360 lines
11 KiB
JavaScript
360 lines
11 KiB
JavaScript
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const snippetEditTemplate = makeTemplateCloner("snippet-edit");
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const snippetEditProjectTemplate = makeTemplateCloner("snippet-edit-project");
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function readableByteSize(numBytes) {
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const scales = [
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" bytes",
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"kb",
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"mb",
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"gb"
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];
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let scale = 0;
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while (numBytes > 1024 && scale < scales.length-1) {
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numBytes /= 1024;
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scale++;
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}
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return new Intl.NumberFormat([], { maximumFractionDigits: (scale > 0 ? 2 : 0) }).format(numBytes) + scales[scale];
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}
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function makeSnippetEdit(ownerName, ownerAvatar, ownerUrl, date, text, attachmentElement, projectIds, snippetId, originalSnippetEl) {
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let snippetEdit = snippetEditTemplate();
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let projectSelector = null;
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let originalAttachment = null;
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let originalText = text;
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let attachmentChanged = false;
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let hasAttachment = false;
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snippetEdit.redirect.value = location.href;
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snippetEdit.avatarImg.src = ownerAvatar;
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snippetEdit.avatarLink.href = ownerUrl;
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snippetEdit.username.textContent = ownerName;
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snippetEdit.username.href = ownerUrl;
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snippetEdit.date.textContent = new Intl.DateTimeFormat([], {month: "2-digit", day: "2-digit", year: "numeric"}).format(date);
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snippetEdit.text.value = text;
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if (attachmentElement) {
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originalAttachment = attachmentElement.cloneNode(true);
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clearAttachment(true);
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}
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if (snippetId !== undefined && snippetId !== null) {
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snippetEdit.snippetId.value = snippetId;
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} else {
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snippetEdit.deleteButton.remove();
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}
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for (let i = 0; i < projectIds.length; ++i) {
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let proj = null;
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for (let j = 0; j < availableProjects.length; ++j) {
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if (projectIds[i] == availableProjects[j].id) {
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proj = availableProjects[j];
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break;
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}
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}
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if (proj) {
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addProject(proj);
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}
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}
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updateProjectSelector();
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function addProject(proj) {
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let projEl = snippetEditProjectTemplate();
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projEl.projectId.value = proj.id;
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projEl.projectLogo.src = proj.logo;
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projEl.projectName.textContent = proj.name;
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projEl.removeButton.addEventListener("click", function(ev) {
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projEl.root.remove();
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updateProjectSelector();
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});
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snippetEdit.projectList.appendChild(projEl.root);
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}
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function updateProjectSelector() {
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if (projectSelector) {
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projectSelector.remove();
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}
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let remainingProjects = [];
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let projInputs = snippetEdit.projectList.querySelectorAll("input[name=project_id]");
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let assignedIds = [];
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for (let i = 0; i < projInputs.length; ++i) {
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let id = parseInt(projInputs[i].value, 10);
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if (!isNaN(id)) {
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assignedIds.push(id);
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}
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}
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for (let i = 0; i < availableProjects.length; ++i) {
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let found = false;
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for (let j = 0; j < assignedIds.length; ++j) {
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if (assignedIds[j] == availableProjects[i].id) {
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found = true;
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break;
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}
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}
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if (!found) {
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remainingProjects.push(availableProjects[i]);
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}
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}
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if (remainingProjects.length > 0) {
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projectSelector = document.createElement("SELECT");
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let option = document.createElement("OPTION");
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option.textContent = "Add to project...";
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option.selected = true;
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projectSelector.appendChild(option);
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for (let i = 0; i < remainingProjects.length; ++i) {
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option = document.createElement("OPTION");
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option.value = remainingProjects[i].id;
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option.selected = false;
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option.textContent = remainingProjects[i].name;
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projectSelector.appendChild(option);
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}
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projectSelector.addEventListener("change", function(ev) {
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if (projectSelector.selectedOptions.length > 0) {
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let selected = projectSelector.selectedOptions[0];
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if (selected.value != "") {
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let id = parseInt(selected.value, 10);
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if (!isNaN(id)) {
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for (let i = 0; i < availableProjects.length; ++i) {
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if (availableProjects[i].id == id) {
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addProject(availableProjects[i]);
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break;
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}
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}
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}
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updateProjectSelector();
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}
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}
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});
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snippetEdit.projectList.appendChild(projectSelector);
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}
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}
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function setFile(file) {
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let dt = new DataTransfer();
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dt.items.add(file);
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snippetEdit.file.files = dt.files;
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attachmentChanged = true;
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snippetEdit.removeAttachment.value = "false";
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hasAttachment = true;
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let el = null;
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if (file.type.startsWith("image/")) {
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el = document.createElement("img");
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el.src = URL.createObjectURL(file);
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} else if (file.type.startsWith("video/")) {
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el = document.createElement("video");
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el.src = URL.createObjectURL(file);
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el.controls = true;
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} else if (file.type.startsWith("audio/")) {
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el = document.createElement("audio");
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el.src = URL.createObjectURL(file);
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} else {
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el = document.createElement("div");
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el.classList.add("project-card", "br2", "pv1", "ph2");
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let anchor = document.createElement("a");
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anchor.href = URL.createObjectURL(file);
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anchor.setAttribute("target", "_blank");
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anchor.textContent = file.name + " (" + readableByteSize(file.size) + ")";
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el.appendChild(anchor);
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}
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setPreview(el);
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validate();
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}
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function clearAttachment(restoreOriginal) {
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snippetEdit.file.value = "";
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let el = null;
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attachmentChanged = false;
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hasAttachment = false;
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snippetEdit.removeAttachment.value = "false";
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if (originalAttachment) {
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if (restoreOriginal) {
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hasAttachment = true;
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el = originalAttachment;
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} else {
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attachmentChanged = true;
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snippetEdit.removeAttachment.value = "true";
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}
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}
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setPreview(el);
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validate();
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}
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function setPreview(el) {
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if (el) {
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snippetEdit.uploadBox.style.display = "none";
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snippetEdit.previewBox.style.display = "block";
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snippetEdit.uploadResetLink.style.display = "none";
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snippetEdit.previewContent = emptyElement(snippetEdit.previewContent);
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snippetEdit.previewContent.appendChild(el);
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snippetEdit.resetLink.style.display = (!originalAttachment || el == originalAttachment) ? "none" : "inline-block";
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} else {
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snippetEdit.uploadBox.style.display = "flex";
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snippetEdit.previewBox.style.display = "none";
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if (originalAttachment) {
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snippetEdit.uploadResetLink.style.display = "block";
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}
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}
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}
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function validate() {
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let sizeGood = true;
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if (snippetEdit.file.files.length > 0 && snippetEdit.file.files[0].size > maxFilesize) {
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// NOTE(asaf): Writing this out in bytes to make the limit exactly clear to the user.
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let readableSize = new Intl.NumberFormat([], { useGrouping: "always" }).format(maxFilesize);
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snippetEdit.errors.textContent = "File is too big! Max filesize is " + readableSize + " bytes";
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sizeGood = false;
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} else {
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snippetEdit.errors.textContent = "";
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}
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let hasText = snippetEdit.text.value.trim().length > 0;
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if ((hasText || hasAttachment) && sizeGood) {
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snippetEdit.saveButton.disabled = false;
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} else {
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snippetEdit.saveButton.disabled = true;
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}
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}
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snippetEdit.uploadLink.addEventListener("click", function() {
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snippetEdit.file.click();
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});
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snippetEdit.removeLink.addEventListener("click", function() {
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clearAttachment(false);
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});
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snippetEdit.replaceLink.addEventListener("click", function() {
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snippetEdit.file.click();
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});
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snippetEdit.resetLink.addEventListener("click", function() {
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clearAttachment(true);
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});
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snippetEdit.uploadResetLink.addEventListener("click", function() {
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clearAttachment(true);
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});
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snippetEdit.file.addEventListener("change", function() {
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if (snippetEdit.file.files.length > 0) {
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setFile(snippetEdit.file.files[0]);
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}
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});
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snippetEdit.root.addEventListener("dragover", function(ev) {
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let effect = "none";
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for (let i = 0; i < ev.dataTransfer.items.length; ++i) {
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if (ev.dataTransfer.items[i].kind.toLowerCase() == "file") {
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effect = "copy";
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break;
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}
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}
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ev.dataTransfer.dropEffect = effect;
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ev.preventDefault();
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});
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let enterCounter = 0;
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snippetEdit.root.addEventListener("dragenter", function(ev) {
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enterCounter++;
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if (ev.dataTransfer && ev.dataTransfer.files && ev.dataTransfer.files.length > 0) {
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snippetEdit.root.classList.add("drop");
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}
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});
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snippetEdit.root.addEventListener("dragleave", function(ev) {
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enterCounter--;
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if (enterCounter == 0) {
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snippetEdit.root.classList.remove("drop");
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}
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});
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snippetEdit.root.addEventListener("drop", function(ev) {
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enterCounter = 0;
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snippetEdit.root.classList.remove("drop");
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if (ev.dataTransfer && ev.dataTransfer.files && ev.dataTransfer.files.length > 0) {
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setFile(ev.dataTransfer.files[0]);
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}
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ev.preventDefault();
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});
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snippetEdit.text.addEventListener("paste", function(ev) {
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const files = ev.clipboardData?.files ?? [];
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if (files.length > 0) {
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setFile(files[0]);
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}
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});
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snippetEdit.text.addEventListener("input", function(ev) {
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validate();
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});
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snippetEdit.saveButton.addEventListener("click", function(ev) {
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let projectsChanged = false;
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let projInputs = snippetEdit.projectList.querySelectorAll("input[name=project_id]");
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let assignedIds = [];
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for (let i = 0; i < projInputs.length; ++i) {
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let id = parseInt(projInputs[i].value, 10);
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if (!isNaN(id)) {
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assignedIds.push(id);
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}
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}
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if (projectIds.length != assignedIds.length) {
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projectsChanged = true;
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} else {
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for (let i = 0; i < projectIds.length; ++i) {
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let found = false;
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for (let j = 0; j < assignedIds.length; ++j) {
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if (projectIds[i] == assignedIds[j]) {
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found = true;
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}
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}
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if (!found) {
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projectsChanged = true;
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break;
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}
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}
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}
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if (originalSnippetEl && (!attachmentChanged && originalText == snippetEdit.text.value.trim() && !projectsChanged)) {
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// NOTE(asaf): We're in edit mode and nothing changed, so no need to submit to the server.
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ev.preventDefault();
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snippetEdit.root.parentElement.insertBefore(originalSnippetEl, snippetEdit.root);
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snippetEdit.root.remove();
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}
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});
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snippetEdit.deleteButton.addEventListener("click", function(ev) {
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snippetEdit.file.value = "";
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});
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validate();
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return snippetEdit;
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}
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function editTimelineSnippet(timelineItemEl) {
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let ownerName = timelineItemEl.querySelector(".user")?.textContent;
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let ownerUrl = timelineItemEl.querySelector(".user")?.href;
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let ownerAvatar = timelineItemEl.querySelector(".avatar-icon")?.src;
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let creationDate = new Date(timelineItemEl.querySelector("time").dateTime);
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let rawDesc = timelineItemEl.querySelector(".rawdesc").textContent;
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let attachment = timelineItemEl.querySelector(".timeline-content-box")?.children?.[0];
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let projectIds = [];
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let projectEls = timelineItemEl.querySelectorAll(".projects > a");
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for (let i = 0; i < projectEls.length; ++i) {
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let projid = projectEls[i].getAttribute("data-projid");
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if (projid) {
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projectIds.push(projid);
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}
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}
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let snippetEdit = makeSnippetEdit(ownerName, ownerAvatar, ownerUrl, creationDate, rawDesc, attachment, projectIds, timelineItemEl.getAttribute("data-id"), timelineItemEl);
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timelineItemEl.parentElement.insertBefore(snippetEdit.root, timelineItemEl);
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timelineItemEl.remove();
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}
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