<% if current_user.at_least(:active) %>
<%= image_link_to t('.add_unit'), 'plus-outline', new_unit_path, id: :add_unit,
onclick: 'this.blur();', data: {turbo_stream: true} %>
<% end %>
<%= image_link_to t('.import_units'), 'download-outline', default_units_path, class: 'tools' %>
<%= tag.div id: :unit_form %>
| <%= User.human_attribute_name(:symbol).capitalize %> |
<%= User.human_attribute_name(:description).capitalize %> |
<%= User.human_attribute_name(:multiplier).capitalize %> |
<% if current_user.at_least(:active) %>
<%= t :actions %> |
|
<% end %>
<%= tag.tr id: 'unit_', hidden: true,
ondragover: 'dragOver(event)', ondrop: 'drop(event)',
ondragenter: 'dragEnter(event)', ondragleave: 'dragLeave(event)',
data: {drop_id: 'unit_'} do %>
<%= t '.top_level_drop' %> |
<% end %>
<%= render(@units) || render_no_items %>
<%= javascript_tag do %>
function processKey(event) {
if (event.key == "Escape") {
event.currentTarget.querySelector("a[name=cancel]").click();
}
}
var lastEnterTime;
function dragStart(event) {
lastEnterTime = event.timeStamp;
var row = event.currentTarget;
row.closest("table").querySelectorAll("thead tr").forEach((tr) => {
tr.toggleAttribute("hidden");
});
event.dataTransfer.setData("text/plain", row.getAttribute("data-drag-path"));
var rowRectangle = row.getBoundingClientRect();
event.dataTransfer.setDragImage(row, event.x - rowRectangle.left, event.y - rowRectangle.top);
event.dataTransfer.dropEffect = "move";
}
/*
* Drag tracking assumptions (based on FF 122.0 experience):
* * Enter/Leave events at the same timeStamp may not be logically ordered
* (e.g. E -> E -> L, not E -> L -> E),
* * not every Enter event has corresponding Leave event, especially during
* rapid pointer moves
* NOTE: sometimes Leave is not emitted when pointer goes fast over table
* and outside. This should probably be fixed in browser, than patched here.
*/
function dragEnter(event) {
//console.log(event.timeStamp + " " + event.type + ": " + event.currentTarget.id);
dragLeave(event);
lastEnterTime = event.timeStamp;
const id = event.currentTarget.getAttribute("data-drop-id");
document.getElementById(id).classList.add("dropzone");
}
function dragOver(event) {
event.preventDefault();
}
function dragLeave(event) {
//console.log(event.timeStamp + " " + event.type + ": " + event.currentTarget.id);
// Leave has been accounted for by Enter at the same timestamp, processed earlier
if (event.timeStamp <= lastEnterTime) return;
event.currentTarget.closest("table").querySelectorAll(".dropzone").forEach((tr) => {
tr.classList.remove("dropzone");
})
}
function dragEnd(event) {
dragLeave(event);
event.currentTarget.closest("table").querySelectorAll("thead tr").forEach((tr) => {
tr.toggleAttribute("hidden");
});
}
function drop(event) {
event.preventDefault();
var params = new URLSearchParams();
var base_id = event.currentTarget.getAttribute("data-drop-id").split("_").pop();
params.append("unit[base_id]", base_id);
fetch(event.dataTransfer.getData("text/plain"), {
body: params,
headers: {
"Accept": "text/vnd.turbo-stream.html",
"X-CSRF-Token": document.head.querySelector("meta[name=csrf-token]").content,
"X-Requested-With": "XMLHttpRequest"
},
method: "POST"
})
.then(response => response.text())
.then(html => Turbo.renderStreamMessage(html))
}
<% end %>