require "rails_helper"

RSpec.describe MaintenanceEntry do
  it "has a valid factory" do
    expect(build(:maintenance_entry)).to be_valid
  end

  it "requires all fields" do
    entry = build(
      :maintenance_entry,
      vehicle: nil,
      updated_by_user: nil,
      name: nil,
      notes: nil,
      odometer: nil,
      cost: nil,
      date: nil,
      ensure_matching_schedule: false
    )

    expect(entry).not_to be_valid
    expect(entry.errors.attribute_names).to include(:vehicle, :updated_by_user, :name, :notes, :odometer, :cost, :date)
  end

  it "requires valid numeric values and allows zero cost" do
    invalid_entry = build(:maintenance_entry, odometer: -1, cost: -1)
    no_cost_entry = build(:maintenance_entry, cost: 0)

    expect(invalid_entry).not_to be_valid
    expect(invalid_entry.errors[:odometer]).to be_present
    expect(invalid_entry.errors[:cost]).to be_present
    expect(no_cost_entry).to be_valid
  end

  it "rejects future dates" do
    entry = build(:maintenance_entry, date: Date.current + 1.day)

    expect(entry).not_to be_valid
    expect(entry.errors[:date]).to be_present
  end

  it "requires name to match a vehicle maintenance schedule case-insensitively" do
    vehicle = create(:vehicle)
    create(:maintenance_schedule, vehicle: vehicle, maintenance_type: "Oil Change")

    matching_entry = build(:maintenance_entry, vehicle: vehicle, name: "oil change")
    unknown_entry = build(:maintenance_entry, vehicle: vehicle, name: "Tire Rotation", ensure_matching_schedule: false)

    expect(matching_entry).to be_valid
    expect(unknown_entry).not_to be_valid
    expect(unknown_entry.errors[:name]).to be_present
  end
end