// vim: et:ts=4:sw=4:sts=4:ft=javascript

pandora.ui.item = function() {

    var that = Ox.Element();

    pandora.api.get({
        id: pandora.user.ui.item,
        keys: ['video', 'timeline'].indexOf(pandora.user.ui.itemView) > -1 ?
              [ 'cuts', 'duration', 'layers', 'parts', 'rendered', 'rightslevel', 'size', 'title', 'videoRatio'] : []
    }, pandora.user.level == 'admin' && pandora.user.ui.itemView == 'info' ? 0 : -1, function(result) {

        if (result.status.code == 200) {
            // fixme: can the history state title get updated too?
            document.title = pandora.getPageTitle(result.data.title);
        }

        /*if (result.status.code != 200) {
            pandora.$ui.contentPanel.replaceElement(1,
                Ox.Element()
                    .css({marginTop: '32px', fontSize: '12px', textAlign: 'center'})
                    .html(
                        'Sorry, we can\'t find the '
                        + pandora.site.itemName.singular.toLowerCase()
                        + ' you\'re looking for.'
                    )
            );
        }*/

        if (['video', 'timeline'].indexOf(pandora.user.ui.itemView) > -1) {
            // fixme: layers have value, subtitles has text?
            var subtitles = result.data.layers.subtitles
                    ? result.data.layers.subtitles.map(function(subtitle) {
                        return {'in': subtitle['in'], out: subtitle.out, text: subtitle.value};
                    })
                    : [],
                canPlayClips = pandora.site.capabilities.canPlayClips[pandora.user.level] >= result.data.rightslevel,
                canPlayVideo = pandora.site.capabilities.canPlayVideo[pandora.user.level] >= result.data.rightslevel,
                censored = canPlayVideo ? []
                    : canPlayClips ? (
                        subtitles.length
                            ? Ox.merge(
                                subtitles.map(function(subtitle, i) {
                                    return {
                                        'in': i == 0 ? 0 : subtitles[i - 1].out,
                                        out: subtitle['in']
                                    };
                                }),
                                [{'in': Ox.last(subtitles).out, out: result.data.duration}]
                            )
                            : Ox.range(0, result.data.duration - 5, 60).map(function(position) {
                                return {
                                    'in': position + 5,
                                    out: Math.max(position + 60, result.data.duration)
                                };
                            })
                    )
                    : [{'in': 0, out: result.data.duration}],
                layers = [],
                video = {};

            pandora.site.layers.forEach(function(layer, i) {
                layers[i] = Ox.extend({}, layer, {items: result.data.layers[layer.id]});
            });
            pandora.site.video.resolutions.forEach(function(resolution) {
                video[resolution] = Ox.range(result.data.parts).map(function(i) {
                    var part = (i + 1),
                        prefix = pandora.site.site.videoprefix.replace('PART', part);
                    return prefix + '/' + pandora.user.ui.item + '/'
                        + resolution + 'p' + part + '.' + pandora.user.videoFormat;
                });
            });
        }

        if (!result.data.rendered && [
            'clips', 'map', 'video', 'timeline'
        ].indexOf(pandora.user.ui.itemView) > -1) {
            pandora.$ui.contentPanel.replaceElement(1,
                Ox.Element()
                    .css({marginTop: '32px', fontSize: '12px', textAlign: 'center'})
                    .html(
                        'Sorry, <i>' + result.data.title
                        + '</i> currently doesn\'t have a '
                        + pandora.user.ui.itemView + ' view.'
                    )
            );

        } else if (pandora.user.ui.itemView == 'info') {
            //Ox.print('result.data', result.data)
            if (pandora.user.level == 'admin' && false) {
                var $form,
                    $edit = Ox.Element()
                    .append($form = Ox.FormElementGroup({
                        elements: Ox.map(pandora.site.sortKeys, function(key) {
                            return Ox.Input({
                                id: key.id,
                                label: key.title,
                                labelWidth: 100,
                                value: result.data[key.id],
                                type: 'text',
                                width: 500 
                            });
                        }),
                        separators: [
                            {title: '', width: 0}
                        ]
                    }))
                    .append(Ox.Button({
                        title: 'Save',
                        type: 'text'
                    }).bindEvent({
                        click: function(data) {
                            // fixme: cleanup
                            var values = $form.value();
                            var changed = {};
                            Ox.map(pandora.site.itemKeys, function(key, i) {
                                if(values[i] && values[i] != ''+result.data[key.id]) {
                                    if(Ox.isArray(key.type) && key.type[0] == 'string') {
                                        changed[key.id] = values[i].split(', ');
                                    } else {
                                        changed[key.id] = values[i];
                                    }
                                }
                            });
                            if(changed) {
                                pandora.api.edit(Ox.extend(changed, {id: pandora.user.ui.item}), function(result) {
                                    //fixme just reload parts that need reloading
                                    window.location.reload();
                                });    
                            }
                        }
                    }));
                pandora.$ui.contentPanel.replaceElement(1, pandora.$ui.item = $edit);
            } else {
                pandora.$ui.contentPanel.replaceElement(1,
                    pandora.$ui.item = pandora.ui.infoView(result.data)
                        .bindEvent({
                            resize: function() {
                                pandora.$ui.item.resize();
                            }
                        })
                );
            }

        } else if (pandora.user.ui.itemView == 'clips') {
            pandora.$ui.contentPanel.replaceElement(1,
                pandora.$ui.clips = pandora.ui.clipList(result.data.videoRatio)
            );

        } else if (pandora.user.ui.itemView == 'video') {
            // fixme: duplicated
            var clipsQuery = pandora.getClipsQuery(),
                isClipsQuery = !!clipsQuery.conditions.length;
            // ...
            pandora.$ui.contentPanel.replaceElement(1, pandora.$ui.player = Ox.VideoPanelPlayer({
                annotationsSize: pandora.user.ui.annotationsSize,
                censored: censored,
                cuts: result.data.cuts || [],
                duration: result.data.duration,
                find: isClipsQuery ? clipsQuery.conditions[0].value : '',
                getTimelineImageURL: function(i) {
                    return '/' + pandora.user.ui.item + '/timeline64p' + i + '.png';
                },
                height: pandora.$ui.contentPanel.size(1),
                'in': pandora.user.ui.videoPoints[pandora.user.ui.item]['in'],
                muted: pandora.user.ui.videoMuted,
                out: pandora.user.ui.videoPoints[pandora.user.ui.item].out,
                position: pandora.user.ui.videoPoints[pandora.user.ui.item].position,
                scaleToFill: pandora.user.ui.videoScale == 'fill',
                showAnnotations: pandora.user.ui.showAnnotations,
                showControls: pandora.user.ui.showControls,
                subtitles: subtitles,
                tooltips: true,
                timeline: '/' + pandora.user.ui.item + '/timeline16p.png',
                video: video,
                volume: pandora.user.ui.videoVolume,
                width: pandora.$ui.document.width() - pandora.$ui.mainPanel.size(0) - 1
            }).bindEvent({
                muted: function(data) {
                    pandora.UI.set('muted', data.muted);
                },
                position: function(data) {
                    pandora.UI.set('videoPoints.' + pandora.user.ui.item + '.position', data.position);
                },
                resizeannotations: function(data) {
                    pandora.UI.set('annotationsSize', data.annotationsSize);
                },
                scale: function(data) {
                    pandora.UI.set('videoScale', data.scale);
                },
                toggleannotations: function(data) {
                    pandora.UI.set('showAnnotations', data.showAnnotations);
                },
                togglecontrols: function(data) {
                    pandora.UI.set('showControls', data.showControls);
                },
                volume: function(data) {
                    pandora.UI.set('volume', data.volume);
                },
                pandora_showannotations: function(data) {
                    pandora.$ui.player.options({showAnnotations: data.value});
                }
            }));

        } else if (pandora.user.ui.itemView == 'timeline') {
            var clipsQuery = pandora.getClipsQuery(),
                isClipsQuery = !!clipsQuery.conditions.length;
            pandora.$ui.contentPanel.replaceElement(1, pandora.$ui.editor = Ox.VideoEditor({
                annotationsSize: pandora.user.ui.annotationsSize,
                censored: censored,
                cuts: result.data.cuts || [],
                duration: result.data.duration,
                find: isClipsQuery ? clipsQuery.conditions[0].value : '',
                getFrameURL: function(position) {
                    return '/' + pandora.user.ui.item + '/' + Ox.last(pandora.site.video.resolutions) + 'p' + position + '.jpg';
                },
                getLargeTimelineImageURL: function(i) {
                    return '/' + pandora.user.ui.item + '/timeline64p' + i + '.png';
                },
                getSmallTimelineImageURL: function(i) {
                    return '/' + pandora.user.ui.item + '/timeline16p' + i + '.png';
                },
                height: pandora.$ui.contentPanel.size(1),
                id: 'editor',
                'in': pandora.user.ui.videoPoints[pandora.user.ui.item]['in'],
                layers: layers,
                muted: pandora.user.ui.videoMuted,
                out: pandora.user.ui.videoPoints[pandora.user.ui.item].out,
                position: pandora.user.ui.videoPoints[pandora.user.ui.item].position,
                posterFrame: parseInt(video.duration / 2),
                showAnnotations: pandora.user.ui.showAnnotations,
                showLargeTimeline: true,
                subtitles: subtitles,
                tooltips: true,
                video: video,
                videoRatio: result.data.videoRatio,
                videoSize: pandora.user.ui.videoSize,
                width: pandora.$ui.document.width() - pandora.$ui.mainPanel.size(0) - 1
            }).bindEvent({
                points: function(data) {
                    pandora.UI.set('videoPoints.' + pandora.user.ui.item, {
                        'in': data['in'],
                        out: data.out,
                        position: pandora.user.ui.videoPoints[pandora.user.ui.item].position
                    });
                },
                position: function(data) {
                    pandora.UI.set('videoPoints.' + pandora.user.ui.item + '.position', data.position);
                },
                resize: function(data) {
                    Ox.print('RESIZE!!', data.size)
                    pandora.$ui.editor.options({
                        height: data.size
                    });
                },
                resizeend: function(data) {
                    pandora.UI.set({annotationsSize: data.size});
                },
                togglesize: function(data) {
                    pandora.UI.set({videoSize: data.size});
                },
                addannotation: function(data) {
                    Ox.print('addAnnotation', data);
                    data.item = pandora.user.ui.item;
                    data.value = 'Click to edit';
                    pandora.api.addAnnotation(data, function(result) {
                        pandora.$ui.editor.addAnnotation(data.layer, result.data);
                    });
                },
                removeannotations: function(data) {
                    pandora.api.removeAnnotations(data, function(result) {
                        //fixme: check for errors
                        pandora.$ui.editor.removeAnnotations(data.layer, data.ids);
                    });
                },
                toggleannotations: function(data) {
                    pandora.UI.set('showAnnotations', data.showAnnotations);
                },
                updateannotation: function(data) {
                    //fixme: check that edit was successfull
                    pandora.api.editAnnotation(data, function(result) {
                        Ox.print('done updateAnnotation', result);
                        
                    });
                },
                pandora_showannotations: function(data) {
                    pandora.$ui.editor.options({showAnnotations: data.value});
                }
            }));
            that.bindEvent('resize', function(data) {
                //Ox.print('resize item', data)
                pandora.$ui.editor.options({
                    height: data.size
                });
            });
            /*
            pandora.$ui.rightPanel.bindEvent('resize', function(data) {
                Ox.print('... rightPanel resize', data, pandora.$ui.timelinePanel.size(1))
                pandora.$ui.editor.options({
                    width: data - pandora.$ui.timelinePanel.size(1) - 1
                });
            });
            */
        } else if (pandora.user.ui.itemView == 'map') {
            pandora.$ui.contentPanel.replaceElement(1, pandora.ui.navigationView('map', result.data.videoRatio));

        } else if (pandora.user.ui.itemView == 'calendar') {
            pandora.$ui.contentPanel.replaceElement(1, pandora.ui.navigationView('calendar', result.data.videoRatio));

        } else if (pandora.user.ui.itemView == 'data') {
            var stats = Ox.Container();
            Ox.TreeList({
                data: result.data,
                width: pandora.$ui.mainPanel.size(1) - Ox.UI.SCROLLBAR_SIZE
            }).appendTo(stats);
            pandora.$ui.contentPanel.replaceElement(1, stats);

        } else if (pandora.user.ui.itemView == 'files') {
            pandora.$ui.contentPanel.replaceElement(1,
                pandora.$ui.item = pandora.ui.filesView({
                    id: result.data.id
                })
            );

        } else if (pandora.user.ui.itemView == 'frames' || pandora.user.ui.itemView == 'posters') {
            pandora.$ui.contentPanel.replaceElement(1,
                pandora.$ui.item = pandora.ui.mediaView().bindEvent({
                    resize: function() {
                        pandora.$ui.item.resize();
                    }
                })
            );
        }

        if (result.data) {
            var director = result.data.director ? ' ('+result.data.director.join(', ') + ')' : '';
            pandora.$ui.total.html(result.data.title + director);
        }

    });

    return that;

};