package handler

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"
	"time"

	"git.kundeng.us/phoenix/textsender-models/pkg/contact"
	"git.kundeng.us/phoenix/textsender-models/pkg/message"
	"git.kundeng.us/phoenix/textsender-models/pkg/message/scheduling"
	"github.com/google/uuid"
	"github.com/stretchr/testify/assert"

	"git.kundeng.us/phoenix/textsender-api/internal/handler/endpoint"
	"git.kundeng.us/phoenix/textsender-api/internal/store/mock"
)

type CreateScheduledMessageEventRequest struct {
	RecipientId        uuid.UUID `json:"recipient_id"`
	MessageId          uuid.UUID `json:"message_id"`
	ScheduledMessageId uuid.UUID `json:"scheduled_message_id"`
}

func TestCreateScheduledMessageEventWithMock(t *testing.T) {
	now := time.Now()

	mockStore := mock.NewMockScheduledMessageEventStore()
	contactStore := mock.NewMockContactStore()
	messageStore := mock.NewMockMessageStore()
	schMsgStore := mock.NewMockScheduledMessageStore()

	handler := NewScheduledMessageEventHandler(mockStore, schMsgStore)

	recipientId := uuid.New()
	messageId := uuid.New()
	scheduledMessageId := uuid.New()
	testUserId := uuid.New()

	con := contact.Contact{}
	con.Id = recipientId
	con.PhoneNumber = "+10123456789"
	con.UserId = testUserId

	msg := message.Message{}
	msg.Id = messageId
	msg.Content = "Oh how the might have fallen"
	msg.UserId = testUserId

	schMsg := scheduling.ScheduledMessage{}
	schMsg.Id = scheduledMessageId
	schMsg.UserId = testUserId
	schMsg.Scheduled = now.Add(20 * time.Minute)
	schMsg.Status = scheduling.Pending

	ctx := t.Context()

	if err := contactStore.CreateContact(ctx, &con); err != nil {
		assert.NoError(t, err, "Error creating contact: %v", err)
	} else if err = messageStore.CreateMessage(ctx, &msg); err != nil {
		assert.NoError(t, err, "Error creating message: %v", err)
	} else if err = schMsgStore.CreateScheduledMessage(ctx, &schMsg); err != nil {
		assert.NoError(t, err, "Error creating scheduled message: %v", err)
	}

	testReq := CreateScheduledMessageEventRequest{RecipientId: recipientId, MessageId: messageId, ScheduledMessageId: scheduledMessageId}
	jsonValue, _ := json.Marshal(testReq)

	req, _ := http.NewRequest("POST", endpoint.AddEventToScheduledMessageEndpoint, strings.NewReader(string(jsonValue)))
	rr := httptest.NewRecorder()

	handler.AddScheduledMessageEvent(rr, req)

	assert.Equal(t, http.StatusCreated, rr.Code)

	var response AddScheduledMessageEventResponse
	err := json.Unmarshal(rr.Body.Bytes(), &response)
	assert.NoError(t, err, "Error creating event %v", err)

	assert.NotEmpty(t, response.Data, "No event created")

	var event scheduling.ScheduledMessageEvent
	event = response.Data[0]

	assert.NotEmpty(t, event.Created, "Created date should not be empty")
}

func TestGetScheduledMessageEventWithMock(t *testing.T) {
	now := time.Now()

	contactStore := mock.NewMockContactStore()
	messageStore := mock.NewMockMessageStore()
	schMsgStore := mock.NewMockScheduledMessageStore()
	schMsgEventStore := mock.NewMockScheduledMessageEventStore()
	handler := NewScheduledMessageEventHandler(schMsgEventStore, schMsgStore)

	recipientId := uuid.New()
	messageId := uuid.New()
	scheduledMessageId := uuid.New()
	testUserId := uuid.New()

	con := contact.Contact{}
	con.Id = recipientId
	con.PhoneNumber = "+10123456789"
	con.UserId = testUserId

	msg := message.Message{}
	msg.Id = messageId
	msg.Content = "Oh how the might have fallen"
	msg.UserId = testUserId

	schMsg := scheduling.ScheduledMessage{}
	schMsg.Id = scheduledMessageId
	schMsg.UserId = testUserId
	schMsg.Scheduled = now.Add(20 * time.Minute)
	schMsg.Status = scheduling.Pending

	event := scheduling.ScheduledMessageEvent{}
	event.MessageId = msg.Id
	event.RecipientId = con.Id
	event.ScheduledMessageId = schMsg.Id

	ctx := t.Context()

	if err := contactStore.CreateContact(ctx, &con); err != nil {
		assert.NoError(t, err, "Error creating contact: %v", err)
	} else if err = messageStore.CreateMessage(ctx, &msg); err != nil {
		assert.NoError(t, err, "Error creating message: %v", err)
	} else if err = schMsgStore.CreateScheduledMessage(ctx, &schMsg); err != nil {
		assert.NoError(t, err, "Error creating scheduled message: %v", err)
	} else if err = schMsgEventStore.CreateScheduledMessageEvent(ctx, &event); err != nil {
		assert.NoError(t, err, "Error creating scheduled message event: %v", err)
	}

	endpointValue := strings.Replace(endpoint.GetScheduledMessageEventEndpoint, "{id}", event.Id.String(), 1)
	req, _ := http.NewRequest("GET", endpointValue, nil)
	rr := httptest.NewRecorder()

	handler.GetScheduledMessageEvent(rr, req)

	assert.Equal(t, http.StatusOK, rr.Code)

	var response GetScheduledMessageEventResponse
	err := json.Unmarshal(rr.Body.Bytes(), &response)
	assert.NoError(t, err, "Error creating event %v", err)

	assert.NotEmpty(t, response.Data, "No event created")

	msgEvent := response.Data[0]

	assert.NotEmpty(t, msgEvent.Created, "Created date should not be empty")
}