package sqlite_test

import (
	"testing"

	"git.arav.su/Arav/justguestbook/database/sqlite"
	"git.arav.su/Arav/justguestbook/guestbook"
	"github.com/pkg/errors"
)

const (
	testEMsg = "kek"
	testRMsg = "lol"
)

func genTestDB() (db *sqlite.SQLiteDatabase, err error) {
	db, err = sqlite.New(":memory:")
	if err != nil {
		return nil, errors.Wrap(err, "failed to init DB")
	}

	e, err := guestbook.NewEntry("Anonymous", testEMsg, "", true)
	if err != nil {
		return nil, errors.Wrap(err, "failed to create a new entry")
	}

	if err = db.NewEntry(e); err != nil {
		return nil, errors.Wrap(err, "failed to insert a new entry")
	}

	r, err := guestbook.NewReply(e.ID, testRMsg)
	if err != nil {
		return nil, errors.Wrap(err, "failed to create a new reply")
	}

	if err = db.NewReply(r); err != nil {
		return nil, errors.Wrap(err, "failed to insert a new reply")
	}

	return db, nil
}

func TestSqliteInsertAndGetAll(t *testing.T) {
	db, err := genTestDB()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		if err = db.Close(); err != nil {
			t.Error(err)
		}
	}()

	es, err := db.Entries(1, 30)
	if err != nil {
		t.Error(err)
	}

	if c, err := db.Count(); err != nil || int64(len(es)) != c {
		t.Errorf("entries count mismatch (%d != %d). Error: %s", len(es), c, err)
	}

	if es[0].Reply.Message != testRMsg {
		t.Error("reply isn't", testRMsg)
	}
}

func TestSqliteUpdateEntry(t *testing.T) {
	db, err := genTestDB()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		if err = db.Close(); err != nil {
			t.Error(err)
		}
	}()

	es0, err := db.Entries(1, 30)
	if err != nil {
		t.Error("failed to obtain entries. Error:", err)
	}

	me := es0[0]

	me.ID = es0[0].ID
	me.Name = "NotSoAnonymous"

	err = db.UpdateEntry(me)
	if err != nil {
		t.Error(err)
	}
}

func TestSqliteUpdateReply(t *testing.T) {
	db, err := genTestDB()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		if err = db.Close(); err != nil {
			t.Error(err)
		}
	}()

	es0, err := db.Entries(1, 30)
	if err != nil {
		t.Error("failed to obtain entries. Error:", err)
	}

	mr := es0[0].Reply

	mr.ID = es0[0].ID
	mr.Message = "bur"

	err = db.UpdateReply(mr)
	if err != nil {
		t.Error(err)
	}
}

func TestSqliteDeleteEntry(t *testing.T) {
	db, err := genTestDB()
	if err != nil {
		t.Error(err)
	}
	defer func() {
		if err = db.Close(); err != nil {
			t.Error(err)
		}
	}()

	dc, err := db.DeleteEntry(1)
	if err != nil {
		t.Error("cannot delete entry", err, dc)
	}

	if c, err := db.Count(); err != nil || c != 0 {
		t.Error(c, err, dc)
	}

}