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Aktive Filter werden als URL-Parameter \"persistiert\".\n */\nclass ArtistListFilter {\n    constructor(filterAttributes) {\n        this.filterAttributes = new Set(filterAttributes);\n        this.filterValues = new Map();\n\n        this.parseUrl();\n        this.addFilterButtonEventListeners();\n    }\n\n    logState() {\n        this.log(\"filterAttributes: \", this.filterAttributes);\n        this.log(\"filterValues: \", this.filterValues);\n    }\n\n    log(...args) {\n        //console.log(...args);\n    }\n\n    addFilterButtonEventListeners() {\n        this.filterAttributes.forEach(name => {\n            const filterName = \"filter-\" + name;\n\n            const btns = document.querySelectorAll(\"[\" + filterName + \"]\");\n            this.log(\"Enable toggling on \", btns);\n            btns.forEach(btn => {\n                btn.addEventListener('click', () => {\n                    const criteria = btn.attributes[filterName].value;\n                    this.toggleFilterEnabled(name, criteria);\n                });\n            });\n        });\n    }\n\n    isFilterEnabled(filter, value) {\n        return this.filterValues[filter].has(value);\n    }\n\n    showItemForFilter(filter, value) {\n        // Sonderfall: wenn kein Filter aktiv, alle Einträge anzeigen\n        return this.filterValues[filter].size == 0 || this.isFilterEnabled(filter, value)\n    }\n\n    setFilterEnabled(filter, value, enabled) {\n        if (enabled) {\n            this.filterValues[filter].add(value);\n        } else {\n            this.filterValues[filter].delete(value);\n        }\n\n        this.updateUrl()\n        this.updateDocumentElements();\n        this.logState();\n    }\n\n    toggleFilterEnabled(filterName, value) {\n        this.log(\"toggleFilterEnabled\", filterName, value);\n        this.setFilterEnabled(filterName, value, !this.isFilterEnabled(filterName, value));\n    }\n\n    parseUrl() {\n        const url = new URL(window.location);\n        this.filterAttributes.forEach(attr => {\n            const value = url.searchParams.get(\"filter-\" + attr);\n            if (value) {\n                this.filterValues[attr] = new Set(value.split(\"-\"));\n            } else {\n                this.filterValues[attr] = new Set();\n            }\n        });\n\n        this.logState();\n        this.updateDocumentElements();\n    }\n\n    updateUrl() {\n        const url = new URL(window.location);\n        this.filterAttributes.forEach(attr => {\n            const values = this.filterValues[attr];\n            const filterAttrName = \"filter-\" + attr;\n            if (values.size == 0) {\n                url.searchParams.delete(filterAttrName);\n            } else {\n                url.searchParams.set(filterAttrName, Array.from(values).sort().join(\"-\"));\n            }\n        });\n        window.history.replaceState({}, '', url);\n    }\n\n    updateDocumentElements() {\n        // Filter-Buttons aktualisieren\n        this.filterAttributes.forEach(filterName => {\n            const btns = document.querySelectorAll('[filter-' + filterName + ']')\n            btns.forEach(btn => {\n                const value = btn.attributes['filter-' + filterName].value;\n                const active = this.isFilterEnabled(filterName, value);\n                if (active) {\n                    btn.classList.add('active');\n                } else {\n                    btn.classList.remove('active');\n                }\n            });\n        });\n\n        // data-Elemente ein-/ausblenden\n        // 1) Alle Elemente die irgendein 'data-[filter]' Attribut haben finden\n        const allFilteredRowsSelector = Array.from(this.filterAttributes).map(e => {\n            return '[data-' + e + ']'\n        }).join(\", \")\n        const rows = document.querySelectorAll(allFilteredRowsSelector)\n\n        // 2) Sichtbarkeit setzen\n        this.log(\"updating \" + rows.length + \" rows\");\n        rows.forEach(row => {\n            let visible = true\n            // Show element except one filter says no\n            this.filterAttributes.forEach(attr => {\n                const value = row.attributes['data-' + attr].value;\n                visible = visible && this.showItemForFilter(attr, value);\n            })\n            if (visible) {\n                row.classList.remove('filtered-invisible');\n            } else {\n                row.classList.add('filtered-invisible');\n            }\n        });\n    }\n}\n\ndocument.addEventListener(\"DOMContentLoaded\", function () {\n    const filter = new ArtistListFilter([\"category\", \"gender\"]);\n});\n","import Swiper from 'swiper';\nimport {Pagination, Keyboard, Manipulation} from 'swiper/modules';\nimport Rails from '@rails/ujs';\n\ndocument.addEventListener(\"DOMContentLoaded\", function () {\n\n    new Swiper('.eventlist', {\n        autoHeight: true,\n        modules: [Pagination, Keyboard, Manipulation],\n        on: {\n            afterInit: function () {\n                if (window.sliderPreloadContent != null) {\n                    window.sliderPreloadContent();\n                    window.sliderPreloadContent = null;\n                }\n            },\n            slideChange: function () {\n                document.querySelector('.header .date').innerHTML = this.slides[this.activeIndex].attributes[\"formatted_date\"].value;\n\n                // sliderPreloadContent löst durch das hinzufügen von Slides diese Events aus\n                // dadurch kein Nachladen / aktualisieren der URL\n                if (window.sliderPreloadContent == null) {\n                    let offset = null;\n                    if (this.activeIndex == 0) {\n                        offset = -1;\n                    } else if (this.activeIndex == (this.slides.length - 1)) {\n                        offset = 1;\n                    }\n\n                    if (offset != null) {\n                        const date = this.slides[this.activeIndex].attributes[\"date\"].value;\n                        Rails.ajax({\n                            type: \"GET\",\n                            url: \"/event_slider\",\n                            data: new URLSearchParams({\n                                date: date,\n                                offset: offset\n                            }).toString()\n                        });\n                    }\n\n                    const url = new URL(window.location);\n                    url.searchParams.set('date', this.slides[this.activeIndex].attributes[\"date\"].value);\n                    window.history.replaceState({}, '', url);\n                }\n\n            }\n        },\n        keyboard: {\n            enabled: true,\n            onlyInViewport: false,\n        },\n    });\n\n    new Swiper('.attachment-gallery', {\n        autoHeight: true,\n        modules: [Pagination],\n        pagination: {\n            el: \".swiper-pagination\",\n        },\n    });\n\n});\n","import Rails from '@rails/ujs';\nimport * as ActiveStorage from '@rails/activestorage';\n\nRails.start();\nActiveStorage.start();\n\nimport '../application/javascripts/scroll_top'\nimport '../application/javascripts/swiper'\nimport '../application/javascripts/nav_toggle'\nimport '../application/javascripts/artists_filter'\nimport '../application/javascripts/remove_serviceworkers'\n\n","// When the user scrolls down 20px from the top of the document, show the button\ndocument.addEventListener(\"DOMContentLoaded\", function() {\n  if(document.getElementsByClassName(\"scroll_top\").length > 0)\n    window.onscroll = function() { scrollFunction() };\n});\n\nfunction scrollFunction() {\n  if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {\n    document.getElementsByClassName(\"scroll_top\")[0].style.display = \"block\";\n  } else {\n    document.getElementsByClassName(\"scroll_top\")[0].style.display = \"none\";\n  }\n}\n\n// When the user clicks on the button, scroll to the top of the document\nwindow.topFunction = function() {\n  document.body.scrollTop = 0; // For Safari\n  document.documentElement.scrollTop = 0; // For Chrome, Firefox, IE and Opera\n}\n","// Alle serviceWorker der Seite entfernen\n// Wir hatten mal einen serviceworker.js ohne davon Gebrauch zu machen => wurde entfernt Oktober 2021.\n// Der Ordnung halber werden die Service-Worker mit diesem Skript soweit bei Usern schon vorhanden\n// wieder deregistriert. Dieses Skript sollte nach einigen Monaten entfernt werden.\nif (navigator.serviceWorker) {\n    navigator.serviceWorker.getRegistrations().then(function (registrations) {\n        for (let registration of registrations) {\n            registration.unregister()\n        }\n    });\n}","document.addEventListener(\"DOMContentLoaded\", function() {\n\n    // Navigation\n    document.querySelector('#btn_show_menu').addEventListener('click', () => {\n        document.body.classList.add('nav-active');\n    });\n    document.querySelector('#btn_close_menu').addEventListener('click', () => {\n        document.body.classList.remove('nav-active');\n    });\n\n    // Klipp-Klapp beim Veranstaltungskalender - wird per Ajax nachgeladen (Aufruf über globale Funktion\n    // gestaltet sich da einfacher)\n    window.togglePreview = function(element) {\n        element.parentElement.classList.toggle('active');\n        document.querySelector('.eventlist').swiper.updateAutoHeight();\n    }\n});\n"],"names":["ArtistListFilter","constructor","filterAttributes","this","Set","filterValues","Map","parseUrl","addFilterButtonEventListeners","logState","log","args","forEach","name","filterName","btns","document","querySelectorAll","btn","addEventListener","criteria","attributes","value","toggleFilterEnabled","isFilterEnabled","filter","has","showItemForFilter","size","setFilterEnabled","enabled","add","delete","updateUrl","updateDocumentElements","url","URL","window","location","attr","searchParams","get","split","values","filterAttrName","set","Array","from","sort","join","history","replaceState","classList","remove","allFilteredRowsSelector","map","e","rows","length","row","visible","Swiper","autoHeight","modules","Pagination","Keyboard","Manipulation","on","afterInit","sliderPreloadContent","slideChange","querySelector","innerHTML","slides","activeIndex","offset","date","Rails","ajax","type","data","URLSearchParams","toString","keyboard","onlyInViewport","pagination","el","start","ActiveStorage","getElementsByClassName","onscroll","body","scrollTop","documentElement","style","display","topFunction","navigator","serviceWorker","getRegistrations","then","registrations","registration","unregister","togglePreview","element","parentElement","toggle","swiper","updateAutoHeight"],"sourceRoot":""}