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Unfinished Vue rewrites of several components
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Artyom Kazak
parent
b0d2a5e071
commit
7d97bb1cae
119
static/components/CategoryItem.js
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119
static/components/CategoryItem.js
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////////////////////////////////////////////////////////////////////////////
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// A single item on a category page.
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//
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// For now, each item is a separate Vue.js "app", and stuff like moving
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// items up and down is done by modifying DOM with jQuery. As we keep
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// rewriting the frontend, jQuery would be replaced by editing the order
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// of items in the category object.
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////////////////////////////////////////////////////////////////////////////
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Vue.component('CategoryItem', {
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props: {
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/** Contents of the item */
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item: {type: Object, required: true},
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/** Item hue (depends on some data in the category, hence not part of
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* the item) */
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hue: {type: Number, required: true},
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/** The category defines some sections to be visible or hidden */
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enabledTraits: {type: Boolean, required: true},
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enabledEcosystem: {type: Boolean, required: true},
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enabledNotes: {type: Boolean, required: true},
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},
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data: function() { return {
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/** Whether to show the item info edit form */
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editing: false,
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}},
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computed: {
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/** DOM identifier for our item */
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itemNode: function() {
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return "item-" + this.item.uid },
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},
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methods: {
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/**
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* When the "up"/"down" control is clicked, move the item one position
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* up/down, both on the backend and the frontend.
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*/
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onMoveUp() {
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$.post("/haskell/move/item/" + this.item.uid, {direction: "up"})
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.done(() => { moveNodeUp('#' + this.itemNode);
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fadeIn('#' + this.itemNode); });
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},
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onMoveDown() {
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$.post("/haskell/move/item/" + this.item.uid, {direction: "down"})
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.done(() => { moveNodeDown('#' + this.itemNode);
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fadeIn('#' + this.itemNode); });
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},
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/**
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* When the "delete" control is clicked, notify the backend and then
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* remove the item entirely.
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*/
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onDelete() {
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if (confirm("Confirm deletion?")) {
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$.post("/haskell/delete/item/" + this.item.uid)
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.done(() => { fadeOutAndRemove('#' + this.itemNode); });
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}
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},
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},
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template: `
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<div :id="itemNode" class="item">
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<div class="item-info" :style="{ backgroundColor: darkColor(this.hue) }">
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<CategoryItemInfo v-if="!editing"
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@move-item-up="onMoveUp"
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@move-item-down="onMoveDown"
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@delete-item="onDelete"
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@edit-item-info="editing=true"
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/>
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<CategoryItemInfoEdit v-if="editing"
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@cancel-edit="editing=false"/>
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</div>
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<div class="item-body" :style="{ backgroundColor: lightColor(this.hue) }">
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<CategoryItemDescription/> ???
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<CategoryItemTraits v-if="enabledTraits"/>
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<CategoryItemEcosystem v-if="enabledEcosystem"/>
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<CategoryItemNotes v-if="enabledNotes"/>
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</div>
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</div>
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`,
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});
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////////////////////////////////////////////////////////////////////////////
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// Hues used to color items. For each hue (integer) there is a light color
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// and a dark color. -1 stands for a colorless item.
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//
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// The colors were taken from Google's color palette at
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// https://www.google.com/design/spec/style/color.html#color-color-palette
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// ("100" for dark and "50" for light), except for gray which didn't really
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// fit.
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////////////////////////////////////////////////////////////////////////////
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/**
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* @param {Number} hue Integer number (or -1 for "colorless")
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* @returns {String} Color code, e.g. "#D1C4E9"
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*/
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function darkColor(hue) {
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// deep purple, green, amber, blue,
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// red, brown, teal, lime
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var colors = [
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"#D1C4E9", "#C8E6C9", "#FFECB3", "#BBDEFB",
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"#FFCDD2", "#D7CCC8", "#B2DFDB", "#F0F4C3"];
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if (hue == -1) return "#D6D6D6"; else return colors[hue % 8]
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}
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/**
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* @param {Number} hue Integer number (or -1 for "colorless")
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* @returns {String} Color code, e.g. "#D1C4E9"
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*/
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function lightColor(hue) {
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// deep purple, green, amber, blue,
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// red, brown, teal, limehau
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var colors = [
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"#EDE7F6", "#E8F5E9", "#FFF8E1", "#E3F2FD",
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"#FFEBEE", "#EFEBE9", "#E0F2F1", "#F9FBE7"];
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if (hue == -1) return "#F0F0F0"; else return colors[hue % 8]
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}
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120
static/components/CategoryItemDescription.js
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120
static/components/CategoryItemDescription.js
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////////////////////////////////////////////////////////////////////////////
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// Item description (also called "Summary")
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//
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// Provides a way to edit the description. If the content changed on the backend
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// in the meantime, opens a dialog and offers to resolve potential merge
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// conflicts.
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////////////////////////////////////////////////////////////////////////////
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Vue.component('CategoryItemDescription', {
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props: {
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/** The ID of the item that the description belongs to */
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itemId: {type: String, required: true},
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/** Description itself, contains `text` and `html` */
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initContent: {type: Object, required: true},
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},
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data: function() { return {
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/**
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* `editing` signals whether we're in editing mode
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* */
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editing: false,
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/**
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* `unsaved` signals whether the editor might have unsaved changes. If
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* this is the case, we hide it instead of destroying it. When the user
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* clicks "Cancel", their changes get lost; when they click the pencil
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* button, they remain.
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* */
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unsaved: false,
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/**
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* `startingContent` is the "starting point" of editing. When we submit,
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* the backend does a three-way diff between the description as we've
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* last seen it (i.e. `startingContent`), our proposed edited
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* description, and the one that the backend currently has.
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* */
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startingContent: initContent,
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}},
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computed: {
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/** DOM identifier for our item */
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itemNode: function() {
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return "item-" + this.itemId },
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},
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methods: {
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/**
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* Submit description to the backend and, if it changed on the backend
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* in the meantime, show a merge resolution popup. If the content
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* changes *again* while the user resolves the merge, we'll show another
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* popup, etc.
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*
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* TODO: it would be nice to replace `startingContent` when we submit
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* the merged version, but we don't get rendered Markdown from the
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* backend, so we can't do that.
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* */
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submitDescription(startingContentText, editedContentText) {
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$.post({
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url: `/haskell/set/item/${this.itemId}/description`,
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data: {
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original: startingContentText,
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content: editedContentText },
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success: (data) => {
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$.magnificPopup.close();
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this.editing = false;
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this.unsaved = false;
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this.startingContent = data; },
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statusCode: {
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409: (xhr, st, err) => {
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/** Current item description on the backend */
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let backendText = xhr.responseJSON["modified"];
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/** Backend's proposed merge (the diff between our
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* 'startingContentText' and 'editedContentText, applied
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* to 'backendText') */
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let proposedMerge = xhr.responseJSON["merged"];
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showDiffPopup(startingContentText, backendText, proposedMerge,
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(ourMerge) => {
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// Now the user looked at the `backendText` and
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// (hopefully) applied their edits to it, so
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// `backendText` becomes the new starting point
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this.submitDescription(backendText, ourMerge) }); } },
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});
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},
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},
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// TODO: we don't need 'section' anymore, I think. Also, there's a bit of
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// duplication in this template.
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//
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// TODO: check that when an editor opens, it gets focus (everywhere we use
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// an editor)
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template: `
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<div class="item-description">
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<div v-if="!editing" class="section normal">
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<strong>Summary</strong>
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<span style="margin-left:0.5em"></span>
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<a href="#" class="small-control edit-item-description"
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@click.prevent="editing=true; unsaved=true;">
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<img src="/pencil.svg" title="edit summary"></a>
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<div class="notes-like">
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<template v-if="content.text != ''" v-html="content.html"></template>
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<p v-else>write something here!</p>
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</div>
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</div>
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<div v-if="editing || unsaved" v-show="editing" class="section editing">
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<strong>Summary</strong>
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<span style="margin-left:0.5em"></span>
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<a href="#" class="small-control edit-item-description"
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@click.prevent="editing=false; unsaved=true;">
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<img src="/pencil.svg" title="hide the editor"></a>
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<AEditor
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:init-content="content.text"
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:instruction="'or press Ctrl+Enter to save'"
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@submit-edit="(e) => submitDescription(startingContent.text, e)"
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@cancel-edit="editing=false; unsaved=false;"
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/>
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</div>
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</div>
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`,
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});
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// rows=10 should go somewhere
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134
static/components/CategoryItemInfo.js
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134
static/components/CategoryItemInfo.js
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////////////////////////////////////////////////////////////////////////////
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// Information about the item, along with some controls
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//
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// Events:
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// * move-item-up User wants to move the item up
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// * mode-item-down User wants to move the item down
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// * delete-item User wants to delete the item
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// * edit-item-info User wants to edit item info
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//
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////////////////////////////////////////////////////////////////////////////
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Vue.component('CategoryItemInfo', {
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props: {
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// Contents of the item
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item: {type: Object, required: true},
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},
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computed: {
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// Item group, e.g. "PCRE-based" or "POSIX-based" for regex libraries
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group: function() {
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return this.item.group_ || "other" },
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// Link to the "official site" or something
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link: function () {
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return this.item.link || null },
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// Link to the Hackage page (for Haskell packages)
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hackageLink: function () {
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return (this.item.kind.tag == "Library") ? this.item.kind.contents :
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(this.item.kind.tag == "Tool") ? this.item.kind.contents :
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null },
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},
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// TODO: this template is somewhat messy; styles should be moved out;
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// spans and divs used like here are weird, too
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template: `
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<div>
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<div style="font-size:23px; line-height:27px;">
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<a class="anchor" :href="item.link_to_item">#</a>
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</div>
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<div style="font-size:23px; line-height:27px;">
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<a v-if="link !== null" :href="link" class="item-name">{{ item.name }}</a>
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<span v-else>{{ item.name }}</span>
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<template v-if="hackageLink !== null">
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(<a :href="hackageLink">Hackage</a>)
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</template>
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</div>
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<div class="item-group" style="line-height:27px;">
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{{ group }}
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</div>
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<div class="controls">
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<span>
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<a href="#" class="move-item-up"
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@click.prevent="this.$emit('move-item-up')">
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<img src="/arrow-thick-top.svg" alt="up" title="move item up"></a>
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<a href="#" class="move-item-down"
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@click.prevent="this.$emit('move-item-down')">
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<img src="/arrow-thick-bottom.svg" alt="down" title="move item down"></a>
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</span>
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<span>
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<a href="#" class="edit-item-info"
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@click.prevent="this.$emit('edit-item-info')">
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<img src="/cog.svg" alt="edit" title="edit item info"></a>
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<span style="margin-left: 0.4em"></span>
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<a href="#" class="delete-item"
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@click.prevent="this.$emit('delete-item')">
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<img src="/x.svg" alt="delete" title="delete item"></a>
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</span>
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</div>
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`,
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});
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////////////////////////////////////////////////////////////////////////////
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// Item info edit form
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//
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// Shown when you press the cog in the item titlebar.
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////////////////////////////////////////////////////////////////////////////
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Vue.component('CategoryItemInfoEdit', {
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props: {
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// Contents of the item
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item: {type: Object, required: true},
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},
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// We use 'autocomplete=off' everywhere due to this:
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// http://stackoverflow.com/q/8311455
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template: `
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<form class="item-info-edit-form" onsubmit="submitItemInfo('{{item.uid.uidToText}}', this); return false;">
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<label for="name">Name</label>
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<input id="name" name="name" value="{{item.name}}"
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type="text" autocomplete="off">
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<label for="kind">Kind</label>
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<select id="kind" name="kind" autocomplete="off">
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{{! possible_kinds would have stuff like “library”, “tool”, “other” }}
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{{#possible_kinds}}
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<option value="{{name}}" {{%selectIf selected}}>{{caption}}</option>
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{{/possible_kinds}}
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</select>
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<label for="hackage-name">Name on Hackage</label>
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<input id="hackage-name" name="hackage-name" value="{{#item.kind.hackageName}}{{.}}{{/item.kind.hackageName}}"
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type="text" autocomplete="off">
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<label for="site">Site (optional)</label>
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<input id="site" name="link" value="{{item.link}}"
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type="text" autocomplete="off">
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<div class="form-group">
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<label for="group">Group</label>
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{{! When “new group” is selected in the list, we show a field for
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entering new group's name }}
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<select id="group" name="group" onchange="itemGroupSelectHandler(this);"
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autocomplete="off">
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<option value="-" {{%selectIf item_no_group}}>-</option>
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{{# category_groups }}
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<option value="{{name}}" {{%selectIf selected}}>{{name}}</option>
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{{/ category_groups }}
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<option value="">New group...</option>
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</select>
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<input hidden class="custom-group-input" name="custom-group"
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type="text" autocomplete="off">
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</div>
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<div class="form-btn-group">
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<input value="Save" class="save" type="submit">
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<input value="Cancel" class="cancel" type="button"
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onclick="itemInfoCancelEdit('{{item.uid.uidToText}}');">
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</div>
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</form>
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`,
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});
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