From 39d2496330f630f697434c1bcdd2fda84080c9c2 Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Tue, 4 Jun 2019 11:22:38 +0200
Subject: [PATCH] Implement UI to share a pad with a friend

---
 .../src/less2/include/alertify.less           |   4 +
 www/common/common-interface.js                |  10 +-
 www/common/common-ui-elements.js              | 225 +++++++++++++++---
 www/common/sframe-common-outer.js             |   5 +-
 www/share/app-share.less                      |  71 ++++++
 www/share/inner.js                            |   4 +-
 www/share/main.js                             |  22 +-
 7 files changed, 303 insertions(+), 38 deletions(-)

diff --git a/customize.dist/src/less2/include/alertify.less b/customize.dist/src/less2/include/alertify.less
index 0df305ddc..ec531e6b0 100644
--- a/customize.dist/src/less2/include/alertify.less
+++ b/customize.dist/src/less2/include/alertify.less
@@ -144,6 +144,10 @@
                 padding: @alertify_padding-base;
                 background: #fff;
                 box-shadow: @alertify_box-shadow;
+                &.wide {
+                    width: 1000px;
+                    max-width: 70%;
+                }
             }
 
             .msg {
diff --git a/www/common/common-interface.js b/www/common/common-interface.js
index 3b9ab5271..77f7b315f 100644
--- a/www/common/common-interface.js
+++ b/www/common/common-interface.js
@@ -156,12 +156,14 @@ define([
         ]);
     };
 
-    dialog.frame = function (content) {
+    dialog.frame = function (content, opt) {
+        opt = opt || {};
+        var cls = opt.wide ? '.wide' : '';
         return $(h('div.alertify', {
             tabindex: 1,
         }, [
             h('div.dialog', [
-                h('div', content),
+                h('div'+cls, content),
             ])
         ])).click(function (e) {
             e.stopPropagation();
@@ -376,10 +378,10 @@ define([
         if (opt.forefront) { $(frame).addClass('forefront'); }
         return frame;
     };
-    UI.openCustomModal = function (content) {
+    UI.openCustomModal = function (content, opt) {
         var frame = dialog.frame([
             content
-        ]);
+        ], opt);
         $(frame).find('button[data-keys]').each(function (i, el) {
             var keys = JSON.parse($(el).attr('data-keys'));
             customListenForKeys(keys, function () {
diff --git a/www/common/common-ui-elements.js b/www/common/common-ui-elements.js
index 4b5f73499..0262527c9 100644
--- a/www/common/common-ui-elements.js
+++ b/www/common/common-ui-elements.js
@@ -316,6 +316,167 @@ define([
         });
     };
 
+    var getFriendsList = function (common) {
+        var priv = common.getMetadataMgr().getPrivateData();
+        var friends = priv.friends;
+        var order = [];
+        if (!friends) { return; }
+
+        // XXX
+        for (var i = 0; i < 30; i++) {
+            friends[i] = {
+                curvePublic: Hash.createChannelId(),
+                displayName: i+ ' blu'
+            };
+        }
+
+        var others = Object.keys(friends).map(function (curve, i) {
+            var data = friends[curve];
+            var avatar = h('span.cp-share-friend-avatar.cp-avatar');
+            UIElements.displayAvatar(common, $(avatar), data.avatar, data.displayName);
+            return h('div.cp-share-friend', {
+                'data-curve': data.curvePublic,
+                'data-name': data.displayName,
+                'data-order': i,
+                style: 'order:'+i+';'
+            },[
+                avatar,
+                h('span.cp-share-friend-name', data.displayName)
+            ]);
+        });
+        var smallCurves = Object.keys(friends).map(function (c) {
+            return friends[c].curvePublic.slice(0,8);
+        });
+
+        // Fill with fake friends to have a uniform spacing (from the flexbox)
+        var addFake = function (els) {
+            $(bloc).find('.cp-fake-friend').remove();
+            var n = (6 - els.length%6)%6;
+            for (var j = 0; j < n; j++) {
+                els.push(h('div.cp-share-friend.cp-fake-friend', {
+                    style: 'order:9999999;'
+                }));
+            }
+        };
+        addFake(others);
+        var noOthers = others.length === 0 ? '.cp-recent-only' : '';
+
+        var buttonSelect = h('button.cp-share-with-friends', Messages.shareSelectAll || 'Select'); // XXX
+        var buttonDeselect = h('button.cp-share-with-friends', Messages.shareDeselectAll || 'Deselect'); // XXX
+        var inputFilter = h('input', {
+            placeholder: 'Search friend...'
+        });
+
+        var bloc = h('div.cp-share-friends.cp-share-column' + noOthers, [
+            h('label', Messages.share_linkFriends || "Friends"), // XXX
+            h('div.cp-share-grid-filter', [
+                inputFilter,
+                buttonSelect,
+                buttonDeselect
+            ]),
+        ]);
+        var $bloc = $(bloc);
+
+        var redraw = function () {
+            var name = $(inputFilter).val().trim().replace(/"/g, '');
+            $bloc.find('.cp-share-friend').show();
+            if (!name) { return; }
+            $bloc.find('.cp-share-friend:not(.cp-selected):not([data-name*="'+name+'"])').hide();
+        };
+
+        $(inputFilter).on('keydown keyup change', redraw);
+        $(buttonSelect).click(function () {
+            $bloc.find('.cp-share-friend:not(.cp-selected):visible').addClass('cp-selected');
+        });
+        $(buttonDeselect).click(function () {
+            $bloc.find('.cp-share-friend.cp-selected').removeClass('cp-selected').each(function (i, el) {
+                var order = $(el).attr('data-order');
+                if (!order) { return; }
+                $(el).attr('style', 'order:'+order);
+            });
+            redraw();
+        });
+
+        console.log(smallCurves);
+        var refreshButtons = function () {
+            var $nav = $bloc.parents('.alertify-tabs-content').find('nav');
+            if (!$nav.find('.cp-share-with-friends').length) {
+                var button = h('button.primary.cp-share-with-friends', {
+                    'data-keys': '[13]'
+                }, Messages.shareLinkWithFriends || 'Share with friends'); // XXX
+                $(button).click(function () {
+                    // Get the selected curves
+                    var $friends = $bloc.find('.cp-share-friend.cp-selected');
+                    var curves = $friends.toArray().map(function (el) {
+                        return ($(el).attr('data-curve') || '').slice(0,8);
+                    }).filter(function (x) { return x; });
+                    // Prepend them to the "order" array
+                    Array.prototype.unshift.apply(order, curves);
+                    console.log(order);
+                    order = Util.deduplicateString(order);
+                    console.log(order);
+                    // Make sure we don't have "old" friends and save
+                    order = order.filter(function (curve) {
+                        return smallCurves.indexOf(curve) !== -1;
+                    });
+                    console.log(order);
+                    common.setAttribute(['general', 'share-friends'], order);
+
+                    // XXX send to mailboxes
+                    // Notes: we need to filter the friend to only have th eones with mailboxes!
+                });
+                $nav.append(button);
+            }
+
+            var friendMode = $bloc.find('.cp-share-friend.cp-selected').length;
+            if (friendMode) {
+                $nav.find('button.primary[data-keys]').hide();
+                $nav.find('button.cp-share-with-friends').show();
+            } else {
+                $nav.find('button.primary[data-keys]').show();
+                $nav.find('button.cp-share-with-friends').hide();
+            }
+        };
+
+
+        common.getAttribute(['general', 'share-friends'], function (err, val) {
+            order = val || [];
+            // Sort friends by "recently shared with"
+            others.sort(function (a, b) {
+                var ca = ($(a).attr('data-curve') || '').slice(0,8);
+                var cb = ($(b).attr('data-curve') || '').slice(0,8);
+                if (!ca && !cb) { return 0; }
+                if (!ca) { return 1; }
+                if (!cb) { return -1; }
+                var ia = order.indexOf(ca);
+                var ib = order.indexOf(cb);
+                if (ia === -1 && ib === -1) { return 0; }
+                if (ia === -1) { return 1; }
+                if (ib === -1) { return -1; }
+                return ia - ib;
+            });
+            // Reorder the friend icons
+            others.forEach(function (el, i) {
+                if ($(el).is('.cp-fake-friend')) { return; }
+                $(el).attr('data-order', i).css('order', i);
+            });
+            // Display them
+            $bloc.append(h('div.cp-share-grid', others));
+            $bloc.find('.cp-share-friend').click(function (e) {
+                var sel = $(this).hasClass('cp-selected');
+                if (!sel) {
+                    $(this).addClass('cp-selected');
+                } else {
+                    var order = $(this).attr('data-order');
+                    order = order ? 'order:'+order : '';
+                    $(this).removeClass('cp-selected').attr('style', order);
+                }
+                refreshButtons();
+            });
+        });
+        return bloc;
+    };
+
     UIElements.createShareModal = function (config) {
         var origin = config.origin;
         var pathname = config.pathname;
@@ -325,32 +486,37 @@ define([
         if (!hashes) { return; }
 
         // Share link tab
-        var link = h('div.cp-share-modal', [
-            h('label', Messages.share_linkAccess),
-            h('br'),
-            UI.createRadio('cp-share-editable', 'cp-share-editable-true',
-                           Messages.share_linkEdit, true, { mark: {tabindex:1} }),
-            UI.createRadio('cp-share-editable', 'cp-share-editable-false',
-                           Messages.share_linkView, false, { mark: {tabindex:1} }),
-            /*h('input#cp-share-editable-true.cp-share-editable-value', {
-                type: 'radio',
-                name: 'cp-share-editable',
-                value: 1,
-            }),
-            h('label', { 'for': 'cp-share-editable-true' }, Messages.share_linkEdit),
-            h('input#cp-share-editable-false.cp-share-editable-value', {
-                type: 'radio',
-                name: 'cp-share-editable',
-                value: 0
-            }),
-            h('label', { 'for': 'cp-share-editable-false' }, Messages.share_linkView),*/
-            h('br'),
-            h('label', Messages.share_linkOptions),
-            h('br'),
-            UI.createCheckbox('cp-share-embed', Messages.share_linkEmbed, false, { mark: {tabindex:1} }),
-            UI.createCheckbox('cp-share-present', Messages.share_linkPresent, false, { mark: {tabindex:1} }),
-            h('br'),
-            UI.dialog.selectable('', { id: 'cp-share-link-preview', tabindex: 1 })
+        var friendsList = getFriendsList(common);
+        var link = h('div.cp-share-modal.cp-share-columns', [
+            h('div.cp-share-column', [
+                h('p', 'Select the access rights you want to use and copy the share URL or send it directly to your CryptPad friends'), // XXX
+                h('label', Messages.share_linkAccess),
+                h('br'),
+                UI.createRadio('cp-share-editable', 'cp-share-editable-true',
+                               Messages.share_linkEdit, true, { mark: {tabindex:1} }),
+                UI.createRadio('cp-share-editable', 'cp-share-editable-false',
+                               Messages.share_linkView, false, { mark: {tabindex:1} }),
+                /*h('input#cp-share-editable-true.cp-share-editable-value', {
+                    type: 'radio',
+                    name: 'cp-share-editable',
+                    value: 1,
+                }),
+                h('label', { 'for': 'cp-share-editable-true' }, Messages.share_linkEdit),
+                h('input#cp-share-editable-false.cp-share-editable-value', {
+                    type: 'radio',
+                    name: 'cp-share-editable',
+                    value: 0
+                }),
+                h('label', { 'for': 'cp-share-editable-false' }, Messages.share_linkView),*/
+                h('br'),
+                h('label', Messages.share_linkOptions),
+                h('br'),
+                UI.createCheckbox('cp-share-embed', Messages.share_linkEmbed, false, { mark: {tabindex:1} }),
+                UI.createCheckbox('cp-share-present', Messages.share_linkPresent, false, { mark: {tabindex:1} }),
+                h('br'),
+                UI.dialog.selectable('', { id: 'cp-share-link-preview', tabindex: 1 }),
+            ]),
+            friendsList
         ]);
         if (!hashes.editHash) {
             $(link).find('#cp-share-editable-false').attr('checked', true);
@@ -407,7 +573,7 @@ define([
         }];
         var frameLink = UI.dialog.customModal(link, {
             buttons: linkButtons,
-            onClose: config.onClose
+            onClose: config.onClose,
         });
 
         // Embed tab
@@ -438,7 +604,10 @@ define([
             },
             keys: [13]
         }];
-        var frameEmbed = UI.dialog.customModal(embed, { buttons: embedButtons});
+        var frameEmbed = UI.dialog.customModal(embed, {
+            buttons: embedButtons,
+            onClose: config.onClose,
+        });
 
         // Create modal
         var tabs = [{
diff --git a/www/common/sframe-common-outer.js b/www/common/sframe-common-outer.js
index b548b4731..7c5b18fff 100644
--- a/www/common/sframe-common-outer.js
+++ b/www/common/sframe-common-outer.js
@@ -739,8 +739,9 @@ define([
                     ShareModal.$iframe = $('<iframe>', {id: 'sbox-share-iframe'}).appendTo($('body'));
                     ShareModal.modal = Share.create(config);
                 } else if (!cfg.hidden) {
-                    ShareModal.$iframe.show();
-                    ShareModal.modal.refresh(cfg);
+                    ShareModal.modal.refresh(cfg, function () {
+                        ShareModal.$iframe.show();
+                    });
                 }
                 if (cfg.hidden) {
                     ShareModal.$iframe.hide();
diff --git a/www/share/app-share.less b/www/share/app-share.less
index 1d1b84156..0f06c76b1 100644
--- a/www/share/app-share.less
+++ b/www/share/app-share.less
@@ -2,6 +2,7 @@
 @import (reference) '../../customize/src/less2/include/modal.less';
 @import (reference) '../../customize/src/less2/include/alertify.less';
 @import (reference) '../../customize/src/less2/include/tippy.less';
+@import (reference) '../../customize/src/less2/include/avatar.less';
 @import (reference) '../../customize/src/less2/include/checkmark.less';
 @import (reference) '../../customize/src/less2/include/password-input.less';
 
@@ -11,4 +12,74 @@
     .checkmark_main(20px);
     .password_main();
     .modal_main();
+
+    .cp-share-columns {
+        display: flex;
+        flex-flow: row;
+
+        .cp-share-column {
+            width: 50%;
+            padding: 0 10px;
+        }
+    }
+    .cp-share-grid, .cp-share-list {
+        .avatar_main(50px);
+        display: flex;
+        justify-content: space-between;
+        flex-wrap: wrap;
+    }
+    .cp-share-list {
+        margin-bottom: 15px;
+    }
+    .cp-share-grid {
+        height: 228px;
+        max-height: 228px;
+        overflow-x: auto;
+    }
+    .cp-recent-only {
+        .cp-share-grid, .cp-share-grid-filter {
+            display: none;
+        }
+    }
+    .cp-share-grid-filter {
+        display: flex;
+        input {
+            flex: 1;
+            margin-bottom: 0 !important;
+            &::placeholder { /* Chrome, Firefox, Opera, Safari 10.1+ */
+                color: @colortheme_alertify-primary-text;
+                opacity: 1; /* Firefox */
+            }
+        }
+        margin-bottom: 15px;
+    }
+    .cp-share-friend {
+        width: 70px;
+        height: 70px;
+        display: flex;
+        flex-flow: column;
+        justify-content: center;
+        align-items: center;
+        padding: 5px;
+        margin-bottom: 6px;
+        cursor: default;
+        transition: order 0.5s, background-color 0.5s;
+
+        &.cp-selected {
+            background-color: @colortheme_alertify-primary;
+            color: @colortheme_alertify-primary-text;
+            order: -1 !important;
+        }
+        .cp-share-friend-name {
+            overflow: hidden;
+            white-space: nowrap;
+            text-overflow: ellipsis;
+            width: 100%;
+            text-align: center;
+        }
+        border: 1px solid @colortheme_alertify-primary;
+        &.cp-fake-friend {
+            visibility: hidden;
+        }
+    }
 }
diff --git a/www/share/inner.js b/www/share/inner.js
index b15d8eb0e..e20280c6a 100644
--- a/www/share/inner.js
+++ b/www/share/inner.js
@@ -53,7 +53,9 @@ define([
                     password: priv.password
                 }
             });
-            UI.openCustomModal(UI.dialog.tabs(modal));
+            UI.openCustomModal(UI.dialog.tabs(modal), {
+                wide: true
+            });
         };
         sframeChan.on('EV_SHARE_REFRESH', function (data) {
             createShareDialog(data);
diff --git a/www/share/main.js b/www/share/main.js
index 78487490c..3f51fbb50 100644
--- a/www/share/main.js
+++ b/www/share/main.js
@@ -7,6 +7,8 @@ define([
 ], function (nThen, ApiConfig, $, RequireConfig) {
     var requireConfig = RequireConfig();
 
+    var ready = false;
+
     var create = function (config) {
         // Loaded in load #2
         var sframeChan;
@@ -89,7 +91,7 @@ define([
                             feedbackAllowed: Utils.Feedback.state,
                             hashes: config.data.hashes,
                             password: config.data.password,
-                            file: config.data.file
+                            file: config.data.file,
                         };
                         for (var k in additionalPriv) { metaObj.priv[k] = additionalPriv[k]; }
 
@@ -116,11 +118,25 @@ define([
                 sframeChan.on('EV_SHARE_ACTION', function (data) {
                     config.onShareAction(data);
                 });
+
+                sframeChan.onReady(function () {
+                    if (ready === true) { return; }
+                    if (typeof ready === "function") {
+                        ready();
+                    }
+                    ready = true;
+                });
             });
         });
-        var refresh = function (data) {
-            if (!sframeChan) { return; }
+        var refresh = function (data, cb) {
+            if (!ready) {
+                ready = function () {
+                    refresh(data, cb);
+                };
+                return;
+            }
             sframeChan.event('EV_SHARE_REFRESH', data);
+            cb();
         };
         return {
             refresh: refresh