'use strict'; pandora.ui.mediaView = function(options) { var canRemove = pandora.hasCapability('canRemoveItems') || options.editable, self = {}, keys = ['title', 'director', 'year', 'id'], listKeys = keys.filter(function(key) { var itemKey = Ox.getObjectById(pandora.site.itemKeys, key) return itemKey ? Ox.isArray(itemKey.type) : false; }), that = Ox.Element({}, self) .defaults({ id: '' }) .options({}); self.filesQuery = { conditions: [{ key: 'id', value: options.id, operator: '==' }] }; self.numberOfItems = 0; self.selected = []; self.wasChecked = false; self.$toolbar = Ox.Bar({ size: 24 }); self.$menu = Ox.MenuButton({ items: [ { disabled: true, id: 'ignore', title: Ox._('Ignore Selected Files') }, {}, { disabled: !canRemove, id: 'delete', title: Ox._('Delete {0}...', [Ox._(pandora.site.itemName.singular)]) } ], title: 'set', type: 'image' }) .css({ float: 'left', margin: '4px' }) .bindEvent({ click: function(data) { if (data.id == 'ignore') { ignoreFiles(); } else if (data.id == 'delete') { deleteItem(); } } }) .appendTo(self.$toolbar); self.$saveButton = Ox.Button({ disabled: true, title: Ox._('Save Changes'), width: 128 }) .css({ float: 'right', margin: '4px' }) .bindEvent({ click: saveChanges }) .appendTo(self.$toolbar); self.$filesList = Ox.TableList({ columns: [ { clickable: function(data) { return ['uploading', 'queued', 'encoding'].indexOf(data.state) == -1; }, format: function(value, data) { var opacity = value || ['encoding', 'failed', 'queued', 'uploading', 'wanted'].indexOf(data.state) > -1 ? 1 : 0; return $('') .attr({ src: Ox.UI.getImageURL('symbol' + ({ 'available': 'Check', 'encoding': 'Sync', 'failed': 'Warning', 'queued': 'Data', 'uploading': 'Upload', 'wanted': 'Up', }[data.state] || 'Check')) }) .css({ width: '10px', height: '10px', padding: '3px', opacity: opacity }); }, id: 'selected', operator: '-', title: Ox._('Status'), titleImage: 'check', tooltip: function (data) { return ['uploading', 'queued', 'encoding', 'failed'].indexOf(data.state) > -1 ? Ox._({ 'uploading': 'Video is currently uploaded to server', 'queued': 'Waiting for server to process video', 'encoding': 'Processing video on server', 'failed': 'Encoding failed' }[data.state]) : ( data.instances.filter(function(i) {return i.ignore; }).length > 0 || (data.instances.length == 0 && !data.selected) ) ? Ox._('Use this file') : Ox._('Dont use this file'); }, visible: true, width: 16 }, { align: 'left', id: 'users', operator: '+', title: Ox._('Users'), visible: true, width: 60 }, { align: 'left', id: 'path', operator: '+', title: Ox._('Path'), visible: true, width: 360 }, { editable: true, id: 'version', operator: '+', title: Ox._('Version'), visible: true, width: 120 }, { editable: true, id: 'part', operator: '+', title: Ox._('Part'), visible: true, width: 60 }, { editable: true, id: 'partTitle', operator: '+', title: Ox._('Part Title'), visible: true, width: 120 }, { editable: true, id: 'language', operator: '+', title: Ox._('Language'), visible: true, width: 60 }, { editable: true, id: 'extension', operator: '+', title: Ox._('Extension'), visible: true, width: 60 }, { align: 'left', id: 'type', operator: '+', title: Ox._('Type'), visible: true, width: 60 }, { align: 'right', format: {type: 'value', args: ['B']}, id: 'size', operator: '-', title: Ox._('Size'), visible: true, width: 90 }, { align: 'right', format: {type: 'resolution', args: ['px']}, id: 'resolution', operator: '-', title: Ox._('Resolution'), visible: true, width: 112 }, { align: 'right', format: function(value) { value = value.split(':').map(function(v) { return Math.round(v); }); return (value[1] != 1 ? Ox.formatNumber(value[0] / (value[1] || 1), 2) : value[0] ) + ' fps'; }, id: 'framerate', operator: '-', title: Ox._('Framerate'), visible: true, width: 70 }, { align: 'right', format: {type: 'duration', args: [0, 'short']}, id: 'duration', operator: '-', title: Ox._('Duration'), visible: true, width: 90 }, { align: 'left', id: 'id', operator: '+', title: Ox._('ID'), visible: false, width: 128 }, { align: 'left', id: 'instances', operator: '+', title: Ox._('Instances'), visible: false, width: 120 } ], columnsMovable: true, columnsRemovable: true, columnsResizable: true, columnsVisible: true, id: 'files', items: function(data, callback) { pandora.api.findMedia(Ox.extend(data, { query: self.filesQuery }), callback); }, keys: ['state', 'instances', 'wanted', 'error'], pageLength: 1000, scrollbarVisible: true, sort: [{key: 'path', operator: '+'}], unique: 'id' }) .bindEvent({ click: function(data) { if (data.key == 'selected') { var value = self.$filesList.value(data.id); if (value.state == 'failed') { var $dialog = Ox.Dialog({ buttons: [ Ox.Button({ id: 'close', title: Ox._('Close') }) .bindEvent({ click: function() { $dialog.close(); } }) ], closeButton: true, content: $('').append( $('
')
                                    .addClass('OxSelectable')
                                    .css({margin: '16px'})
                                    .text(value.error)
                            ),
                            height: Math.round((window.innerHeight - 48) * 0.9),
                            keys: {enter: 'close', escape: 'close'},
                            maximizeButton: true,
                            removeOnClose: true,
                            title: 'Encoding Failed',
                            width: Math.round(window.innerWidth * 0.9)
                        })
                        .open();
                    } else {
                        var instances = self.$filesList.value(data.id, 'instances'),
                            selected = self.$filesList.value(data.id, 'selected'),
                            ignored = (instances.length == 0 && ! selected) ||
                                instances.filter(function(i) {return i.ignore; }).length > 0;
                        pandora.api.editMedia({
                            files: [{
                                id: data.id,
                                ignore: !ignored
                            }]
                        }, function(result) {
                            Ox.Request.clearCache();
                            self.$filesList.reloadList();
                        });
                    }
                }
            },
            'delete': function(data) {
                var ids = data.ids.filter(function(id) {
                    return self.$filesList.value(id, 'instances').length == 0;
                });
                if (ids.length > 0 && pandora.user.level == 'admin') {
                    pandora.api.removeMedia({
                        ids: ids
                    }, function(result) {
                        Ox.Request.clearCache();
                        self.$filesList.reloadList();
                    });
                }
            },
            init: function(data) {
                self.numberOfItems = data.items;
                updateStatus();
            },
            select: selectFiles,
            open: openVideo,
            submit: function(data) {
                var value = self.$filesList.value(data.id, data.key);
                if (data.value != value && !(data.value === '' && value === null)) {
                    self.$saveButton.options({disabled: false});
                    self.$filesList.value(data.id, data.key, data.value || null);
                }
            }
        });

    self.$instancesList = Ox.TableList({
            columns: [
                {
                    align: 'left',
                    id: 'user',
                    operator: '+',
                    title: Ox._('User'),
                    visible: true,
                    width: 120
                },
                {
                    align: 'left',
                    id: 'volume',
                    operator: '+',
                    title: Ox._('Volume'),
                    visible: true,
                    width: 120
                },
                {
                    align: 'left',
                    id: 'path',
                    operator: '+',
                    title: Ox._('Path'),
                    visible: true,
                    width: 480
                },
            ],
            columnsMovable: true,
            columnsRemovable: true,
            columnsResizable: true,
            columnsVisible: true,
            id: 'files',
            items: [],
            scrollbarVisible: true,
            sort: [{key: 'user', operator: '+'}],
            unique: 'path'
        })
        .bindEvent({
            open: openFiles
        });

    self.$movieLabel = Ox.Label({
            textAlign: 'center',
            title: Ox._('Move selected files to another {0}',
                [Ox._(pandora.site.itemName.singular.toLowerCase())]),
            width: 240
        })
        .css({margin: '8px'});

    keys.forEach(function(key) {
        var itemKey = Ox.getObjectById(pandora.site.itemKeys, key);
        self['$' + key + 'Input'] = Ox.Input({
            label: Ox._(key == 'id' ? 'ID'
                : itemKey ? itemKey.title : Ox.toTitleCase(key)),
            labelWidth: 64,
            width: 240
        })
        .bindEvent({
            change: function(data) {
                var conditions, matches;
                if (key == 'id' && data.value.substr(0, 2) != '0x') {
                    if (pandora.site.site.id == '0xdb') {
                        matches = data.value.match(/\d+/);
                    } else {
                        matches = data.value.match(/[A-Z]+/);
                    }
                    data.value = matches ? matches[0] : '';
                    self.$idInput.value(data.value);
                }
                if (data.value.length) {
                    conditions = {};
                    keys.map(function(key) {
                        var value = self['$' + key + 'Input'].value();
                        if (value.length) {
                            conditions[key] = Ox.contains(listKeys, key) ? value.split(', ') : value;
                        }
                    });
                    pandora.api.findId(conditions, function(result) {
                        var length = result.data.items.length;
                        if (length == 0) {
                            if (key != 'id') {
                                self.$idInput.value('');
                            }
                        } else if (result.data.items.length == 1) {
                            keys.forEach(function(key) {
                                self['$' + key + 'Input'].value(
                                    Ox.contains(listKeys, key)
                                        ? result.data.items[0][key].join(', ')
                                        : result.data.items[0][key]
                                );
                            });
                        } else {
                            self.$idInput.value('');
                        }
                    });
                }
            }
        });
    });

    self.$switch = Ox.Checkbox({
        title: Ox._('Switch to this {0} after moving files',
            [Ox._(pandora.site.itemName.singular.toLowerCase())]),
        value: false,
        width: 240
    });

    self.$movieForm = Ox.Form({
            items: keys.map(function(key) {
                return self['$' + key + 'Input'];
            }).concat([
                self.$switch
            ]),
            width: 240
        })
        .css({margin: '8px'});

    self.$clearButton = Ox.Button({
            title: Ox._('Clear Form'),
            width: 116
        })
        .css({margin: '0 4px 4px 8px'})
        .bindEvent({
            click: function() {
                keys.forEach(function(key) {
                    self['$' + key + 'Input'].value('');
                });
            }
        });

    self.$moveButton = Ox.Button({
            disabled: true,
            title: Ox._('Move Files'),
            width: 116
        })
        .css({margin: '0 4px 4px 4px'})
        .bindEvent({
            click: moveFiles
        });
    

    self.$moviePanel = Ox.Element()
        .append(self.$movieLabel)
        .append(self.$movieForm)
        .append(self.$clearButton)
        .append(self.$moveButton);

    that.setElement(Ox.SplitPanel({
            elements: [
                {
                    element: Ox.SplitPanel({
                        elements: [
                            {
                                element: self.$toolbar,
                                size: 24
                            },
                            {
                                element: self.$filesList
                            },
                            {
                                element: self.$instancesList,
                                size: 80
                            }
                        ],
                        orientation: 'vertical'
                    })
                },
                {
                    collapsible: true,
                    element: self.$moviePanel,
                    size: 256
                }
            ],
            orientation: 'horizontal'
        })
    );

    function deleteItem(data) {
        pandora.api.get({
            id: pandora.user.ui.item,
            keys: ['id', 'title']
        },function(result) {
            pandora.$ui.deleteItemsDialog = pandora.ui.deleteItemsDialog({
                items: [result.data]
            }).open();
        });
    }

    function ignoreFiles() {
        pandora.api.editMedia({
            files: self.selected.map(function(id) {
                return {id: id, ignore: true};
            })
        }, function(result) {
            Ox.Request.clearCache();
            self.$filesList.reloadList();
        });
    }

    function isActive() {
        return pandora.user.ui.item == options.id
            && pandora.user.ui.itemView == 'media';
    }

    function moveFiles(data) {
        var data = {
            ids: self.selected,
        };
        keys.forEach(function(key) {
            data[key == 'id' ? 'item' : key] = Ox.encodeHTMLEntities(self['$' + key + 'Input'].value());
        });
        self.$moveButton.options(
            {disabled: true, title: Ox._('Moving Files...')}
        );
        pandora.api.moveMedia(data, function(result) {
            pandora.wait(result.data.taskId, function(result) {
                if (isActive()) {
                    Ox.Request.clearCache(); // fixme: remove
                    if (self.$switch.value()) {
                        pandora.UI.set({item: result.data.item});
                        pandora.updateItemContext();
                    } else {
                        self.$filesList.reloadList();
                        self.$instancesList.reloadList();
                        self.$moveButton.options(
                            {disabled: false, title: Ox._('Move Files')}
                        );
                    }
                }
            });
        });
    }


    function openFiles(data) {
        data.ids.length == 1 && pandora.api.parsePath({
            path: self.$instancesList.value(data.ids[0], 'path')
        }, function(result) {
            self.$idInput.value('');
            keys.forEach(function(key) {
                if (result.data[key]) {
                    self['$' + key + 'Input'].value(
                        Ox.decodeHTMLEntities(Ox.contains(listKeys, key)
                            ? result.data[key].join(', ')
                            : result.data[key]
                    ));
                }
            });
            updateForm();
            self.$titleInput.triggerEvent('change', {value: result.data['title']});
        });
    }

    function openVideo(data) {
        if (data.ids.length == 1) {
            var stream = data.ids[0];
            pandora.api.get({id: pandora.user.ui.item, keys: ['streams', 'durations']}, function(result) {
                var offset = result.data.streams.indexOf(stream),
                    set = {
                        itemView: pandora.user.ui.videoView
                    },
                    videoPoints = {};
                if (offset > -1) {
                    videoPoints['position'] = videoPoints['in'] = Ox.sum(result.data.durations.slice(0, offset));
                    videoPoints['out'] = videoPoints['in'] + result.data.durations[offset];
                    set['videoPoints.' + pandora.user.ui.item] = videoPoints;
                    pandora.UI.set(set);
                }
            });
        }
    }

    function selectFiles(data) {
        self.selected = data.ids;
        self.$instancesList.options({
            items: Ox.flatten(data.ids.map(function(id) {
                return self.$filesList.value(id, 'instances');
            }))
        });
        updateForm();
    }

    function saveChanges() {
        self.$saveButton.options({disabled: true, title: Ox._('Saving Changes...')});
        pandora.api.findMedia({
            keys: ['id'],
            query: self.filesQuery
        }, function(result) {
            pandora.api.editMedia({
                files: result.data.items.map(function(item) {
                    [
                        'version', 'part', 'partTitle', 'language', 'extension'
                    ].forEach(function(key) {
                        Ox.extend(item, key, self.$filesList.value(item.id, key));
                    })
                    return item;
                })
            }, function(result) {
                self.$saveButton.options({title: Ox._('Save Changes')});
                Ox.Request.clearCache(); // fixme: remove
                self.$filesList.reloadList();
            });
        });
    }

    function updateForm() {
        if (pandora.site.itemRequiresVideo && self.selected.length == self.numberOfItems) {
            self.wasChecked = self.$switch.value();
            self.$switch.options({
                disabled: true,
                value: true
            });
        } else {
            self.$switch.options({
                disabled: false,
                value: self.wasChecked
            });
        }
        self.$moveButton.options({
            disabled: self.selected.length == 0
        });
        self.$menu[
            self.selected.length == 0 ? 'disableItem' : 'enableItem'
        ]('ignore');
    }

    function updateStatus() {
        if (self.numberOfItems) {
            setTimeout(function() {
                if (isActive() && self.numberOfItems) {
                    Ox.Request.clearCache();
                    pandora.api.findMedia({
                        query: self.filesQuery,
                        range: [0, self.numberOfItems],
                        keys: ['id', 'state']
                    }, function(result) {
                        if (isActive()) {
                            var done = false,
                                update = false;
                            result.data.items.forEach(function(item) {
                                if (self.$filesList.value(item.id, 'state') == 'encoding'
                                    && item.state != 'encoding') {
                                    self.$filesList.value(item.id, 'state', item.state);
                                    done = true;
                                }
                                if (!update && item.state == 'encoding') {
                                    update = true;
                                }
                            });
                            if (update) {
                                updateStatus();
                            } else if (done) {
                                Ox.Request.clearCache();
                                pandora.updateItemContext();
                                pandora.$ui.info && pandora.$ui.info.updateInfo();
                                pandora.$ui.mainPanel.replaceElement(1,
                                    pandora.$ui.rightPanel = pandora.ui.rightPanel());
                            }
                        }
                    });
                }
            }, 10000);
        }
    }

    that.reload = function() {
        self.$filesList.reloadList();
    }
    return that;

};