Move etsync decryption logic to sync gate.

This shares more of the code, and also lets us be more efficient because
we now do these calculations less.

src/Journal.tsx

@@ -1,8 +1,6 @@
 import * as React from 'react';
 import { Tabs, Tab } from 'material-ui/Tabs';
 
-import * as EteSync from './api/EteSync';
-
 import Container from './Container';
 
 import SecondaryHeader from './SecondaryHeader';
@@ -10,16 +8,13 @@ import SecondaryHeader from './SecondaryHeader';
 import JournalEntries from './JournalEntries';
 import JournalAddressBook from './JournalAddressBook';
 import JournalCalendar from './JournalCalendar';
-import LoadingIndicator from './LoadingIndicator';
 
 import { syncEntriesToItemMap, syncEntriesToCalendarItemMap } from './journal-processors';
 
-import { JournalsData, EntriesType, CredentialsData } from './store';
+import { SyncInfo } from './SyncGate';
 
 interface PropsType {
-  journals: JournalsData;
-  entries: EntriesType;
-  etesync: CredentialsData;
+  syncInfo: SyncInfo;
   match: any;
 }
 
@@ -39,29 +34,15 @@ class Journal extends React.PureComponent {
 
   render() {
     const journalUid = this.props.match.params.journalUid;
-    const entries = this.props.entries.get(journalUid);
-
-    if ((!entries) || (entries.value === null)) {
-      return (<LoadingIndicator />);
-    }
 
-    const journal = this.props.journals.find((x) => (x.uid === journalUid));
-
-    if (journal === undefined) {
+    const syncJournal = this.props.syncInfo.get(journalUid);
+    if (!syncJournal) {
       return (<div>Journal not found!</div>);
     }
 
-    const derived = this.props.etesync.encryptionKey;
-    let prevUid: string | null = null;
-    const cryptoManager = new EteSync.CryptoManager(derived, journal.uid, journal.version);
-    const collectionInfo = journal.getInfo(cryptoManager);
-
-    const syncEntries = entries.value.map((entry) => {
-      let syncEntry = entry.getSyncEntry(cryptoManager, prevUid);
-      prevUid = entry.uid;
-
-      return syncEntry;
-    });
+    const journal = syncJournal.journal;
+    const collectionInfo = syncJournal.collection;
+    const syncEntries = syncJournal.entries;
 
     let itemsTitle: string;
     let itemsView: JSX.Element;

src/Pim.tsx

@@ -17,7 +17,9 @@ import PimMain from './PimMain';
 
 import { routeResolver } from './App';
 
-import { store, JournalsData, EntriesType, CredentialsData } from './store';
+import { store, CredentialsData } from './store';
+
+import { SyncInfo } from './SyncGate';
 
 import { createJournalEntry } from './etesync-helpers';
 
@@ -30,8 +32,7 @@ function objValues(obj: any) {
 class Pim extends React.PureComponent {
   props: {
     etesync: CredentialsData;
-    journals: JournalsData;
-    entries: EntriesType;
+    syncInfo: SyncInfo;
     match: any;
     history: any;
   };
@@ -43,97 +44,68 @@ class Pim extends React.PureComponent {
   }
 
   onEventSave(event: EventType, journalUid: string, originalEvent?: EventType) {
-    const journal = this.props.journals.find((x) => (x.uid === journalUid));
+    const syncJournal = this.props.syncInfo.get(journalUid);
 
-    if (journal === undefined) {
+    if (syncJournal === undefined) {
       return;
     }
 
-    const entries = this.props.entries.get(journal.uid);
-
-    if (!entries) {
-      return;
-    }
-
-    if (entries.value === null) {
-      return;
-    }
+    const journal = syncJournal.journal;
 
     let action = (originalEvent === undefined) ? EteSync.SyncEntryAction.Add : EteSync.SyncEntryAction.Change;
     let saveEvent = store.dispatch(
-      createJournalEntry(this.props.etesync, journal, entries.value, action, event.toIcal()));
+      createJournalEntry(this.props.etesync, journal, syncJournal.journalEntries, action, event.toIcal()));
     (saveEvent as any).then(() => {
       this.props.history.goBack();
     });
   }
 
   onContactSave(contact: ContactType, journalUid: string, originalContact?: ContactType) {
-    const journal = this.props.journals.find((x) => (x.uid === journalUid));
+    const syncJournal = this.props.syncInfo.get(journalUid);
 
-    if (journal === undefined) {
+    if (syncJournal === undefined) {
       return;
     }
 
-    const entries = this.props.entries[journal.uid];
-
-    if (entries.value === null) {
-      return;
-    }
+    const journal = syncJournal.journal;
 
     let action = (originalContact === undefined) ? EteSync.SyncEntryAction.Add : EteSync.SyncEntryAction.Change;
     let saveContact = store.dispatch(
-      createJournalEntry(this.props.etesync, journal, entries.value, action, contact.toIcal()));
+      createJournalEntry(this.props.etesync, journal, syncJournal.journalEntries, action, contact.toIcal()));
     (saveContact as any).then(() => {
       this.props.history.goBack();
     });
   }
 
   render() {
-    const derived = this.props.etesync.encryptionKey;
-
     let collectionsAddressBook: Array<EteSync.CollectionInfo> = [];
     let collectionsCalendar: Array<EteSync.CollectionInfo> = [];
-    const journalMap = this.props.journals.reduce(
-      (ret, journal) => {
-        const journalEntries = this.props.entries.get(journal.uid);
-        const cryptoManager = new EteSync.CryptoManager(derived, journal.uid, journal.version);
-
-        let prevUid: string | null = null;
-
-        if (!journalEntries || !journalEntries.value) {
-          return ret;
-        }
+    let entriesAddressBook: Array<{[key: string]: ContactType}> = [];
+    let entriesCalendar: Array<{[key: string]: EventType}> = [];
+    this.props.syncInfo.forEach(
+      (syncJournal) => {
+        const syncEntries = syncJournal.entries;
+        const journal = syncJournal.journal;
 
         // FIXME: Skip shared journals for now
         if (journal.key) {
-          return ret;
+          return;
         }
 
-        const collectionInfo = journal.getInfo(cryptoManager);
-
-        const syncEntries = journalEntries.value.map((entry: EteSync.Entry) => {
-          let syncEntry = entry.getSyncEntry(cryptoManager, prevUid);
-          prevUid = entry.uid;
-
-          return syncEntry;
-        });
+        const collectionInfo = syncJournal.collection;
 
         if (collectionInfo.type === 'ADDRESS_BOOK') {
-          ret.ADDRESS_BOOK.push(syncEntriesToItemMap(collectionInfo, syncEntries));
+          entriesAddressBook.push(syncEntriesToItemMap(collectionInfo, syncEntries));
           collectionsAddressBook.push(collectionInfo);
         } else if (collectionInfo.type === 'CALENDAR') {
-          ret.CALENDAR.push(syncEntriesToCalendarItemMap(collectionInfo, syncEntries));
+          entriesCalendar.push(syncEntriesToCalendarItemMap(collectionInfo, syncEntries));
           collectionsCalendar.push(collectionInfo);
         }
+      }
+    );
 
-        return ret;
-      },
-      { CALENDAR: [] as Array<{[key: string]: EventType}>,
-        ADDRESS_BOOK: [] as Array<{[key: string]: ContactType}>,
-        UNSUPPORTED: [] as Array<any>});
-
-    let addressBookItems = journalMap.ADDRESS_BOOK.reduce((base, x) => Object.assign(base, x), {});
-    let calendarItems = journalMap.CALENDAR.reduce((base, x) => Object.assign(base, x), {});
+    let addressBookItems = entriesAddressBook.reduce((base, x) => Object.assign(base, x), {});
+    let calendarItems = entriesCalendar.reduce((base, x) => Object.assign(base, x), {});
 
     return (
       <Switch>

src/SyncGate.tsx

@@ -2,6 +2,8 @@ import * as React from 'react';
 import { connect } from 'react-redux';
 import { Route, Switch, Redirect, withRouter } from 'react-router';
 
+import { List, Map } from 'immutable';
+
 import { routeResolver } from './App';
 
 import LoadingIndicator from './LoadingIndicator';
@@ -9,8 +11,19 @@ import LoadingIndicator from './LoadingIndicator';
 import Journal from './Journal';
 import Pim from './Pim';
 
+import * as EteSync from './api/EteSync';
+
 import { store, JournalsType, EntriesType, fetchJournals, fetchEntries, StoreState, CredentialsData } from './store';
 
+export interface SyncInfoJournal {
+  journal: EteSync.Journal;
+  journalEntries: List<EteSync.Entry>;
+  collection: EteSync.CollectionInfo;
+  entries: List<EteSync.SyncEntry>;
+}
+
+export type SyncInfo = Map<string, SyncInfoJournal>;
+
 interface PropsType {
   etesync: CredentialsData;
 }
@@ -55,6 +68,43 @@ class SyncGate extends React.PureComponent {
       return (<LoadingIndicator />);
     }
 
+    const derived = this.props.etesync.encryptionKey;
+
+    const journalMap = journals.reduce(
+      (ret, journal) => {
+        const journalEntries = this.props.entries.get(journal.uid);
+        const cryptoManager = new EteSync.CryptoManager(derived, journal.uid, journal.version);
+
+        let prevUid: string | null = null;
+
+        if (!journalEntries || !journalEntries.value) {
+          return ret;
+        }
+
+        // FIXME: Skip shared journals for now
+        if (journal.key) {
+          return ret;
+        }
+
+        const collectionInfo = journal.getInfo(cryptoManager);
+
+        const syncEntries = journalEntries.value.map((entry: EteSync.Entry) => {
+          let syncEntry = entry.getSyncEntry(cryptoManager, prevUid);
+          prevUid = entry.uid;
+
+          return syncEntry;
+        });
+
+        return ret.set(journal.uid, {
+          entries: syncEntries,
+          collection: collectionInfo,
+          journal,
+          journalEntries: journalEntries.value,
+        });
+      },
+      Map<string, SyncInfoJournal>()
+    );
+
     return (
       <Switch>
         <Route
@@ -69,8 +119,7 @@ class SyncGate extends React.PureComponent {
           render={({match, history}) => (
             <Pim
               etesync={this.props.etesync}
-              journals={journals}
-              entries={this.props.entries}
+              syncInfo={journalMap}
               match={match}
               history={history}
             />
@@ -79,8 +128,11 @@ class SyncGate extends React.PureComponent {
         <Route
           path={routeResolver.getRoute('journals._id')}
           render={({match}) => (
-            <Journal etesync={this.props.etesync} journals={journals} entries={this.props.entries} match={match} />
-            )}
+            <Journal
+              syncInfo={journalMap}
+              match={match}
+            />
+          )}
         />
       </Switch>
     );