import { Injectable, NotFoundException } from '@nestjs/common';

import { CreateNoteDto } from './dto/create-note.dto';

export interface ExampleNote {
  id: number;
  title: string;
  body: string;
}

@Injectable()
export class ExamplesService {
  private notes: ExampleNote[] = [];
  private sequence = 1;

  create(payload: CreateNoteDto): ExampleNote {
    const note: ExampleNote = { id: this.sequence++, ...payload };
    this.notes.push(note);
    return note;
  }

  findAll(): ExampleNote[] {
    return [...this.notes];
  }

  findOne(id: number): ExampleNote {
    const note = this.notes.find((entry) => entry.id === id);
    if (!note) {
      throw new NotFoundException('Note not found');
    }
    return note;
  }
}