotificationChannel,
  NotificationEntityType,
} from "../types/notification.enums";
import { EventIdentifiers, EventType } from "../../common/events";

export class CreateNotificationDto {
  @IsNotEmpty()
  @IsNumber()
  @ApiProperty({ required: true })
  projectId: number;

  @ApiProperty({
    example: "Project review required",
    description: "Subject of the notification",
  })
  @IsString()
  @IsNotEmpty()
  subject: string;

  @ApiProperty({
    example: "ABC has requested a project review for DEF",
    description: "Body of the notification",
  })
  @IsString()
  @IsNotEmpty()
  body: string;

  @ApiProperty({
    example: "INFO",
    enum: NotificationSeverity,
    description: "Severity of the notification",
  })
  @IsEnum(NotificationSeverity)
  @IsNotEmpty()
  severity: NotificationSeverity;

  @ApiProperty({
    example: "EMAIL",
    enum: NotificationChannel,
    description: "Channel of the notification",
  })
  @IsEnum(NotificationChannel)
  @IsNotEmpty()
  channel: NotificationChannel;

  @ApiProperty({
    example: "test@email.com",
    description: "User ID associated with the notifier",
  })
  @IsString()
  @IsOptional()
  notifier?: string;

  @ApiProperty({
    example: "test@email.com",
    description: "User ID associated with the notification",
  })
  @IsString()
  @IsNotEmpty()
  userId: string;

  @ApiProperty({
    example: 1,
    description: "Entity ID associated with the notification",
  })
  @IsInt()
  @IsNotEmpty()
  entityId: number;

  @ApiProperty({
    example: "PROJECT",
    enum: NotificationEntityType,
    description: "Type of the entity associated with the notification",
  })
  @IsEnum(NotificationEntityType)
  @IsNotEmpty()
  entityType: NotificationEntityType;

  @ApiProperty({
    example: EventType.ALERT,
    enum: EventType,
    description: "Type of the event",
  })
  @IsEnum(EventType)
  @IsNotEmpty()
  eventType: EventType;

  @ApiProperty({
    example: "METRIC_BREACH_MAX",
    enum: EventIdentifiers,
    description: "Identifier of the event",
  })
  @IsEnum(EventIdentifiers)
  @IsNotEmpty()
  eventIdentifier: EventIdentifiers;
}