import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import {
  IsBoolean,
  IsInt,
  IsObject,
  IsOptional,
  IsString,
  Max,
  Min,
  ValidateNested,
} from 'class-validator';
import { Type } from 'class-transformer';

export class ProviderVideoSyncHistoryItemDto {
  @ApiProperty({ type: String, example: 'Provider Video Sync' })
  title!: string;

  @ApiPropertyOptional({
    type: Number,
    description: 'Epoch seconds for last run',
  })
  runAt?: number;

  @ApiPropertyOptional({
    type: Number,
    description: 'Epoch seconds for full sync completion',
  })
  completedAt?: number;

  @ApiPropertyOptional({
    type: Number,
    description: 'Known processed count (not stored yet)',
  })
  processedCount: null = null;

  @ApiPropertyOptional({
    type: String,
    description: 'Checkpoint cursor value stored in referId',
  })
  updatedAtCursor?: string;

  @ApiPropertyOptional({
    type: Number,
    description: 'syncState.updatedAt (epoch seconds)',
  })
  updatedAt?: number;
}

export class ProviderVideoSyncHistoryDataDto {
  @ApiProperty({
    type: [ProviderVideoSyncHistoryItemDto],
    description: 'Cursor records for provider sync',
  })
  list!: ProviderVideoSyncHistoryItemDto[];

  @ApiProperty({ type: Number, description: 'Total rows available' })
  total!: number;
}

export class ProviderVideoSyncHistoryResponseDto {
  @ApiProperty({
    type: ProviderVideoSyncHistoryDataDto,
  })
  data!: ProviderVideoSyncHistoryDataDto;
}

class ProviderVideoSyncParamDto {
  @IsOptional()
  @IsString()
  status?: string;

  /**
   * ISO string; provider filters "updated after"
   * Example: "2025-12-18T21:19:09.227Z"
   */
  @IsOptional()
  @IsString()
  updatedAt?: string;

  /**
   * Allow extra provider param keys without strict validation.
   * If you want to lock this down later, replace with explicit fields.
   */
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  [k: string]: any;
}

export class ProviderVideoSyncRunDto {
  @IsOptional()
  @IsString()
  providerCode?: string;

  @IsOptional()
  @IsBoolean()
  fullSync?: boolean;

  @IsOptional()
  @IsBoolean()
  resetState?: boolean;

  /**
   * Optional override. In normal usage:
   * - fullSync: resumes from SyncState cursor
   * - incremental: pageNum is forced to 1
   */
  @IsOptional()
  @IsInt()
  @Min(1)
  pageNum?: number;

  /**
   * Default is handled by service; capped at 500 by service.
   */
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(15000)
  pageSize?: number;

  @IsOptional()
  @IsObject()
  @ValidateNested()
  @Type(() => ProviderVideoSyncParamDto)
  param?: ProviderVideoSyncParamDto;
}