/*
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

     https://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
*/

package inventory_test

import (
	"bytes"
	"fmt"
	"testing"

	"github.com/stretchr/testify/assert"

	"opendev.org/airship/airshipctl/pkg/inventory"
	"opendev.org/airship/airshipctl/pkg/inventory/ifc"
	"opendev.org/airship/airshipctl/pkg/remote/power"
	mockinventory "opendev.org/airship/airshipctl/testutil/inventory"
	"opendev.org/airship/airshipctl/testutil/redfishutils"
)

func TestCommandOptions(t *testing.T) {
	t.Run("error BMHAction bmh inventory", func(t *testing.T) {
		inv := &mockinventory.MockInventory{}
		expectedErr := fmt.Errorf("bmh inventory error")
		inv.On("BaremetalInventory").Once().Return(nil, expectedErr)

		co := inventory.NewOptions(inv)
		actualErr := co.BMHAction(ifc.BaremetalOperationPowerOn)
		assert.Equal(t, expectedErr, actualErr)
	})

	t.Run("success BMHAction", func(t *testing.T) {
		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("RunOperation").Once().Return(nil)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		actualErr := co.BMHAction(ifc.BaremetalOperationPowerOn)
		assert.Equal(t, nil, actualErr)
	})

	t.Run("error PowerStatus SelectOne", func(t *testing.T) {
		expectedErr := fmt.Errorf("SelectOne inventory error")
		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("SelectOne").Once().Return(nil, expectedErr)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		buf := bytes.NewBuffer([]byte{})
		actualErr := co.PowerStatus(buf)
		assert.Equal(t, expectedErr, actualErr)
		assert.Len(t, buf.Bytes(), 0)
	})

	t.Run("error PowerStatus BMHInventory", func(t *testing.T) {
		inv := &mockinventory.MockInventory{}

		expectedErr := fmt.Errorf("bmh inventory error")
		inv.On("BaremetalInventory").Once().Return(nil, expectedErr)

		co := inventory.NewOptions(inv)
		buf := bytes.NewBuffer([]byte{})
		actualErr := co.PowerStatus(buf)
		assert.Equal(t, expectedErr, actualErr)
		assert.Len(t, buf.Bytes(), 0)
	})

	t.Run("error PowerStatus SystemPowerStatus", func(t *testing.T) {
		expectedErr := fmt.Errorf("SystemPowerStatus error")
		host := &redfishutils.MockClient{}
		host.On("SystemPowerStatus").Once().Return(power.StatusUnknown, expectedErr)

		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("SelectOne").Once().Return(host, nil)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		buf := bytes.NewBuffer([]byte{})
		actualErr := co.PowerStatus(buf)
		assert.Equal(t, expectedErr, actualErr)
		assert.Len(t, buf.Bytes(), 0)
	})

	t.Run("success PowerStatus", func(t *testing.T) {
		host := &redfishutils.MockClient{}
		nodeID := "node01"
		host.On("SystemPowerStatus").Once().Return(power.StatusPoweringOn, nil)
		host.On("NodeID").Once().Return(nodeID)

		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("SelectOne").Once().Return(host, nil)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		buf := bytes.NewBuffer([]byte{})
		actualErr := co.PowerStatus(buf)
		assert.Equal(t, nil, actualErr)
		assert.Contains(t, buf.String(), nodeID)
		assert.Contains(t, buf.String(), power.StatusPoweringOn.String())
	})

	t.Run("success RemoteDirect", func(t *testing.T) {
		host := &redfishutils.MockClient{}
		host.On("RemoteDirect").Once().Return(nil)

		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("SelectOne").Once().Return(host, nil)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		co.IsoURL = "http://some-url"
		actualErr := co.RemoteDirect()
		assert.Equal(t, nil, actualErr)
	})

	t.Run("error RemoteDirect no isoURL", func(t *testing.T) {
		host := &redfishutils.MockClient{}
		host.On("RemoteDirect").Once()

		bmhInv := &mockinventory.MockBMHInventory{}
		bmhInv.On("SelectOne").Once().Return(host, nil)

		inv := &mockinventory.MockInventory{}
		inv.On("BaremetalInventory").Once().Return(bmhInv, nil)

		co := inventory.NewOptions(inv)
		actualErr := co.RemoteDirect()
		// Simply check if error is returned in isoURL is not specified
		assert.Error(t, actualErr)
	})

	t.Run("error RemoteDirect BMHInventory", func(t *testing.T) {
		inv := &mockinventory.MockInventory{}

		expectedErr := fmt.Errorf("bmh inventory error")
		inv.On("BaremetalInventory").Once().Return(nil, expectedErr)

		co := inventory.NewOptions(inv)
		actualErr := co.RemoteDirect()
		assert.Equal(t, expectedErr, actualErr)
	})
}