import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
import { HydratedDocument } from 'mongoose';
import { InquiryStatus } from '../../common/enums/inquiry-status.enum';
import { InquiryType } from '../../common/enums/inquiry-type.enum';
import { ProviderName } from '../../common/enums/provider-name.enum';

export type InquiryLogDocument = HydratedDocument<InquiryLog>;

/**
 * MongoDB audit trail for every inquiry attempt.
 */
@Schema({ timestamps: { createdAt: true, updatedAt: false }, collection: 'inquiry_logs' })
export class InquiryLog {
  @Prop({ required: true, enum: InquiryType })
  inquiryType!: InquiryType;

  @Prop({ required: true, enum: ProviderName })
  provider!: ProviderName;

  @Prop({ type: Object, required: true })
  requestPayload!: Record<string, unknown>;

  @Prop({ type: Object, required: true })
  maskedRequest!: Record<string, unknown>;

  @Prop({ type: Object })
  responsePayload?: Record<string, unknown>;

  @Prop({ required: true, enum: InquiryStatus })
  status!: InquiryStatus;

  @Prop({ required: true })
  duration!: number;

  @Prop({ required: true, index: true })
  requestId!: string;

  @Prop({ required: true, index: true })
  trackingCode!: string;

  @Prop({ type: Object })
  error?: Record<string, unknown>;

  createdAt?: Date;
}

export const InquiryLogSchema = SchemaFactory.createForClass(InquiryLog);

InquiryLogSchema.index({ createdAt: -1, provider: 1, inquiryType: 1, status: 1 });
InquiryLogSchema.index({ provider: 1, inquiryType: 1, createdAt: -1 });
InquiryLogSchema.index({ 'error.code': 1, createdAt: -1 });