1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
package it.niedermann.nextcloud.deck.ui.card;
import android.app.Application;
import android.content.SharedPreferences;
import android.text.TextUtils;
import androidx.annotation.ColorInt;
import androidx.annotation.NonNull;
import androidx.core.content.ContextCompat;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;
import androidx.preference.PreferenceManager;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import it.niedermann.android.sharedpreferences.SharedPreferenceBooleanLiveData;
import it.niedermann.nextcloud.deck.DeckLog;
import it.niedermann.nextcloud.deck.R;
import it.niedermann.nextcloud.deck.api.IResponseCallback;
import it.niedermann.nextcloud.deck.model.Account;
import it.niedermann.nextcloud.deck.model.Attachment;
import it.niedermann.nextcloud.deck.model.Board;
import it.niedermann.nextcloud.deck.model.Card;
import it.niedermann.nextcloud.deck.model.Label;
import it.niedermann.nextcloud.deck.model.full.FullBoard;
import it.niedermann.nextcloud.deck.model.full.FullCard;
import it.niedermann.nextcloud.deck.model.full.FullCardWithProjects;
import it.niedermann.nextcloud.deck.model.ocs.Activity;
import it.niedermann.nextcloud.deck.persistence.sync.SyncManager;
import static androidx.lifecycle.Transformations.distinctUntilChanged;
import static androidx.lifecycle.Transformations.switchMap;
@SuppressWarnings("WeakerAccess")
public class EditCardViewModel extends AndroidViewModel {
private SyncManager syncManager;
private Account account;
private long boardId;
private FullCardWithProjects originalCard;
private FullCardWithProjects fullCard;
private boolean isSupportedVersion = false;
private boolean hasCommentsAbility = false;
private boolean pendingCreation = false;
private boolean canEdit = false;
private boolean createMode = false;
private final MutableLiveData<Integer> brandingColor$ = new MutableLiveData<>();
private final SharedPreferences sharedPreferences;
private final MutableLiveData<Boolean> descriptionIsPreview = new MutableLiveData<>(false);
public EditCardViewModel(@NonNull Application application) {
super(application);
this.syncManager = new SyncManager(application);
this.brandingColor$.setValue(ContextCompat.getColor(application, R.color.primary));
sharedPreferences = PreferenceManager.getDefaultSharedPreferences(application);
}
/**
* The result {@link LiveData} will emit <code>true</code> if the preview mode is enabled and <code>false</code> if the edit mode is enabled.
* In {@link #createMode} it will not emit the last persisted state but only a temporary value.
*/
public LiveData<Boolean> getDescriptionMode() {
if (isCreateMode()) {
return distinctUntilChanged(descriptionIsPreview);
} else {
return distinctUntilChanged(switchMap(distinctUntilChanged(new SharedPreferenceBooleanLiveData(sharedPreferences, getApplication().getString(R.string.shared_preference_description_preview), false)), (isPreview) -> {
// When we are in preview mode but the description of the card is empty, we explicitly switch to the edit mode
final FullCardWithProjects fullCard = getFullCard();
if (fullCard == null) {
throw new IllegalStateException("Description mode must be queried after initializing " + EditCardViewModel.class.getSimpleName() + " with a card.");
}
if (isPreview && TextUtils.isEmpty(fullCard.getCard().getDescription())) {
descriptionIsPreview.setValue(false);
} else {
descriptionIsPreview.setValue(isPreview);
}
return descriptionIsPreview;
}));
}
}
/**
* Will toggle the edit / preview mode and persist the new state if not in {@link #createMode}.
*/
public void toggleDescriptionPreviewMode() {
final boolean newValue = Boolean.FALSE.equals(descriptionIsPreview.getValue());
descriptionIsPreview.setValue(newValue);
if (!isCreateMode()) {
sharedPreferences
.edit()
.putBoolean(getApplication().getString(R.string.shared_preference_description_preview), newValue)
.apply();
}
}
public LiveData<Integer> getBrandingColor() {
return distinctUntilChanged(this.brandingColor$);
}
public void setBrandingColor(@ColorInt int brandingColor) {
this.brandingColor$.setValue(brandingColor);
}
/**
* Stores a deep copy of the given fullCard to be able to compare the state at every time in #{@link EditCardViewModel#hasChanges()}
*
* @param boardId Local ID, expecting a positive long value
* @param fullCard The card that is currently edited
*/
public void initializeExistingCard(long boardId, @NonNull FullCardWithProjects fullCard, boolean isSupportedVersion) {
this.boardId = boardId;
this.fullCard = fullCard;
this.originalCard = new FullCardWithProjects(this.fullCard);
this.isSupportedVersion = isSupportedVersion;
}
/**
* Stores a deep copy of the given fullCard to be able to compare the state at every time in #{@link EditCardViewModel#hasChanges()}
*
* @param boardId Local ID, expecting a positive long value
* @param stackId Local ID, expecting a positive long value where the card should be created
*/
public void initializeNewCard(long boardId, long stackId, boolean isSupportedVersion) {
final FullCardWithProjects fullCard = new FullCardWithProjects();
fullCard.setLabels(new ArrayList<>());
fullCard.setAssignedUsers(new ArrayList<>());
fullCard.setAttachments(new ArrayList<>());
final Card card = new Card();
card.setStackId(stackId);
fullCard.setCard(card);
initializeExistingCard(boardId, fullCard, isSupportedVersion);
}
public void setAccount(@NonNull Account account) {
this.account = account;
this.syncManager = new SyncManager(getApplication(), account.getName());
hasCommentsAbility = account.getServerDeckVersionAsObject().supportsComments();
}
public boolean hasChanges() {
if (fullCard == null) {
DeckLog.info("Can not check for changes because fullCard is null → assuming no changes have been made yet.");
return false;
}
return fullCard.equals(originalCard);
}
public boolean hasCommentsAbility() {
return hasCommentsAbility;
}
public Account getAccount() {
return account;
}
public FullCardWithProjects getFullCard() {
return fullCard;
}
public boolean isPendingCreation() {
return pendingCreation;
}
public void setPendingCreation(boolean pendingCreation) {
this.pendingCreation = pendingCreation;
}
public boolean canEdit() {
return canEdit && isSupportedVersion;
}
public void setCanEdit(boolean canEdit) {
this.canEdit = canEdit;
}
public boolean isCreateMode() {
return createMode;
}
public void setCreateMode(boolean createMode) {
this.createMode = createMode;
if (createMode) {
this.descriptionIsPreview.setValue(false);
}
}
public long getBoardId() {
return boardId;
}
public LiveData<FullBoard> getFullBoardById(Long accountId, Long localId) {
return syncManager.getFullBoardById(accountId, localId);
}
public void createLabel(long accountId, Label label, long localBoardId, @NonNull IResponseCallback<Label> callback) {
syncManager.createLabel(accountId, label, localBoardId, callback);
}
public LiveData<FullCardWithProjects> getFullCardWithProjectsByLocalId(long accountId, long cardLocalId) {
return syncManager.getFullCardWithProjectsByLocalId(accountId, cardLocalId);
}
/**
* Saves the current {@link #fullCard}. If it is a new card, it will be created, otherwise it will be updated.
*/
public void saveCard(@NonNull IResponseCallback<FullCard> callback) {
if (isCreateMode()) {
syncManager.createFullCard(getAccount().getId(), getBoardId(), getFullCard().getCard().getStackId(), getFullCard(), callback);
} else {
syncManager.updateCard(getFullCard(), callback);
}
}
public LiveData<List<Activity>> syncActivitiesForCard(@NonNull Card card) {
return syncManager.syncActivitiesForCard(card);
}
public void addAttachmentToCard(long accountId, long localCardId, @NonNull String mimeType, @NonNull File file, @NonNull IResponseCallback<Attachment> callback) {
syncManager.addAttachmentToCard(accountId, localCardId, mimeType, file, callback);
}
public void deleteAttachmentOfCard(long accountId, long localCardId, long localAttachmentId, @NonNull IResponseCallback<Void> callback) {
syncManager.deleteAttachmentOfCard(accountId, localCardId, localAttachmentId, callback);
}
public LiveData<Card> getCardByRemoteID(long accountId, long remoteId) {
return syncManager.getCardByRemoteID(accountId, remoteId);
}
public LiveData<Board> getBoardByRemoteId(long accountId, long remoteId) {
return syncManager.getBoardByRemoteId(accountId, remoteId);
}
}
|