package slaveniMovieland.wicket.app.admin.movies;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.apache.wicket.PageParameters;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.ajax.markup.html.form.AjaxButton;
import org.apache.wicket.behavior.SimpleAttributeModifier;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.ChoiceRenderer;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.TextArea;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.apache.wicket.markup.html.link.Link;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.list.PageableListView;
import org.apache.wicket.markup.html.navigation.paging.PagingNavigator;
import org.apache.wicket.markup.html.panel.FeedbackPanel;
import org.apache.wicket.model.PropertyModel;
import org.apache.wicket.util.value.ValueMap;
import slaveniMovieland.dal.ProviderManager;
import slaveniMovieland.dal.entities.Genre;
import slaveniMovieland.dal.entities.Movie;
import slaveniMovieland.dal.interfaces.IGenreDal;
import slaveniMovieland.dal.interfaces.IMovieDal;
import slaveniMovieland.wicket.app.admin.AdminPage;

public class MoviesAdminPage extends AdminPage
{
    int languageId = getMovielandSession().getLanguage().getId();
    List<Movie> moviesList = null;
    PageableListView moviesListView = null;
    EditMovieForm editForm = null;

    @SuppressWarnings("serial")
    private class AddMovieForm extends Form
    {
        private static final long serialVersionUID = 1L;
        private ValueMap properties = new ValueMap();
        @SuppressWarnings("unchecked")
        private List genres = null;
        private TextField nameAdd;
        private DropDownChoice genreAdd;
        private TextField yearAdd;
        private TextArea descriptionAdd;
        private TextArea crewAdd;
        private TextField priceAdd;
        private Button resetAdd;

        private List getGenres(){
            int languageId = getMovielandSession().getLanguage().getId();
            List<Genre> genres = ProviderManager.getDal(IGenreDal.class)
                                 .getByLanguageId(languageId);
            List tmpGenereList = new ArrayList<String>();
            for(Genre g : genres){
                tmpGenereList.add(g.getName());
            }
            return tmpGenereList;
        }

        private FeedbackPanel feedback;
        /* form */
        public AddMovieForm(String id)
        {
            super(id);
            setOutputMarkupId(true);

            /* fields */
            nameAdd = new TextField("nameAdd", new PropertyModel(properties, "nameAdd"));
            nameAdd.setRequired(true);
            add(nameAdd);

            /* get Genres from DB */
            List<Genre> genres = ProviderManager.getDal(IGenreDal.class).getAll();
            ChoiceRenderer genreRender = new ChoiceRenderer("name");
            genreAdd = new DropDownChoice("genreAdd", new PropertyModel(
                    properties, "genreAdd"), genres, genreRender);
            genreAdd.setRequired(true);
            add(genreAdd);

            yearAdd = new TextField("yearAdd", new PropertyModel(
                    properties, "yearAdd"), Integer.class);
            yearAdd.setRequired(true);
            add(yearAdd);

            descriptionAdd = new TextArea("descriptionAdd", new PropertyModel(
                    properties, "descriptionAdd"));
            descriptionAdd.setRequired(true);
            add(descriptionAdd);

            crewAdd = new TextArea("crewAdd", new PropertyModel(properties, "crewAdd"));
            add(crewAdd);

            priceAdd = new TextField("priceAdd", new PropertyModel(
                    properties, "priceAdd"), Double.class);
            priceAdd.setRequired(true);
            add(priceAdd);



            /* panel */
            feedback = new FeedbackPanel("feedback");
            feedback.setOutputMarkupId(true);
            add(feedback);

            AjaxButton addSave = new AjaxButton("addSave", this)
            {
                private static final long serialVersionUID = 1L;

                @Override
                protected void onSubmit(AjaxRequestTarget target, Form form)
                {
                    onSubmitButton();
                    target.appendJavascript("window.history.go(0);");
                }

                @Override
                protected void onError(AjaxRequestTarget target, Form form)
                {
                    target.addComponent(form);
                }
            };
            add(addSave);
        }

        protected void onSubmitButton()
        {
            String nameAdd = properties.getString("nameAdd");
            Genre genreAdd = (Genre)properties.get("genreAdd");
            int yearAdd = properties.getInt("yearAdd");
            String descriptionAdd = properties.getString("descriptionAdd");
            String crewAdd = properties.getString("crewAdd");
            double priceAdd = properties.getDouble("priceAdd");

            /* set fields */
            Movie movie = new Movie();
            movie.setName(nameAdd);
            movie.setYear(yearAdd);
            movie.setDescription(descriptionAdd);
            movie.setPrice(priceAdd);
            movie.setCrew(crewAdd);
            movie.setGenre(genreAdd);

            try
            {
                ProviderManager.getDal(IMovieDal.class).insert(movie);
                cleanInput();
                info("Successfully added a movie.");
            }
            catch (Exception e)
            {
                System.out.print(e.getMessage());
                info("Error adding a movie.");
            }
        }

        public void cleanInput()
        {
            properties.clear();
        }
    }

    private class EditMovieForm extends Form
    {
        private static final long serialVersionUID = 1L;
        private ValueMap properties = new ValueMap();

        private TextField nameEdit;
        private DropDownChoice genreEdit;
        private TextField yearEdit;
        private TextArea descriptionEdit;
        private TextArea crewEdit;
        private TextField priceEdit;
        private FeedbackPanel feedback;
        Movie movie = null;

        private BookmarkablePageLink imageAddLink;
        PageParameters params = null;

        private List getGenres(){
            int languageId = getMovielandSession().getLanguage().getId();
            List<Genre> genres = ProviderManager.getDal(IGenreDal.class)
                                 .getByLanguageId(languageId);
            List tmpGenereList = new ArrayList<String>();
            for(Genre g : genres){
                tmpGenereList.add(g.getName());
            }
            return tmpGenereList;
        }

        /* form */
        public EditMovieForm(String id)
        {
            super(id);
            setOutputMarkupId(true);

            /* fields */
            nameEdit = new TextField("nameEdit", new PropertyModel(properties, "nameEdit"));
            nameEdit.setRequired(true);
            add(nameEdit);

            /* get Genres from DB */
            List<Genre> genres = ProviderManager.getDal(IGenreDal.class).getAll();
            ChoiceRenderer genreRender = new ChoiceRenderer("name");
            genreEdit = new DropDownChoice("genreEdit", new PropertyModel(
                    properties, "genreEdit"), genres, genreRender);
            genreEdit.setRequired(true);
            add(genreEdit);

            yearEdit = new TextField("yearEdit", new PropertyModel(
                    properties, "yearEdit"), Integer.class);
            yearEdit.setRequired(true);
            add(yearEdit);

            descriptionEdit = new TextArea("descriptionEdit",
                    new PropertyModel(properties, "descriptionEdit"));
            descriptionEdit.setRequired(true);
            add(descriptionEdit);

            crewEdit = new TextArea("crewEdit", new PropertyModel(properties, "crewEdit"));
            add(crewEdit);

            priceEdit = new TextField("priceEdit", new PropertyModel(
                    properties, "priceEdit"), Double.class);
            priceEdit.setRequired(true);
            add(priceEdit);

            params = new PageParameters();
            /* test */
            params.add("movieId", Integer.toString(33));

            imageAddLink = new BookmarkablePageLink("imageAddLink", MoviesImageUploadPage.class, params);
            imageAddLink.add(new Label("imageAddLinkLabel","Add images"));
            /* panel */
            feedback = new FeedbackPanel("feedback");
            feedback.setOutputMarkupId(true);
            add(feedback);

            AjaxButton editSave = new AjaxButton("editSave", this)
            {
                private static final long serialVersionUID = 1L;

                @Override
                protected void onSubmit(AjaxRequestTarget target, Form form)
                {
                    onSubmitButton();
                    target.addComponent(form);
                }

                @Override
                protected void onError(AjaxRequestTarget target, Form form)
                {
                    target.addComponent(form);
                }
            };
            add(editSave);
            add(imageAddLink);

        }

        protected void onSubmitButton()
        {
            if (movie == null)
            {
                info("Please select movie.");
                return;
            }

            int movieId = properties.getInt("movieId");
            String nameEdit = properties.getString("nameEdit");
            Genre genreEdit = (Genre)properties.get("genreEdit");
            int yearEdit = properties.getInt("yearEdit");
            String descriptionEdit = properties.getString("descriptionEdit");
            String crewEdit = properties.getString("crewEdit");
            double priceEdit = Double.valueOf(properties.getString("priceEdit"));

            /* set fields */
            Movie newMovie = movie;
            newMovie.setId(movieId);
            newMovie.setName(nameEdit);
            newMovie.setYear(yearEdit);
            newMovie.setDescription(descriptionEdit);
            newMovie.setPrice(priceEdit);
            newMovie.setCrew(crewEdit);
            newMovie.setGenre(genreEdit);

            try
            {
                ProviderManager.getDal(IMovieDal.class).update(newMovie);
                moviesList.remove(movie);
                moviesList.add(newMovie);
                info("Edit successful.");
            }
            catch (Exception e)
            {
                e.printStackTrace();
                info("Edit failed.");
            }
        }

        public void showMovieData(Movie m)
        {
            properties.put("nameEdit", m.getName());
            properties.put("genreEdit", m.getGenre());
            properties.put("yearEdit", m.getYear());
            properties.put("descriptionEdit", m.getDescription());
            properties.put("crewEdit", m.getCrew());
            properties.put("priceEdit", m.getPrice());
            properties.put("movieId", m.getId());
            movie = m;
            params.put("movieId", m.getId());
        }
    }

    @SuppressWarnings("rawtypes")
    private class SearchMovieForm extends Form
    {
        private static final long serialVersionUID = 1L;
        private ValueMap properties = new ValueMap();
        private TextField keyword;
        private DropDownChoice choice;
        final List terms = Arrays.asList(new String[] { "Name", "Genre", "Year" });

        /* form */
        public SearchMovieForm(String id)
        {
            super(id);
            /* fields */
            keyword = new TextField("keyword", new PropertyModel(properties, "keyword"));
            add(keyword);

            choice = new DropDownChoice("choice", new PropertyModel(properties, "choice"), terms);
            add(choice);
        }

        @Override
        protected void onSubmit()
        {
            String keyword = properties.getString("keyword");
            String column = properties.getString("choice");
            displayMovieSearchResults(keyword, column);
            resetMovieList();
        }
    }

    public List<Movie> searchMovies(String keyword, String choice)
    {
        return ProviderManager.getDal(IMovieDal.class).searchMovies(keyword, choice);
    }

    private void displayMovieSearchResults(String keyword, String column)
    {
        try
        {
            this.moviesListView = this.displaySearchResults(keyword, column);
        }
        catch (Exception e)
        {
            e.getMessage();
        }
    }

    public void removeMovieList()
    {
        try
        {
            this.remove(moviesListView);
            this.remove("navigator");
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    public void addMovieList()
    {
        try
        {
            this.add(moviesListView);
            PagingNavigator navigator = new PagingNavigator("navigator", moviesListView);
            if (moviesList.size() > 20)
                navigator.setVisible(true);
            else
                navigator.setVisible(false);
            add(navigator);
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    public void resetMovieList()
    {
        removeMovieList();
        addMovieList();
    }

    private PageableListView displaySearchResults(String keyword, String choice)
    {
        if(moviesListView != null)
            moviesListView.removeAll();
        moviesList = searchMovies(keyword, choice);
        moviesListView = new PageableListView("moviesListView", moviesList, 20)
        {
            public void populateItem(ListItem item)
            {
                final Movie movie = (Movie) item.getModelObject();
                item.add(new Label("name", movie.getName()));
                item.add(new Label("genre", movie.getGenre().getName()));
                item.add(new Label("year", movie.getYear() + ""));
                item.add(new Label("price", movie.getPrice() + ""));

                Link delete = new Link("delete", item.getModel())
                {
                    @Override
                    public void onClick()
                    {
                        try
                        {
                            Movie selectedMovie = (Movie) getModelObject();
                            ProviderManager.getDal(IMovieDal.class).delete(
                                    selectedMovie.getId());
                            moviesList.remove(selectedMovie);
                        }
                        catch (Exception e)
                        {
                            e.printStackTrace();
                        }

                    }
                };
                String message = "Do you want to delete this movie?";
                delete.add(new SimpleAttributeModifier("onclick", "return confirm(' " + message + " ');"));
                item.add(delete);

                item.add(new AjaxLink("edit")
                {
                    @Override
                    public void onClick(AjaxRequestTarget target)
                    {
                        try
                        {
                            editForm.showMovieData(movie);
                            target.addComponent(editForm);
                            target.appendJavascript("$('#accordion').accordion('activate', 2);");
                        }
                        catch (Exception e)
                        {
                            e.printStackTrace();
                        }
                    }
                });
            }
        };
        moviesListView.setOutputMarkupId(true);
        return moviesListView;
    }

    public MoviesAdminPage()
    {
        AddMovieForm addForm = new AddMovieForm("addMovieForm");
        add(addForm);
        editForm = new EditMovieForm("editMovieForm");
        add(editForm);
        SearchMovieForm searchForm = new SearchMovieForm("searchMoviesForm");
        add(searchForm);
        moviesListView = displaySearchResults("", "");
        addMovieList();
    }
}