/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package mozilla.components.feature.prompts.dialog

import android.content.DialogInterface
import android.os.Looper.getMainLooper
import android.view.View.GONE
import android.widget.TextView
import androidx.appcompat.app.AlertDialog
import androidx.test.ext.junit.runners.AndroidJUnit4
import mozilla.components.feature.prompts.R.id
import mozilla.components.support.test.ext.appCompatContext
import mozilla.components.support.test.mock
import org.junit.Assert.assertEquals
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.Mock
import org.mockito.Mockito.doReturn
import org.mockito.Mockito.spy
import org.mockito.Mockito.verify
import org.mockito.MockitoAnnotations.openMocks
import org.robolectric.Shadows.shadowOf

@RunWith(AndroidJUnit4::class)
class AuthenticationDialogFragmentTest {

    @Mock private lateinit var mockFeature: Prompter

    @Before
    fun setup() {
        openMocks(this)
    }

    @Test
    fun `build dialog`() {

        val fragment = spy(
            AuthenticationDialogFragment.newInstance(
                "sessionId",
                "uid",
                true,
                "title",
                "message",
                "username",
                "password",
                onlyShowPassword = false,
                url = "https://mozilla.com"
            )
        )

        doReturn(appCompatContext).`when`(fragment).requireContext()

        val dialog = fragment.onCreateDialog(null)

        dialog.show()

        val titleTextView = dialog.findViewById<TextView>(androidx.appcompat.R.id.alertTitle)
        val messageTextView = dialog.findViewById<TextView>(android.R.id.message)
        val usernameEditText = dialog.findViewById<AutofillEditText>(id.username)
        val passwordEditText = dialog.findViewById<AutofillEditText>(id.password)

        assertEquals(fragment.sessionId, "sessionId")
        assertEquals(fragment.promptRequestUID, "uid")
        assertEquals(fragment.title, "title")
        assertEquals(fragment.message, "message")
        assertEquals(fragment.username, "username")
        assertEquals(fragment.password, "password")
        assertEquals(fragment.onlyShowPassword, false)

        assertEquals(titleTextView.text, "title")
        assertEquals(messageTextView.text, "message")
        assertEquals(usernameEditText.text.toString(), "username")
        assertEquals(passwordEditText.text.toString(), "password")

        usernameEditText.setText("new_username")
        passwordEditText.setText("new_password")

        assertEquals(usernameEditText.text.toString(), "new_username")
        assertEquals(usernameEditText.url, "https://mozilla.com")
        assertEquals(passwordEditText.text.toString(), "new_password")
        assertEquals(passwordEditText.url, "https://mozilla.com")
    }

    @Test
    fun `dialog with onlyShowPassword must not have a username field`() {

        val fragment = spy(
            AuthenticationDialogFragment.newInstance(
                "sessionId",
                "uid",
                false,
                "title",
                "message",
                "username",
                "password",
                true,
                url = "https://mozilla.com"
            )
        )

        doReturn(appCompatContext).`when`(fragment).requireContext()

        val dialog = fragment.onCreateDialog(null)

        dialog.show()

        val usernameEditText = dialog.findViewById<AutofillEditText>(id.username)

        assertEquals(usernameEditText.visibility, GONE)
    }

    @Test
    fun `when the title is not provided the dialog must has a default value`() {

        val fragment = spy(
            AuthenticationDialogFragment.newInstance(
                "sessionId",
                "uid",
                true,
                "",
                "message",
                "username",
                "password",
                true,
                url = "https://mozilla.com"
            )
        )

        doReturn(appCompatContext).`when`(fragment).requireContext()

        val dialog = fragment.onCreateDialog(null)

        dialog.show()

        val titleTextView = dialog.findViewById<TextView>(androidx.appcompat.R.id.alertTitle)

        val defaultTitle = appCompatContext.getString(AuthenticationDialogFragment.DEFAULT_TITLE)
        assertEquals(titleTextView.text.toString(), defaultTitle)
    }

    @Test
    fun `Clicking on positive button notifies the feature`() {
        val fragment = spy(
            AuthenticationDialogFragment.newInstance(
                "sessionId",
                "uid",
                false,
                "title",
                "message",
                "username",
                "password",
                false,
                url = "https://mozilla.com"
            )
        )

        fragment.feature = mockFeature

        doReturn(appCompatContext).`when`(fragment).requireContext()

        val dialog = fragment.onCreateDialog(null)
        dialog.show()

        val positiveButton = (dialog as AlertDialog).getButton(DialogInterface.BUTTON_POSITIVE)
        positiveButton.performClick()
        shadowOf(getMainLooper()).idle()

        verify(mockFeature).onConfirm("sessionId", "uid", "username" to "password")
    }

    @Test
    fun `touching outside of the dialog must notify the feature onCancel`() {
        val fragment = spy(
            AuthenticationDialogFragment.newInstance(
                "sessionId",
                "uid",
                true,
                "title",
                "message",
                "username",
                "password",
                false,
                url = "https://mozilla.com"
            )
        )

        fragment.feature = mockFeature

        doReturn(appCompatContext).`when`(fragment).requireContext()

        fragment.onCancel(mock())

        verify(mockFeature).onCancel("sessionId", "uid")
    }
}
