package core

import (
	"fmt"
	"testing"

	_ "github.com/mattn/go-sqlite3"
)

func AssertItemIs(t *testing.T, item Item, expected string) {
	actual := fmt.Sprintf(
		"%s/%s/%t/%s/%s/%s/%s/%d",
		item.Source,
		item.Id,
		item.Active,
		item.Title,
		item.Author,
		item.Body,
		item.Link,
		item.Time,
	)
	if actual != expected {
		t.Fatalf("expected %s, got %s", expected, actual)
	}
}

func TestAddItem(t *testing.T) {
	db := EphemeralDb(t)
	if err := AddSource(db, "test"); err != nil {
		t.Fatalf("failed to add source: %v", err)
	}

	if err := AddItems(db, []Item{
		{"test", "one", 0, true, "", "", "", "", 0, nil},
		{"test", "two", 0, true, "title", "author", "body", "link", 123456, nil},
	}); err != nil {
		t.Fatalf("failed to add items: %v", err)
	}
	items, err := GetActiveItemsForSource(db, "test")
	if err != nil {
		t.Fatalf("failed to get active items: %v", err)
	}
	if len(items) != 2 {
		t.Fatal("should get two items")
	}
	// order is by (time ?? created) so this ordering is correct as long as you don't run it in early 1970
	AssertItemIs(t, items[0], "test/two/true/title/author/body/link/123456")
	AssertItemIs(t, items[1], "test/one/true/////0")

	if _, err = DeactivateItem(db, "test", "one"); err != nil {
		t.Fatal(err)
	}
	items, err = GetActiveItemsForSource(db, "test")
	if err != nil {
		t.Fatal(err)
	}
	if len(items) != 1 {
		t.Fatal("should get one item")
	}

	items, err = GetAllItemsForSource(db, "test")
	if err != nil {
		t.Fatal(err)
	}
	if len(items) != 2 {
		t.Fatal("should get two items")
	}

	deleted, err := DeleteItem(db, "test", "one")
	if err != nil {
		t.Fatal(err)
	}
	if deleted != 1 {
		t.Fatal("expected one deletion")
	}

	deleted, err = DeleteItem(db, "test", "one")
	if err != nil {
		t.Fatal(err)
	}
	if deleted != 0 {
		t.Fatal("expected no deletion")
	}

	items, err = GetAllItemsForSource(db, "test")
	if err != nil {
		t.Fatal(err)
	}
	if len(items) != 1 {
		t.Fatal("should get one item")
	}
}