package queryservice_test

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/http/httptest"
	queryservice "queryorchestration/api/queryService"
	"queryorchestration/internal/client"
	"queryorchestration/internal/database"
	"queryorchestration/internal/database/repository"
	documentclean "queryorchestration/internal/document/clean"
	documenttext "queryorchestration/internal/document/text"
	"queryorchestration/internal/job"
	"queryorchestration/internal/job/collector"
	"strings"
	"testing"

	"github.com/go-playground/validator/v10"
	"github.com/google/uuid"
	"github.com/jackc/pgx/v5"
	"github.com/labstack/echo/v4"
	"github.com/pashagolub/pgxmock/v3"
	"github.com/stretchr/testify/assert"
)

func TestCreateJob(t *testing.T) {
	pool, err := pgxmock.NewPool()
	if err != nil {
		t.Fatalf("failed to open pgxmock database: %v", err)
	}
	queries := repository.New(pool)
	db := &database.Connection{
		Queries: queries,
		Pool:    pool,
	}

	extract := documenttext.New()
	cons := queryservice.NewControllers(validator.New(), &queryservice.Services{
		Job: job.New(db, &job.Services{
			Collector: collector.New(db, &collector.Services{
				Clean: documentclean.New(),
				Text:  extract,
			}),
		}),
	})

	body := queryservice.JobCreate{
		ClientId: uuid.New(),
	}
	bodyBytes, err := json.Marshal(body)
	assert.Nil(t, err)

	e := echo.New()
	req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(string(bodyBytes)))
	req.Header.Set(echo.HeaderContentType, echo.MIMEApplicationJSON)
	rec := httptest.NewRecorder()
	ctx := e.NewContext(req, rec)

	id := uuid.New()

	pool.ExpectQuery("-- name: CreateJob :one").WithArgs(database.MustToDBUUID(body.ClientId)).WillReturnRows(
		pgxmock.NewRows([]string{"id"}).
			AddRow(database.MustToDBUUID(id)),
	)
	pool.ExpectBeginTx(pgx.TxOptions{})
	pool.ExpectQuery("name: CreateCollector :one").WithArgs(database.MustToDBUUID(id)).WillReturnRows(
		pgxmock.NewRows([]string{"id"}).
			AddRow(database.MustToDBUUID(uuid.New())),
	)
	pool.ExpectCommit()

	err = cons.CreateJob(ctx)
	assert.Nil(t, err)
	assert.Equal(t, http.StatusCreated, rec.Code)
	assert.Equal(t, fmt.Sprintf("{\"id\":\"%s\"}\n", id), rec.Body.String())
}

func TestGetJob(t *testing.T) {
	pool, err := pgxmock.NewPool()
	if err != nil {
		t.Fatalf("failed to open pgxmock database: %v", err)
	}
	queries := repository.New(pool)
	db := &database.Connection{
		Queries: queries,
		Pool:    pool,
	}

	cons := queryservice.NewControllers(validator.New(), &queryservice.Services{
		Job: job.New(db, &job.Services{
			Client: client.New(db),
		}),
	})

	e := echo.New()
	req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(""))
	rec := httptest.NewRecorder()
	ctx := e.NewContext(req, rec)

	j := job.Job{
		ID:       uuid.New(),
		ClientID: uuid.New(),
		CanSync:  true,
	}

	pool.ExpectQuery("name: GetJob :one").WithArgs(database.MustToDBUUID(j.ID)).WillReturnRows(
		pgxmock.NewRows([]string{"id", "clientId", "canSync"}).
			AddRow(database.MustToDBUUID(j.ID), database.MustToDBUUID(j.ClientID), j.CanSync),
	)
	pool.ExpectQuery("name: GetClient :one").WithArgs(database.MustToDBUUID(j.ClientID)).
		WillReturnRows(
			pgxmock.NewRows([]string{"id", "name", "canSync"}).
				AddRow(database.MustToDBUUID(j.ClientID), "client_name", true),
		)

	err = cons.GetJob(ctx, j.ID)
	assert.Nil(t, err)
	assert.Equal(t, http.StatusOK, rec.Code)

	var res queryservice.Job
	err = json.Unmarshal(rec.Body.Bytes(), &res)
	assert.Nil(t, err)
	assert.EqualExportedValues(t, queryservice.Job{
		Id:       j.ID,
		ClientId: j.ClientID,
		CanSync:  j.CanSync,
	}, res)
}

func TestUpdateJob(t *testing.T) {
	pool, err := pgxmock.NewPool()
	if err != nil {
		t.Fatalf("failed to open pgxmock database: %v", err)
	}
	queries := repository.New(pool)
	db := &database.Connection{
		Queries: queries,
		Pool:    pool,
	}

	cons := queryservice.NewControllers(validator.New(), &queryservice.Services{
		Job: job.New(db, &job.Services{
			Client: client.New(db),
		}),
	})

	j := job.Job{
		ID:       uuid.New(),
		ClientID: uuid.New(),
		CanSync:  false,
	}

	ucs := !j.CanSync
	body := queryservice.JobUpdate{
		CanSync: &ucs,
	}
	bodyBytes, err := json.Marshal(body)
	assert.Nil(t, err)

	e := echo.New()
	req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(string(bodyBytes)))
	req.Header.Set(echo.HeaderContentType, echo.MIMEApplicationJSON)
	rec := httptest.NewRecorder()
	ctx := e.NewContext(req, rec)

	pool.ExpectQuery("name: GetJob :one").WithArgs(database.MustToDBUUID(j.ID)).WillReturnRows(
		pgxmock.NewRows([]string{"id", "clientId", "canSync"}).
			AddRow(database.MustToDBUUID(j.ID), database.MustToDBUUID(j.ClientID), j.CanSync),
	)
	pool.ExpectQuery("name: GetClient :one").WithArgs(database.MustToDBUUID(j.ClientID)).
		WillReturnRows(
			pgxmock.NewRows([]string{"id", "name", "canSync"}).
				AddRow(database.MustToDBUUID(j.ClientID), "client_name", true),
		)
	pool.ExpectQuery("name: GetClient :one").WithArgs(database.MustToDBUUID(j.ClientID)).
		WillReturnRows(
			pgxmock.NewRows([]string{"id", "name", "canSync"}).
				AddRow(database.MustToDBUUID(j.ClientID), "client_name", true),
		)
	pool.ExpectExec("name: UpdateJob :exec").WithArgs(ucs, database.MustToDBUUID(j.ID)).
		WillReturnResult(pgxmock.NewResult("", 1))

	err = cons.UpdateJob(ctx, j.ID)
	assert.Nil(t, err)
	assert.Equal(t, http.StatusOK, rec.Code)
	assert.Empty(t, rec.Body.String())
}