<?php

use Illuminate\Support\Facades\DB;

class EntityTest extends TestCase
{

    public function test_entity_creation()
    {

        // Test Creation
        $book = $this->bookCreation();
        $chapter = $this->chapterCreation($book);
        $page = $this->pageCreation($chapter);

        // Test Updating
        $book = $this->bookUpdate($book);

        // Test Deletion
        $this->bookDelete($book);
    }

    public function bookDelete(\BookStack\Book $book)
    {
        $this->asAdmin()
            ->visit($book->getUrl())
            // Check link works correctly
            ->click('Delete')
            ->seePageIs($book->getUrl() . '/delete')
            // Ensure the book name is show to user
            ->see($book->name)
            ->press('Confirm')
            ->seePageIs('/books')
            ->notSeeInDatabase('books', ['id' => $book->id]);
    }

    public function bookUpdate(\BookStack\Book $book)
    {
        $newName = $book->name . ' Updated';
        $this->asAdmin()
            // Go to edit screen
            ->visit($book->getUrl() . '/edit')
            ->see($book->name)
            // Submit new name
            ->type($newName, '#name')
            ->press('Save Book')
            // Check page url and text
            ->seePageIs($book->getUrl() . '-updated')
            ->see($newName);

        return \BookStack\Book::find($book->id);
    }

    public function test_book_sort_page_shows()
    {
        $books =  \BookStack\Book::all();
        $bookToSort = $books[0];
        $this->asAdmin()
            ->visit($bookToSort->getUrl())
            ->click('Sort')
            ->seePageIs($bookToSort->getUrl() . '/sort')
            ->seeStatusCode(200)
            ->see($bookToSort->name)
            // Ensure page shows other books
            ->see($books[1]->name);
    }

    public function test_book_sort_item_returns_book_content()
    {
        $books =  \BookStack\Book::all();
        $bookToSort = $books[0];
        $firstPage = $bookToSort->pages[0];
        $firstChapter = $bookToSort->chapters[0];
        $this->asAdmin()
            ->visit($bookToSort->getUrl() . '/sort-item')
            // Ensure book details are returned
            ->see($bookToSort->name)
            ->see($firstPage->name)
            ->see($firstChapter->name);
    }

    public function pageCreation($chapter)
    {
        $page = factory(\BookStack\Page::class)->make([
            'name' => 'My First Page'
        ]);

        $this->asAdmin()
            // Navigate to page create form
            ->visit($chapter->getUrl())
            ->click('New Page')
            ->seePageIs($chapter->getUrl() . '/create-page')
            // Fill out form
            ->type($page->name, '#name')
            ->type($page->html, '#html')
            ->press('Save Page')
            // Check redirect and page
            ->seePageIs($chapter->book->getUrl() . '/page/my-first-page')
            ->see($page->name);

        $page = \BookStack\Page::where('slug', '=', 'my-first-page')->where('chapter_id', '=', $chapter->id)->first();
        return $page;
    }

    public function chapterCreation(\BookStack\Book $book)
    {
        $chapter = factory(\BookStack\Chapter::class)->make([
            'name' => 'My First Chapter'
        ]);

        $this->asAdmin()
            // Navigate to chapter create page
            ->visit($book->getUrl())
            ->click('New Chapter')
            ->seePageIs($book->getUrl() . '/chapter/create')
            // Fill out form
            ->type($chapter->name, '#name')
            ->type($chapter->description, '#description')
            ->press('Save Chapter')
            // Check redirect and landing page
            ->seePageIs($book->getUrl() . '/chapter/my-first-chapter')
            ->see($chapter->name)->see($chapter->description);

        $chapter = \BookStack\Chapter::where('slug', '=', 'my-first-chapter')->where('book_id', '=', $book->id)->first();
        return $chapter;
    }

    public function bookCreation()
    {
        $book = factory(\BookStack\Book::class)->make([
            'name' => 'My First Book'
        ]);
        $this->asAdmin()
            ->visit('/books')
            // Choose to create a book
            ->click('Add new book')
            ->seePageIs('/books/create')
            // Fill out form & save
            ->type($book->name, '#name')
            ->type($book->description, '#description')
            ->press('Save Book')
            // Check it redirects correctly
            ->seePageIs('/books/my-first-book')
            ->see($book->name)->see($book->description);

        // Ensure duplicate names are given different slugs
        $this->asAdmin()
            ->visit('/books/create')
            ->type($book->name, '#name')
            ->type($book->description, '#description')
            ->press('Save Book')
            ->seePageIs('/books/my-first-book-2');

        $book = \BookStack\Book::where('slug', '=', 'my-first-book')->first();
        return $book;
    }

    public function test_page_search()
    {
        $book = \BookStack\Book::all()->first();
        $page = $book->pages->first();

        $this->asAdmin()
            ->visit('/')
            ->type($page->name, 'term')
            ->press('header-search-box-button')
            ->see('Search Results')
            ->see($page->name)
            ->click($page->name)
            ->seePageIs($page->getUrl());
    }

    public function test_invalid_page_search()
    {
        $this->asAdmin()
            ->visit('/')
            ->type('<p>test</p>', 'term')
            ->press('header-search-box-button')
            ->see('Search Results')
            ->seeStatusCode(200);
    }

    public function test_empty_search_redirects_back()
    {
        $this->asAdmin()
            ->visit('/')
            ->visit('/search/all')
            ->seePageIs('/');
    }

    public function test_book_search()
    {
        $book = \BookStack\Book::all()->first();
        $page = $book->pages->last();
        $chapter = $book->chapters->last();

        $this->asAdmin()
            ->visit('/search/book/' . $book->id . '?term=' . urlencode($page->name))
            ->see($page->name)

            ->visit('/search/book/' . $book->id  . '?term=' . urlencode($chapter->name))
            ->see($chapter->name);
    }

    public function test_empty_book_search_redirects_back()
    {
        $book = \BookStack\Book::all()->first();
        $this->asAdmin()
            ->visit('/books')
            ->visit('/search/book/' . $book->id . '?term=')
            ->seePageIs('/books');
    }


    public function test_entities_viewable_after_creator_deletion()
    {
        // Create required assets and revisions
        $creator = $this->getNewUser();
        $updater = $this->getNewUser();
        $entities = $this->createEntityChainBelongingToUser($creator, $updater);
        $this->actingAs($creator);
        app('BookStack\Repos\UserRepo')->destroy($creator);
        app('BookStack\Repos\PageRepo')->saveRevision($entities['page']);

        $this->checkEntitiesViewable($entities);
    }

    public function test_entities_viewable_after_updater_deletion()
    {
        // Create required assets and revisions
        $creator = $this->getNewUser();
        $updater = $this->getNewUser();
        $entities = $this->createEntityChainBelongingToUser($creator, $updater);
        $this->actingAs($updater);
        app('BookStack\Repos\UserRepo')->destroy($updater);
        app('BookStack\Repos\PageRepo')->saveRevision($entities['page']);

        $this->checkEntitiesViewable($entities);
    }

    private function checkEntitiesViewable($entities)
    {
        // Check pages and books are visible.
        $this->asAdmin();
        $this->visit($entities['book']->getUrl())->seeStatusCode(200)
            ->visit($entities['chapter']->getUrl())->seeStatusCode(200)
            ->visit($entities['page']->getUrl())->seeStatusCode(200);
        // Check revision listing shows no errors.
        $this->visit($entities['page']->getUrl())
            ->click('Revisions')->seeStatusCode(200);
    }


}