Explain that "Block" leads to modal with more options. (#7039)

## Issue
7035 Make it clearer that delegated mods can block via Block menu

static/app-strings.json

@@ -1718,6 +1718,10 @@
   "Level %current_level%": "Level %current_level%",
   "Creator tools": "Creator tools",
   "Prevent this channel from interacting with you.": "Prevent this channel from interacting with you.",
+  "Choose a permanent or temporary ban.": "Choose a permanent or temporary ban.",
+  "Personal | Moderator | Admin": "Personal | Moderator | Admin",
+  "Personal | Moderator": "Personal | Moderator",
+  "Personal | Admin": "Personal | Admin",
   "Hide this channel for you only.": "Hide this channel for you only.",
   "Interacting as %channelName%": "Interacting as %channelName%",
   "Page Not Found": "Page Not Found",

ui/component/commentMenuList/index.js

@@ -7,7 +7,7 @@ import { doOpenModal } from 'redux/actions/app';
 import { doSetPlayingUri } from 'redux/actions/content';
 import { selectActiveChannelClaim } from 'redux/selectors/app';
 import { selectPlayingUri } from 'redux/selectors/content';
-
+import { selectModerationDelegatorsById } from 'redux/selectors/comments';
 import CommentMenuList from './view';
 
 const select = (state, props) => ({
@@ -16,6 +16,7 @@ const select = (state, props) => ({
   contentChannelPermanentUrl: makeSelectChannelPermUrlForClaimUri(props.uri)(state),
   activeChannelClaim: selectActiveChannelClaim(state),
   playingUri: selectPlayingUri(state),
+  moderationDelegatorsById: selectModerationDelegatorsById(state),
 });
 
 const perform = (dispatch) => ({

ui/component/commentMenuList/view.jsx

@@ -6,6 +6,7 @@ import { MenuList, MenuItem } from '@reach/menu-button';
 import ChannelThumbnail from 'component/channelThumbnail';
 import Icon from 'component/common/icon';
 import { parseURI } from 'lbry-redux';
+import { getChannelFromClaim } from 'util/claim';
 
 type Props = {
   uri: ?string,
@@ -24,6 +25,7 @@ type Props = {
   contentChannelPermanentUrl: any,
   activeChannelClaim: ?ChannelClaim,
   playingUri: ?PlayingUri,
+  moderationDelegatorsById: { [string]: { global: boolean, delegators: { name: string, claimId: string } } },
   // --- perform ---
   openModal: (id: string, {}) => void,
   clearPlayingUri: () => void,
@@ -50,6 +52,7 @@ function CommentMenuList(props: Props) {
     handleEditComment,
     commentModAddDelegate,
     playingUri,
+    moderationDelegatorsById,
     disableEdit,
     disableRemove,
     openModal,
@@ -57,7 +60,15 @@ function CommentMenuList(props: Props) {
     setQuickReply,
   } = props;
 
+  const contentChannelClaim = getChannelFromClaim(claim);
+  const activeModeratorInfo = activeChannelClaim && moderationDelegatorsById[activeChannelClaim.claim_id];
   const activeChannelIsCreator = activeChannelClaim && activeChannelClaim.permanent_url === contentChannelPermanentUrl;
+  const activeChannelIsAdmin = activeChannelClaim && activeModeratorInfo && activeModeratorInfo.global;
+  const activeChannelIsModerator =
+    activeChannelClaim &&
+    contentChannelClaim &&
+    activeModeratorInfo &&
+    Object.values(activeModeratorInfo.delegators).includes(contentChannelClaim.claim_id);
 
   function handlePinComment(commentId, claimId, remove) {
     pinComment(commentId, claimId, remove);
@@ -91,6 +102,59 @@ function CommentMenuList(props: Props) {
     }
   }
 
+  function getBlockOptionElem() {
+    const isPersonalBlockTheOnlyOption = !activeChannelIsModerator && !activeChannelIsAdmin;
+    const isTimeoutBlockAvailable = (claim && claim.is_my_output) || activeChannelIsModerator;
+    const personalPermanentBlockOnly = isPersonalBlockTheOnlyOption && !isTimeoutBlockAvailable;
+
+    function getSubtitle() {
+      if (personalPermanentBlockOnly) {
+        return {
+          line1: __('Prevent this channel from interacting with you.'),
+          line2: null,
+        };
+      } else {
+        if (activeChannelIsModerator && activeChannelIsAdmin) {
+          return {
+            line1: __('Personal | Moderator | Admin'),
+            line2: __('Choose a permanent or temporary ban.'),
+          };
+        } else if (activeChannelIsModerator && !activeChannelIsAdmin) {
+          return {
+            line1: __('Personal | Moderator'),
+            line2: __('Choose a permanent or temporary ban.'),
+          };
+        } else if (!activeChannelIsModerator && activeChannelIsAdmin) {
+          return {
+            line1: __('Personal | Admin'),
+            line2: __('Choose a permanent or temporary ban.'),
+          };
+        } else {
+          return {
+            line1: null,
+            line2: __('Choose a permanent or temporary ban.'),
+          };
+        }
+      }
+    }
+
+    const subtitle = getSubtitle();
+    return (
+      <>
+        <div className="menu__link">
+          <Icon aria-hidden icon={ICONS.BLOCK} />
+          {__('Block')}
+        </div>
+        {subtitle.line1 && <span className="comment__menu-help">{subtitle.line1}</span>}
+        {subtitle.line2 && (
+          <span className="comment__menu-help">
+            {subtitle.line2} {!personalPermanentBlockOnly && <Icon aria-hidden icon={ICONS.EXTERNAL} />}
+          </span>
+        )}
+      </>
+    );
+  }
+
   return (
     <MenuList className="menu__list">
       {activeChannelIsCreator && <div className="comment__menu-title">{__('Creator tools')}</div>}
@@ -142,13 +206,7 @@ function CommentMenuList(props: Props) {
 
       {!commentIsMine && (
         <MenuItem className="comment__menu-option" onSelect={handleCommentBlock}>
-          <div className="menu__link">
-            <Icon aria-hidden icon={ICONS.BLOCK} />
-            {__('Block')}
-          </div>
-          {activeChannelIsCreator && (
-            <span className="comment__menu-help">{__('Prevent this channel from interacting with you.')}</span>
-          )}
+          {getBlockOptionElem()}
         </MenuItem>
       )}
 

ui/modal/modalBlockChannel/view.jsx

@@ -11,6 +11,7 @@ import Icon from 'component/common/icon';
 import * as ICONS from 'constants/icons';
 import usePersistedState from 'effects/use-persisted-state';
 import { Modal } from 'modal/modal';
+import { getChannelFromClaim } from 'util/claim';
 
 const TAB = {
   PERSONAL: 'personal',
@@ -49,14 +50,7 @@ export default function ModalBlockChannel(props: Props) {
     commentModBlockAsModerator,
   } = props;
 
-  const contentChannelClaim = !contentClaim
-    ? null
-    : contentClaim.value_type === 'channel'
-    ? contentClaim
-    : contentClaim.signing_channel && contentClaim.is_channel_signature_valid
-    ? contentClaim.signing_channel
-    : null;
-
+  const contentChannelClaim = getChannelFromClaim(contentClaim);
   const activeModeratorInfo = activeChannelClaim && moderationDelegatorsById[activeChannelClaim.claim_id];
   const activeChannelIsAdmin = activeChannelClaim && activeModeratorInfo && activeModeratorInfo.global;
   const activeChannelIsModerator =

ui/scss/component/_comments.scss

@@ -353,6 +353,10 @@ $thumbnailWidthSmall: 1rem;
   padding-left: calc(18px + var(--spacing-s));
   max-width: 15rem;
   white-space: pre-line;
+
+  .icon {
+    vertical-align: top;
+  }
 }
 
 .comment__actions {

ui/util/claim.js

@@ -9,3 +9,13 @@ export function getChannelIdFromClaim(claim: ?Claim) {
     }
   }
 }
+
+export function getChannelFromClaim(claim: ?Claim) {
+  return !claim
+    ? null
+    : claim.value_type === 'channel'
+    ? claim
+    : claim.signing_channel && claim.is_channel_signature_valid
+    ? claim.signing_channel
+    : null;
+}