package regression_test

import (
	"fmt"
	"strconv"
	"testing"

	"git.andreafazzi.eu/andrea/oef/orm"
	"github.com/remogatto/prettytest"
	"github.com/tebeka/selenium"
)

var (
	wd selenium.WebDriver
)

// Start of setup

type testSuite struct {
	prettytest.Suite
}

func TestRunner(t *testing.T) {
	prettytest.Run(
		t,
		new(testSuite),
	)
}

func (t *testSuite) BeforeAll() {
	var err error

	// Connect to the WebDriver instance running locally.
	caps := selenium.Capabilities{
		"browserName": "firefox",
	}
	wd, err = selenium.NewRemote(caps, fmt.Sprintf("http://localhost:%d/wd/hub", 4444))
	if err != nil {
		panic(err)
	}

}

func (t *testSuite) AfterAll() {
	wd.Quit()
}

func (t *testSuite) TestLogin() {
	if err := wd.Get("http://oef_regression_test:3000"); err != nil {
		panic(err)
	}

	err := findElement("#username").SendKeys("admin")
	if err != nil {
		panic(err)
	}

	err = findElement("#password").SendKeys("admin")
	if err != nil {
		panic(err)
	}

	err = findElement("button").Click()
	if err != nil {
		panic(err)
	}

	expected := []string{"JUNIOR Contest", "SENIOR Contest"}
	elements := findElements(".list-group a")
	for i, el := range elements {
		text, err := el.Text()
		if err != nil {
			panic(err)
		}
		t.Contain(expected[i], text)
	}

	logout()
}

func (t *testSuite) TestSchoolSubscription() {
	if err := wd.Get("http://oef_regression_test:3000"); err != nil {
		panic(err)
	}

	err := findElement("#school_subscription_link").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#password").SendKeys("subscribe")
	if err != nil {
		panic(err)
	}

	err = findElement("button").Click()
	if err != nil {
		panic(err)
	}

	addSchoolAsSubscriber(&orm.School{
		Name:                               "Liceo GALILEI",
		Code:                               "Fi12346789",
		Address:                            "via Trieste 1, Milano",
		Region:                             &orm.Region{Name: "Friuli"},
		Email:                              "foo.bar@school.org",
		SchoolContactPersonFirstname:       "Mario",
		SchoolContactPersonLastname:        "BROS",
		SchoolContactPersonEmail:           "mario.bros@nintendo.com",
		SchoolContactPersonTelephoneNumber: "123 456 789",
		ContestDirectorFirstname:           "Luigi",
		ContestDirectorLastname:            "BROS",
		PreviousParticipantsSelection:      30,
	})

	expected := []string{"Liceo GALILEI", "foo.bar@school.org"}
	elements := findElements("p strong")
	t.True(len(elements) > 0)
	for i, el := range elements {
		text, err := el.Text()
		if err != nil {
			panic(err)
		}
		t.Equal(expected[i], text)
	}

	credentials := findElements("dd")
	if len(credentials) == 0 {
		panic("Can't find credentials in the renderered HTML page")
	}

	username, err := credentials[0].Text()
	if err != nil {
		panic(err)
	}
	password, err := credentials[1].Text()
	if err != nil {
		panic(err)
	}

	logout()

	login(username, password)

	// Subscribe a participant
	addParticipantAsSchool(&orm.Participant{
		Firstname:  "Mario",
		Lastname:   "ROSSI",
		FiscalCode: "RSSMR1234567",
		Year:       2,
		StudyField: "Human Science",
		Category:   &orm.Category{Name: "Junior"},
	})

	// Subscribe another participant
	addParticipantAsSchool(&orm.Participant{
		Firstname:  "Serena",
		Lastname:   "BIANCA",
		FiscalCode: "BNCSR1234567",
		Year:       4,
		StudyField: "Economics",
		Category:   &orm.Category{Name: "Senior"},
	})

	alert, err := findElement(".alert").Text()
	t.Nil(err)

	t.Contain("Iscrizione completa", alert)

	findElement("#school_navbar_link").Click()

	expected = []string{"Mario ROSSI", "Serena BIANCA"}
	elements = findElements("#partecipanti_list_group a")
	t.True(len(elements) > 0)
	for i, el := range elements {
		text, err := el.Text()
		if err != nil {
			panic(err)
		}
		t.Contain(expected[i], text)
	}

	// Open the participant view

	first := findElements("#partecipanti_list_group a")[0]
	err = first.Click()
	if err != nil {
		panic(err)
	}

	// Remove the participant
	err = findElement("button.karmen-ajax-delete").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("#karmen-modal-btn-confirm").Click()
	if err != nil {
		panic(err)
	}

	// Subscribe a participant of the same existing category
	addParticipantAsSchool(&orm.Participant{
		Firstname:  "Luigi",
		Lastname:   "VERDI",
		FiscalCode: "VRDLGSR1234567",
		Year:       4,
		StudyField: "Economics",
		Category:   &orm.Category{Name: "Senior"},
	})

	alert, err = findElement(".alert").Text()
	t.Nil(err)

	t.Contain("partecipante di questa categoria", alert)

	err = findElement(".alert a").Click()
	if err != nil {
		panic(err)
	}

	// Subscribe a participant with the same fiscal code

	populateParticipantForm(&orm.Participant{
		Firstname:  "Luigi",
		Lastname:   "VERDI",
		FiscalCode: "BNCSR1234567",
		Year:       4,
		StudyField: "Economics",
		Category:   &orm.Category{Name: "Senior"},
	})

	clickPrimaryButton()

	alert, err = findElement(".alert").Text()
	if err != nil {
		panic(err)
	}

	t.Contain("codice fiscale è già presente", alert)

	removeSchoolAsAdmin("Liceo GALILEI")
	removeParticipantAsAdmin("BIANCA")

}

func (t *testSuite) TestParticipantResponse() {
	login("WINBOXGUF", "GUf3wIP0DF7")

	err := findElement("a.btn-primary").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#update-response").Click()
	if err != nil {
		panic(err)
	}

	correct := []string{
		"97", "129", "105", "113", "93", "89", "109", "141", "157",
		"85", "133", "153", "121", "117", "101", "149", "81", "145",
		"125", "137",
	}

	for _, answerId := range correct {
		err = findElement("#answer_" + answerId).Click()
		if err != nil {
			panic(err)
		}
	}

	err = findElement("button.btn-primary").Click()
	if err != nil {
		panic(err)
	}

	logout()

	login("admin", "admin")

	err = findElement("#responses_navbar_link").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#myInput").SendKeys("BOXILL")
	if err != nil {
		panic(err)
	}
	err = findElement("a.oef-selected-by-search").Click()
	if err != nil {
		panic(err)
	}

	scoreEl := findElement("#score")
	score, err := scoreEl.Text()

	t.Nil(err)
	t.Equal("20", score)

	err = findElement("a.btn-primary").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#reset_responses").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("button.btn-primary").Click()
	if err != nil {
		panic(err)
	}

	logout()
}

func (t *testSuite) TestContestActiveWindow() {
	login("admin", "admin")

	err := searchAndClick("junior")
	if err != nil {
		panic(err)
	}

	err = findElement("a.btn-primary").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#contest_description").SendKeys("Gara per la categoria JUNIOR")

	err = findElement("#contest_date").SendKeys("2020-03-04")
	err = findElement("#contest_start_time").SendKeys("14:00")
	err = findElement("#contest_end_time").SendKeys("15:00")
	err = findElement("#contest_duration").SendKeys("45")

	err = findElement(".btn-primary").Click()

	t.True(true)

	logout()
}

func findElement(selector string) selenium.WebElement {
	element, err := wd.FindElement(selenium.ByCSSSelector, selector)
	if err != nil {
		panic(err)
	}
	return element
}

func findElements(selector string) []selenium.WebElement {
	elements, err := wd.FindElements(selenium.ByCSSSelector, selector)
	if err != nil {
		panic(err)
	}
	return elements
}

func login(username, password string) {
	err := wd.Get("http://oef_regression_test:3000")
	if err != nil {
		panic(err)
	}

	err = findElement("#username").SendKeys(username)
	if err != nil {
		panic(err)
	}

	err = findElement("#password").SendKeys(password)
	if err != nil {
		panic(err)
	}

	err = findElement("button").Click()
	if err != nil {
		panic(err)
	}
}

func logout() {
	err := findElement("a#logout").Click()
	if err != nil {
		panic(err)
	}
}

func removeSchoolAsAdmin(name string) {
	logout()
	login("admin", "admin")

	err := findElement("#schools_navbar_link").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("#myInput").SendKeys(name)
	if err != nil {
		panic(err)
	}
	err = findElement("a.oef-selected-by-search").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("button.karmen-ajax-delete").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("#karmen-modal-btn-confirm").Click()
	if err != nil {
		panic(err)
	}
}

func removeParticipantAsAdmin(name string) {
	logout()
	login("admin", "admin")

	err := findElement("#participants_navbar_link").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("#myInput").SendKeys(name)
	if err != nil {
		panic(err)
	}
	err = findElement("a.oef-selected-by-search").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("button.karmen-ajax-delete").Click()
	if err != nil {
		panic(err)
	}
	err = findElement("#karmen-modal-btn-confirm").Click()
	if err != nil {
		panic(err)
	}
}

func addSchoolAsSubscriber(school *orm.School) {
	err := findElement("#school_name").SendKeys(school.Name)
	if err != nil {
		panic(err)
	}

	err = findElement("#school_code").SendKeys(school.Code)
	if err != nil {
		panic(err)
	}

	err = findElement("#school_address").SendKeys(school.Address)
	if err != nil {
		panic(err)
	}

	err = findElement("button.dropdown-toggle").Click()
	if err != nil {
		panic(err)
	}

	err = findElement(".bs-searchbox input").SendKeys(school.Region.Name)
	if err != nil {
		panic(err)
	}

	err = findElement("a.dropdown-item.active").Click()
	if err != nil {
		panic(err)
	}

	err = findElement("#school_email").SendKeys(school.Email)
	if err != nil {
		panic(err)
	}

	err = findElement("#school_contact_person_firstname").SendKeys(school.SchoolContactPersonFirstname)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_contact_person_lastname").SendKeys(school.SchoolContactPersonLastname)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_contact_person_email").SendKeys(school.SchoolContactPersonEmail)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_contact_person_telephone_number").SendKeys(school.SchoolContactPersonTelephoneNumber)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_contest_director_firstname").SendKeys(school.ContestDirectorFirstname)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_contest_director_lastname").SendKeys(school.ContestDirectorLastname)
	if err != nil {
		panic(err)
	}
	err = findElement("#school_previous_participants_selection").SendKeys(strconv.Itoa(int(school.PreviousParticipantsSelection)))
	if err != nil {
		panic(err)
	}
	err = findElement("button.btn.btn-primary").Click()
	if err != nil {
		panic(err)
	}

}

func addParticipantAsSchool(participant *orm.Participant) {
	err := findElement("#new_participant_subscribe").Click()
	if err != nil {
		panic(err)
	}
	populateParticipantForm(participant)
	clickPrimaryButton()
}

func populateParticipantForm(participant *orm.Participant) {
	err := findElement("#participant_firstname").SendKeys(participant.Firstname)
	if err != nil {
		panic(err)
	}

	err = findElement("#participant_lastname").SendKeys(participant.Lastname)
	if err != nil {
		panic(err)
	}

	err = findElement("#participant_fiscalcode").SendKeys(participant.FiscalCode)
	if err != nil {
		panic(err)
	}

	err = findElement("#participant_year").SendKeys(strconv.Itoa(participant.Year))
	if err != nil {
		panic(err)
	}

	err = findElement("#participant_study_field").SendKeys(participant.StudyField)
	if err != nil {
		panic(err)
	}

	err = findElement("button.dropdown-toggle").Click()
	if err != nil {
		panic(err)
	}

	err = findElement(".bs-searchbox input").SendKeys(participant.Category.Name)
	if err != nil {
		panic(err)
	}

	err = findElement("a.dropdown-item.active").Click()
	if err != nil {
		panic(err)
	}
}

func clickPrimaryButton() {
	err := findElement("button.btn.btn-primary").Click()
	if err != nil {
		panic(err)
	}
}

func searchAndClick(text string) error {
	err := findElement("#myInput").SendKeys(text)
	if err != nil {
		return err
	}
	err = findElement("a.oef-selected-by-search").Click()
	if err != nil {
		return err
	}

	return nil
}