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-rw-r--r--src/static/js/dashboard.js244
1 files changed, 244 insertions, 0 deletions
diff --git a/src/static/js/dashboard.js b/src/static/js/dashboard.js
new file mode 100644
index 0000000..66e95d0
--- /dev/null
+++ b/src/static/js/dashboard.js
@@ -0,0 +1,244 @@
+class MultipleSelectFilterWidget {
+
+ constructor(neighbors, items, initial) {
+ this.inputs = [];
+ this.graph_neighbors = neighbors;
+ this.filter_items = items;
+ this.result = {};
+ this.dropdown_count = 0;
+
+ for(let nodeId in this.filter_items) {
+ const node = this.filter_items[nodeId];
+ this.result[node.class] = {}
+ }
+
+ this.make_selection(initial);
+ }
+
+ make_selection( initial_data ){
+ if(!initial_data || jQuery.isEmptyObject(initial_data))
+ return;
+ for(let item_class in initial_data) {
+ const selected_items = initial_data[item_class];
+ for( let node_id in selected_items ){
+ const node = this.filter_items[node_id];
+ const selection_data = selected_items[node_id]
+ if( selection_data.selected ) {
+ this.select(node);
+ this.markAndSweep(node);
+ this.updateResult(node);
+ }
+ if(node['multiple']){
+ this.make_multiple_selection(node, selection_data);
+ }
+ }
+ }
+ }
+
+ make_multiple_selection(node, selection_data){
+ const prepop_data = selection_data.values;
+ for(let k in prepop_data){
+ const div = this.add_item_prepopulate(node, prepop_data[k]);
+ this.updateObjectResult(node, div.id, prepop_data[k]);
+ }
+ }
+
+ markAndSweep(root){
+ for(let i in this.filter_items) {
+ const node = this.filter_items[i];
+ node['marked'] = true; //mark all nodes
+ }
+
+ const toCheck = [root];
+ while(toCheck.length > 0){
+ const node = toCheck.pop();
+ if(!node['marked']) {
+ continue; //already visited, just continue
+ }
+ node['marked'] = false; //mark as visited
+ if(node['follow'] || node == root){ //add neighbors if we want to follow this node
+ const neighbors = this.graph_neighbors[node.id];
+ for(let neighId of neighbors) {
+ const neighbor = this.filter_items[neighId];
+ toCheck.push(neighbor);
+ }
+ }
+ }
+
+ //now remove all nodes still marked
+ for(let i in this.filter_items){
+ const node = this.filter_items[i];
+ if(node['marked']){
+ this.disable_node(node);
+ }
+ }
+ }
+
+ process(node) {
+ if(node['selected']) {
+ this.markAndSweep(node);
+ }
+ else { //TODO: make this not dumb
+ const selected = []
+ //remember the currently selected, then reset everything and reselect one at a time
+ for(let nodeId in this.filter_items) {
+ node = this.filter_items[nodeId];
+ if(node['selected']) {
+ selected.push(node);
+ }
+ this.clear(node);
+ }
+ for(let node of selected) {
+ this.select(node);
+ this.markAndSweep(selected[i]);
+ }
+ }
+ }
+
+ select(node) {
+ const elem = document.getElementById(node['id']);
+ node['selected'] = true;
+ elem.classList.remove('disabled_node', 'cleared_node');
+ elem.classList.add('selected_node');
+ }
+
+ clear(node) {
+ const elem = document.getElementById(node['id']);
+ node['selected'] = false;
+ node['selectable'] = true;
+ elem.classList.add('cleared_node')
+ elem.classList.remove('disabled_node', 'selected_node');
+ }
+
+ disable_node(node) {
+ const elem = document.getElementById(node['id']);
+ node['selected'] = false;
+ node['selectable'] = false;
+ elem.classList.remove('cleared_node', 'selected_node');
+ elem.classList.add('disabled_node');
+ }
+
+ processClick(id){
+ const node = this.filter_items[id];
+ if(!node['selectable'])
+ return;
+
+ if(node['multiple']){
+ return this.processClickMultiple(node);
+ } else {
+ return this.processClickSingle(node);
+ }
+ }
+
+ processClickSingle(node){
+ node['selected'] = !node['selected']; //toggle on click
+ if(node['selected']) {
+ this.select(node);
+ } else {
+ this.clear(node);
+ }
+ this.process(node);
+ this.updateResult(node);
+ }
+
+ processClickMultiple(node){
+ this.select(node);
+ const div = this.add_item_prepopulate(node, false);
+ this.process(node);
+ this.updateObjectResult(node, div.id, "");
+ }
+
+ restrictchars(input){
+ if( input.validity.patternMismatch ){
+ input.setCustomValidity("Only alphanumeric characters (a-z, A-Z, 0-9), underscore(_), and hyphen (-) are allowed");
+ input.reportValidity();
+ }
+ input.value = input.value.replace(/([^A-Za-z0-9-_.])+/g, "");
+ this.checkunique(input);
+ }
+
+ checkunique(tocheck){ //TODO: use set
+ const val = tocheck.value;
+ for( let input of this.inputs ){
+ if( input.value == val && input != tocheck){
+ tocheck.setCustomValidity("All hostnames must be unique");
+ tocheck.reportValidity();
+ return;
+ }
+ }
+ tocheck.setCustomValidity("");
+ }
+
+ make_remove_button(div, node){
+ const button = document.createElement("BUTTON");
+ button.type = "button";
+ button.appendChild(document.createTextNode("Remove"));
+ button.classList.add("btn", "btn-danger");
+ const that = this;
+ button.onclick = function(){ that.remove_dropdown(div.id, node.id); }
+ return button;
+ }
+
+ make_input(div, node, prepopulate){
+ const input = document.createElement("INPUT");
+ input.type = node.form.type;
+ input.name = node.id + node.form.name
+ input.pattern = "(?=^.{1,253}$)(^([A-Za-z0-9-_]{1,62}\.)*[A-Za-z0-9-_]{1,63})";
+ input.title = "Only alphanumeric characters (a-z, A-Z, 0-9), underscore(_), and hyphen (-) are allowed"
+ input.placeholder = node.form.placeholder;
+ this.inputs.push(input);
+ const that = this;
+ input.onchange = function() { that.updateObjectResult(node, div.id, input.value); that.restrictchars(this); };
+ input.oninput = function() { that.restrictchars(this); };
+ if(prepopulate)
+ input.value = prepopulate;
+ return input;
+ }
+
+ add_item_prepopulate(node, prepopulate){
+ const div = document.createElement("DIV");
+ div.id = "dropdown_" + this.dropdown_count;
+ div.classList.add("dropdown_item");
+ this.dropdown_count++;
+ const label = document.createElement("H5")
+ label.appendChild(document.createTextNode(node['name']))
+ div.appendChild(label);
+ div.appendChild(this.make_input(div, node, prepopulate));
+ div.appendChild(this.make_remove_button(div, node));
+ document.getElementById("dropdown_wrapper").appendChild(div);
+ return div;
+ }
+
+ remove_dropdown(div_id, node_id){
+ const div = document.getElementById(div_id);
+ const node = this.filter_items[node_id]
+ const parent = div.parentNode;
+ div.parentNode.removeChild(div);
+ delete this.result[node.class][node.id]['values'][div.id];
+
+ //checks if we have removed last item in class
+ if(jQuery.isEmptyObject(this.result[node.class][node.id]['values'])){
+ delete this.result[node.class][node.id];
+ this.clear(node);
+ }
+ }
+
+ updateResult(node){
+ if(!node['multiple']){
+ this.result[node.class][node.id] = {selected: node.selected, id: node.model_id}
+ if(!node.selected)
+ delete this.result[node.class][node.id];
+ }
+ }
+
+ updateObjectResult(node, childKey, childValue){
+ if(!this.result[node.class][node.id])
+ this.result[node.class][node.id] = {selected: true, id: node.model_id, values: {}}
+
+ this.result[node.class][node.id]['values'][childKey] = childValue;
+ }
+
+ finish(){
+ document.getElementById("filter_field").value = JSON.stringify(this.result);
+ }
+}