search
This commit is contained in:
Robert Janetzko
parent
0282977343
commit
c5c1f32ce6
3 changed files with 239 additions and 3 deletions
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@ -86,6 +86,8 @@ func StartServer(world *model.DfWorld, static embed.FS) {
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srv.RegisterWorldPage("/events", "eventTypes.html", func(p Parms) any { return srv.context.world.AllEventTypes() })
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srv.RegisterWorldPage("/events/{type}", "eventType.html", func(p Parms) any { return srv.context.world.EventsOfType(p["type"]) })
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srv.router.PathPrefix("/search").Handler(searchHandler{server: srv})
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srv.router.PathPrefix("/load").Handler(srv.loader)
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spa := spaHandler{server: srv, staticFS: static, staticPath: "static", indexPath: "index.html"}
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@ -174,7 +176,7 @@ func (h loadHandler) Progress() *loadProgress {
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func (h loadHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path == "/load/progress" {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusCreated)
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w.WriteHeader(http.StatusOK)
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json.NewEncoder(w).Encode(h.Progress())
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return
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@ -301,3 +303,49 @@ func grouped[K comparable, T namedTyped](input map[K]T) map[string][]T {
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return output
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}
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type searchHandler struct {
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server *DfServer
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}
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type SearchResult struct {
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Label string `json:"label"`
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Value string `json:"value"`
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}
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func (h searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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term := r.URL.Query().Get("term")
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var results []SearchResult
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results = seachMap(term, h.server.context.world.HistoricalFigures, results, "/hf")
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results = seachMap(term, h.server.context.world.Entities, results, "/entity")
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results = seachMap(term, h.server.context.world.Sites, results, "/site")
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results = seachMap(term, h.server.context.world.Regions, results, "/region")
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results = seachMap(term, h.server.context.world.Artifacts, results, "/artifavt")
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results = seachMap(term, h.server.context.world.WorldConstructions, results, "/worldconstruction")
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results = seachMap(term, h.server.context.world.DanceForms, results, "/danceForm")
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results = seachMap(term, h.server.context.world.MusicalForms, results, "/musicalForm")
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results = seachMap(term, h.server.context.world.PoeticForms, results, "/poeticForm")
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results = seachMap(term, h.server.context.world.WrittenContents, results, "/writtencontent")
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results = seachMap(term, h.server.context.world.Landmasses, results, "/landmass")
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results = seachMap(term, h.server.context.world.MountainPeaks, results, "/mountain")
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sort.Slice(results, func(i, j int) bool { return results[i].Label < results[j].Label })
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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json.NewEncoder(w).Encode(results)
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}
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func seachMap[T model.Named](s string, input map[int]T, output []SearchResult, baseUrl string) []SearchResult {
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for id, v := range input {
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if strings.Contains(v.Name(), s) {
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output = append(output, SearchResult{
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Label: util.Title(v.Name()),
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Value: fmt.Sprintf("%s/%d", baseUrl, id),
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})
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}
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}
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return output
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}
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170
backend/static/js/autocomplete.js
Normal file
170
backend/static/js/autocomplete.js
Normal file
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@ -0,0 +1,170 @@
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const DEFAULTS = {
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threshold: 2,
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maximumItems: 5,
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highlightTyped: true,
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highlightClass: 'text-primary',
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label: 'label',
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value: 'value',
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showValue: false,
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showValueBeforeLabel: false,
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};
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class Autocomplete {
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constructor(field, options) {
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this.field = field;
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this.options = Object.assign({}, DEFAULTS, options);
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this.dropdown = null;
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field.parentNode.classList.add('dropdown');
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field.setAttribute('data-bs-toggle', 'dropdown');
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field.classList.add('dropdown-toggle');
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const dropdown = ce(`<div class="dropdown-menu"></div>`);
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if (this.options.dropdownClass)
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dropdown.classList.add(this.options.dropdownClass);
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insertAfter(dropdown, field);
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this.dropdown = new bootstrap.Dropdown(field, this.options.dropdownOptions);
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field.addEventListener('click', (e) => {
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if (this.createItems() === 0) {
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e.stopPropagation();
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this.dropdown.hide();
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}
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});
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field.addEventListener('input', () => {
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if (this.options.onInput)
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this.options.onInput(this.field.value);
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this.renderIfNeeded();
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});
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field.addEventListener('keydown', (e) => {
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if (e.keyCode === 27) {
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this.dropdown.hide();
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return;
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}
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if (e.keyCode === 40) {
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this.dropdown._menu.children[0]?.focus();
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return;
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}
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});
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}
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setData(data) {
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this.options.data = data;
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this.renderIfNeeded();
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}
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renderIfNeeded() {
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if (this.createItems() > 0)
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this.dropdown.show();
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else
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this.field.click();
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}
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createItem(lookup, item) {
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let label;
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if (this.options.highlightTyped) {
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const idx = removeDiacritics(item.label)
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.toLowerCase()
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.indexOf(removeDiacritics(lookup).toLowerCase());
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const className = Array.isArray(this.options.highlightClass) ? this.options.highlightClass.join(' ')
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: (typeof this.options.highlightClass == 'string' ? this.options.highlightClass : '');
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label = item.label.substring(0, idx)
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+ `<span class="${className}">${item.label.substring(idx, idx + lookup.length)}</span>`
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+ item.label.substring(idx + lookup.length, item.label.length);
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} else {
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label = item.label;
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}
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if (this.options.showValue) {
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if (this.options.showValueBeforeLabel) {
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label = `${item.value} ${label}`;
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} else {
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label += ` ${item.value}`;
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}
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}
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return ce(`<button type="button" class="dropdown-item" data-label="${item.label}" data-value="${item.value}">${label}</button>`);
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}
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createItems() {
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const lookup = this.field.value;
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if (lookup.length < this.options.threshold) {
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this.dropdown.hide();
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return 0;
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}
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const items = this.field.nextSibling;
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items.innerHTML = '';
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const keys = Object.keys(this.options.data);
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let count = 0;
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for (let i = 0; i < keys.length; i++) {
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const key = keys[i];
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const entry = this.options.data[key];
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const item = {
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label: this.options.label ? entry[this.options.label] : key,
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value: this.options.value ? entry[this.options.value] : entry
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};
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if (removeDiacritics(item.label).toLowerCase().indexOf(removeDiacritics(lookup).toLowerCase()) >= 0) {
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items.appendChild(this.createItem(lookup, item));
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if (this.options.maximumItems > 0 && ++count >= this.options.maximumItems)
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break;
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}
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}
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this.field.nextSibling.querySelectorAll('.dropdown-item').forEach((item) => {
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item.addEventListener('click', (e) => {
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let dataLabel = e.target.getAttribute('data-label');
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let dataValue = e.target.getAttribute('data-value');
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this.field.value = dataLabel;
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if (this.options.onSelectItem) {
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this.options.onSelectItem({
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value: dataValue,
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label: dataLabel
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});
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}
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this.dropdown.hide();
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})
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});
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return items.childNodes.length;
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}
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}
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/**
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* @param html
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* @returns {Node}
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*/
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function ce(html) {
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let div = document.createElement('div');
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div.innerHTML = html;
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return div.firstChild;
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}
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/**
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* @param elem
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* @param refElem
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* @returns {*}
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*/
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function insertAfter(elem, refElem) {
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return refElem.parentNode.insertBefore(elem, refElem.nextSibling);
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}
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/**
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* @param {String} str
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* @returns {String}
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*/
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function removeDiacritics(str) {
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return str
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.normalize('NFD')
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.replace(/[\u0300-\u036f]/g, '');
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}
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@ -12,6 +12,7 @@
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<link href="/css/legends.css" rel="stylesheet">
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<script src="/js/jquery-3.6.0.min.js"></script>
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<script src="/js/bootstrap.min.js"></script>
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<script src="/js/autocomplete.js"></script>
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</head>
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<body>
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@ -55,9 +56,26 @@
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</li>
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</ul>
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<form class="d-flex">
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<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
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<button class="btn btn-outline-success" type="submit">Search</button>
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<div class="input-group">
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<input id="search" class="form-control" type="search" placeholder="Search" aria-label="Search" autocomplete="off">
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<button class="btn btn-outline-secondary" type="submit"><i class="fa-solid fa-magnifying-glass"></i></button>
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</div>
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</form>
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<script>
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const ac = new Autocomplete(document.getElementById("search"), {
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data: [{ label: "I'm a label", value: 42 }],
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maximumItems: 50,
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onInput: value => $.get("/search?term=" + value, data => ac.setData(data)),
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onSelectItem: ({ label, value }) => window.location = value
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});
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// later, when you need to change the dataset
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ac.setData([
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{ label: 'New York JFK', value: 'JFK' },
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{ label: 'Moscow SVO', value: 'SVO' },
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]);
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</script>
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</div>
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</div>
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</nav>
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