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-rw-r--r--dashboard/src/static/js/dashboard.js302
1 files changed, 302 insertions, 0 deletions
diff --git a/dashboard/src/static/js/dashboard.js b/dashboard/src/static/js/dashboard.js
index e51a219..0ed61e8 100644
--- a/dashboard/src/static/js/dashboard.js
+++ b/dashboard/src/static/js/dashboard.js
@@ -830,3 +830,305 @@ class NetworkStep {
req.send(formData);
}
}
+
+class SearchableSelectMultipleWidget {
+ constructor(format_vars, field_dataset, field_initial) {
+ this.format_vars = format_vars;
+ this.items = field_dataset;
+ this.initial = field_initial;
+
+ this.expanded_name_trie = {"isComplete": false};
+ this.small_name_trie = {"isComplete": false};
+ this.string_trie = {"isComplete": false};
+
+ this.added_items = new Set();
+
+ for( let e of ["show_from_noentry", "show_x_results", "results_scrollable", "selectable_limit", "placeholder"] )
+ {
+ this[e] = format_vars[e];
+ }
+
+ this.search_field_init();
+
+ if( this.show_from_noentry )
+ {
+ this.search("");
+ }
+ }
+
+ disable() {
+ const textfield = document.getElementById("user_field");
+ const drop = document.getElementById("drop_results");
+
+ textfield.disabled = "True";
+ drop.style.display = "none";
+
+ const btns = document.getElementsByClassName("btn-remove");
+ for( const btn of btns )
+ {
+ btn.classList.add("disabled");
+ btn.onclick = "";
+ }
+ }
+
+ search_field_init() {
+ this.build_all_tries(this.items);
+
+ for( const elem of this.initial )
+ {
+ this.select_item(elem);
+ }
+ if(this.initial.length == 1)
+ {
+ this.search(this.items[this.initial[0]]["small_name"]);
+ document.getElementById("user_field").value = this.items[this.initial[0]]["small_name"];
+ }
+ }
+
+ build_all_tries(dict)
+ {
+ for( const key in dict )
+ {
+ this.add_item(dict[key]);
+ }
+ }
+
+ add_item(item)
+ {
+ const id = item['id'];
+ this.add_to_tree(item['expanded_name'], id, this.expanded_name_trie);
+ this.add_to_tree(item['small_name'], id, this.small_name_trie);
+ this.add_to_tree(item['string'], id, this.string_trie);
+ }
+
+ add_to_tree(str, id, trie)
+ {
+ let inner_trie = trie;
+ while( str )
+ {
+ if( !inner_trie[str.charAt(0)] )
+ {
+ var new_trie = {};
+ inner_trie[str.charAt(0)] = new_trie;
+ }
+ else
+ {
+ var new_trie = inner_trie[str.charAt(0)];
+ }
+
+ if( str.length == 1 )
+ {
+ new_trie.isComplete = true;
+ if( !new_trie.ids )
+ {
+ new_trie.ids = [];
+ }
+ new_trie.ids.push(id);
+ }
+ inner_trie = new_trie;
+ str = str.substring(1);
+ }
+ }
+
+ search(input)
+ {
+ if( input.length == 0 && !this.show_from_noentry){
+ this.dropdown([]);
+ return;
+ }
+ else if( input.length == 0 && this.show_from_noentry)
+ {
+ this.dropdown(this.items); //show all items
+ }
+ else
+ {
+ const trees = []
+ const tr1 = this.getSubtree(input, this.expanded_name_trie);
+ trees.push(tr1);
+ const tr2 = this.getSubtree(input, this.small_name_trie);
+ trees.push(tr2);
+ const tr3 = this.getSubtree(input, this.string_trie);
+ trees.push(tr3);
+ const results = this.collate(trees);
+ this.dropdown(results);
+ }
+ }
+
+ getSubtree(input, given_trie)
+ {
+ /*
+ recursive function to return the trie accessed at input
+ */
+
+ if( input.length == 0 ){
+ return given_trie;
+ }
+
+ else{
+ const substr = input.substring(0, input.length - 1);
+ const last_char = input.charAt(input.length-1);
+ const subtrie = this.getSubtree(substr, given_trie);
+
+ if( !subtrie ) //substr not in the trie
+ {
+ return {};
+ }
+
+ const indexed_trie = subtrie[last_char];
+ return indexed_trie;
+ }
+ }
+
+ serialize(trie)
+ {
+ /*
+ takes in a trie and returns a list of its item id's
+ */
+ let itemIDs = [];
+ if ( !trie )
+ {
+ return itemIDs; //empty, base case
+ }
+ for( const key in trie )
+ {
+ if(key.length > 1)
+ {
+ continue;
+ }
+ itemIDs = itemIDs.concat(this.serialize(trie[key]));
+ }
+ if ( trie.isComplete )
+ {
+ itemIDs.push(...trie.ids);
+ }
+
+ return itemIDs;
+ }
+
+ collate(trees)
+ {
+ /*
+ takes a list of tries
+ returns a list of ids of objects that are available
+ */
+ const results = [];
+ for( const tree of trees )
+ {
+ const available_IDs = this.serialize(tree);
+
+ for( const itemID of available_IDs ) {
+ results[itemID] = this.items[itemID];
+ }
+ }
+ return results;
+ }
+
+ generate_element_text(obj)
+ {
+ const content_strings = [obj.expanded_name, obj.small_name, obj.string].filter(x => Boolean(x));
+ const result = content_strings.shift();
+ if( result == null || content_strings.length < 1) {
+ return result;
+ } else {
+ return result + " (" + content_strings.join(", ") + ")";
+ }
+ }
+
+ dropdown(ids)
+ {
+ /*
+ takes in a mapping of ids to objects in items
+ and displays them in the dropdown
+ */
+ const drop = document.getElementById("drop_results");
+ while(drop.firstChild)
+ {
+ drop.removeChild(drop.firstChild);
+ }
+
+ for( const id in ids )
+ {
+ const result_entry = document.createElement("li");
+ const result_button = document.createElement("a");
+ const obj = this.items[id];
+ const result_text = this.generate_element_text(obj);
+ result_button.appendChild(document.createTextNode(result_text));
+ result_button.onclick = function() { searchable_select_multiple_widget.select_item(obj.id); };
+ const tooltip = document.createElement("span");
+ const tooltiptext = document.createTextNode(result_text);
+ tooltip.appendChild(tooltiptext);
+ tooltip.setAttribute('class', 'entry_tooltip');
+ result_button.appendChild(tooltip);
+ result_entry.appendChild(result_button);
+ drop.appendChild(result_entry);
+ }
+
+ const scroll_restrictor = document.getElementById("scroll_restrictor");
+
+ if( !drop.firstChild )
+ {
+ scroll_restrictor.style.visibility = 'hidden';
+ }
+ else
+ {
+ scroll_restrictor.style.visibility = 'inherit';
+ }
+ }
+
+ select_item(item_id)
+ {
+ if( (this.selectable_limit > -1 && this.added_items.size < this.selectable_limit) || this.selectable_limit < 0 )
+ {
+ this.added_items.add(item_id);
+ }
+ this.update_selected_list();
+ // clear search bar contents
+ document.getElementById("user_field").value = "";
+ document.getElementById("user_field").focus();
+ this.search("");
+ }
+
+ remove_item(item_id)
+ {
+ this.added_items.delete(item_id);
+
+ this.update_selected_list()
+ document.getElementById("user_field").focus();
+ }
+
+ update_selected_list()
+ {
+ document.getElementById("added_number").innerText = this.added_items.size;
+ const selector = document.getElementById('selector');
+ selector.value = JSON.stringify([...this.added_items]);
+ const added_list = document.getElementById('added_list');
+
+ while(selector.firstChild)
+ {
+ selector.removeChild(selector.firstChild);
+ }
+ while(added_list.firstChild)
+ {
+ added_list.removeChild(added_list.firstChild);
+ }
+
+ let list_html = "";
+
+ for( const item_id of this.added_items )
+ {
+ const item = this.items[item_id];
+
+ const element_entry_text = this.generate_element_text(item);
+
+ list_html += '<div class="list_entry">'
+ + '<p class="added_entry_text">'
+ + element_entry_text
+ + '</p>'
+ + '<button onclick="searchable_select_multiple_widget.remove_item('
+ + item_id
+ + ')" class="btn-remove btn">remove</button>';
+ list_html += '</div>';
+ }
+ added_list.innerHTML = list_html;
+ }
+}