From f0139c55eea238f078a717e410565b1576db93b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=B3bert=20Kiss?= <erT78gb@gmail.com>
Date: Mon, 8 Jan 2018 05:29:31 +0100
Subject: [PATCH] feat(user-config): Upload user configuration from json/bin
 file (#545)

* feat(user-config): Upload user configuration from json/bin file

* fix error message

* remove file extension filter

* apply user config after loaded from file

* add file filter

* remove file filter
---
 .../device-configuration.component.html       |  8 +--
 .../device-configuration.component.ts         | 19 ++++++-
 .../src/app/models/upload-file-data.ts        |  4 ++
 .../src/app/store/actions/user-config.ts      | 21 +++++++-
 .../uhk-web/src/app/store/effects/device.ts   |  2 +-
 .../src/app/store/effects/user-config.ts      | 50 +++++++++++++++++--
 .../app/store/reducers/user-configuration.ts  |  1 +
 packages/uhk-web/src/styles.scss              | 21 ++++++++
 8 files changed, 117 insertions(+), 9 deletions(-)
 create mode 100644 packages/uhk-web/src/app/models/upload-file-data.ts

diff --git a/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.html b/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.html
index f08c3c06..7dcbd4bd 100644
--- a/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.html
+++ b/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.html
@@ -14,9 +14,11 @@
         <span role="button" class="btn-link" (click)="saveConfigurationInBINFormat()">binary</span> format.
     </li>
     <li>
-        <button class="btn btn-default"
-                >Upload device configuration
-        </button>
+        <label class="btn btn-default btn-file">
+            Upload device configuration
+            <input type="file"
+                   (change)="changeFile($event)">
+        </label>
     </li>
     <li>
         <button class="btn btn-danger"
diff --git a/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.ts b/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.ts
index bc6e5eac..d105dff8 100644
--- a/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.ts
+++ b/packages/uhk-web/src/app/components/device/configuration/device-configuration.component.ts
@@ -3,7 +3,11 @@ import { Store } from '@ngrx/store';
 
 import { AppState } from '../../../store';
 import { ResetUserConfigurationAction } from '../../../store/actions/device';
-import { SaveUserConfigInBinaryFileAction, SaveUserConfigInJsonFileAction } from '../../../store/actions/user-config';
+import {
+    LoadUserConfigurationFromFileAction,
+    SaveUserConfigInBinaryFileAction,
+    SaveUserConfigInJsonFileAction
+} from '../../../store/actions/user-config';
 
 @Component({
     selector: 'device-settings',
@@ -29,4 +33,17 @@ export class DeviceConfigurationComponent {
     saveConfigurationInBINFormat() {
         this.store.dispatch(new SaveUserConfigInBinaryFileAction());
     }
+
+    changeFile(event): void {
+        const files = event.srcElement.files;
+        const fileReader = new FileReader();
+        fileReader.onloadend = function () {
+            const arrayBuffer = new Uint8Array(fileReader.result);
+            this.store.dispatch(new LoadUserConfigurationFromFileAction({
+                filename: event.srcElement.value,
+                data: Array.from(arrayBuffer)
+            }));
+        }.bind(this);
+        fileReader.readAsArrayBuffer(files[0]);
+    }
 }
diff --git a/packages/uhk-web/src/app/models/upload-file-data.ts b/packages/uhk-web/src/app/models/upload-file-data.ts
new file mode 100644
index 00000000..bd5fd919
--- /dev/null
+++ b/packages/uhk-web/src/app/models/upload-file-data.ts
@@ -0,0 +1,4 @@
+export interface UploadFileData {
+    filename: string;
+    data: Array<number>;
+}
diff --git a/packages/uhk-web/src/app/store/actions/user-config.ts b/packages/uhk-web/src/app/store/actions/user-config.ts
index 42cb2616..ebf2cdfd 100644
--- a/packages/uhk-web/src/app/store/actions/user-config.ts
+++ b/packages/uhk-web/src/app/store/actions/user-config.ts
@@ -1,6 +1,7 @@
 import { Action } from '@ngrx/store';
 import { type, UserConfiguration, ConfigurationReply } from 'uhk-common';
 import { UserConfigurationValue } from '../../models/user-configuration-value';
+import { UploadFileData } from '../../models/upload-file-data';
 
 const PREFIX = '[user-config] ';
 
@@ -15,7 +16,9 @@ export const ActionTypes = {
     SAVE_USER_CONFIG_IN_BIN_FILE: type(PREFIX + 'Save User Config in binary file'),
     LOAD_RESET_USER_CONFIGURATION: type(PREFIX + 'Load reset user configuration'),
     RENAME_USER_CONFIGURATION: type(PREFIX + 'Rename user configuration'),
-    SET_USER_CONFIGURATION_VALUE: type(PREFIX + 'Set user configuration value')
+    SET_USER_CONFIGURATION_VALUE: type(PREFIX + 'Set user configuration value'),
+    LOAD_USER_CONFIGURATION_FROM_FILE: type(PREFIX + 'Load user configuration from file'),
+    APPLY_USER_CONFIGURATION_FROM_FILE: type(PREFIX + 'Apply user configuration from file')
 };
 
 export class LoadUserConfigAction implements Action {
@@ -76,6 +79,20 @@ export class SetUserConfigurationValueAction implements Action {
     }
 }
 
+export class LoadUserConfigurationFromFileAction implements Action {
+    type = ActionTypes.LOAD_USER_CONFIGURATION_FROM_FILE;
+
+    constructor(public payload: UploadFileData) {
+    }
+}
+
+export class ApplyUserConfigurationFromFileAction implements Action {
+    type = ActionTypes.APPLY_USER_CONFIGURATION_FROM_FILE;
+
+    constructor(public payload: UserConfiguration) {
+    }
+}
+
 export type Actions
     = LoadUserConfigAction
     | LoadUserConfigSuccessAction
@@ -87,4 +104,6 @@ export type Actions
     | LoadResetUserConfigurationAction
     | RenameUserConfigurationAction
     | SetUserConfigurationValueAction
+    | LoadUserConfigurationFromFileAction
+    | ApplyUserConfigurationFromFileAction
     ;
diff --git a/packages/uhk-web/src/app/store/effects/device.ts b/packages/uhk-web/src/app/store/effects/device.ts
index d66ace94..1d707134 100644
--- a/packages/uhk-web/src/app/store/effects/device.ts
+++ b/packages/uhk-web/src/app/store/effects/device.ts
@@ -162,7 +162,7 @@ export class DeviceEffects {
         });
 
     @Effect() saveResetUserConfigurationToDevice$ = this.actions$
-        .ofType(UserConfigActions.LOAD_RESET_USER_CONFIGURATION)
+        .ofType(UserConfigActions.LOAD_RESET_USER_CONFIGURATION, UserConfigActions.APPLY_USER_CONFIGURATION_FROM_FILE)
         .switchMap(() => Observable.of(new SaveConfigurationAction()));
 
     @Effect({dispatch: false}) updateFirmware$ = this.actions$
diff --git a/packages/uhk-web/src/app/store/effects/user-config.ts b/packages/uhk-web/src/app/store/effects/user-config.ts
index 7bfa0351..d2462cdb 100644
--- a/packages/uhk-web/src/app/store/effects/user-config.ts
+++ b/packages/uhk-web/src/app/store/effects/user-config.ts
@@ -15,12 +15,21 @@ import 'rxjs/add/observable/of';
 import 'rxjs/add/observable/empty';
 
 import {
-    ConfigurationReply, HardwareConfiguration, LogService, NotificationType, UhkBuffer,
+    ConfigurationReply,
+    HardwareConfiguration,
+    LogService,
+    NotificationType,
+    UhkBuffer,
     UserConfiguration
 } from 'uhk-common';
 
 import {
-    ActionTypes, LoadConfigFromDeviceReplyAction, LoadUserConfigSuccessAction, RenameUserConfigurationAction,
+    ActionTypes,
+    ApplyUserConfigurationFromFileAction,
+    LoadConfigFromDeviceReplyAction,
+    LoadUserConfigSuccessAction,
+    LoadUserConfigurationFromFileAction,
+    RenameUserConfigurationAction,
     SaveUserConfigSuccessAction
 } from '../actions/user-config';
 
@@ -29,12 +38,15 @@ import { DefaultUserConfigurationService } from '../../services/default-user-con
 import { AppState, autoWriteUserConfiguration, getPrevUserConfiguration, getUserConfiguration } from '../index';
 import { KeymapAction, KeymapActions, MacroAction, MacroActions } from '../actions';
 import {
-    DismissUndoNotificationAction, LoadHardwareConfigurationSuccessAction, ShowNotificationAction,
+    DismissUndoNotificationAction,
+    LoadHardwareConfigurationSuccessAction,
+    ShowNotificationAction,
     UndoLastAction
 } from '../actions/app';
 import { SaveConfigurationAction, ShowSaveToKeyboardButtonAction } from '../actions/device';
 import { DeviceRendererService } from '../../services/device-renderer.service';
 import { UndoUserConfigData } from '../../models/undo-user-config-data';
+import { UploadFileData } from '../../models/upload-file-data';
 
 @Injectable()
 export class UserConfigEffects {
@@ -198,6 +210,38 @@ export class UserConfigEffects {
             }
         });
 
+    @Effect() loadUserConfigurationFromFile$ = this.actions$
+        .ofType<LoadUserConfigurationFromFileAction>(ActionTypes.LOAD_USER_CONFIGURATION_FROM_FILE)
+        .map(action => action.payload)
+        .map((info: UploadFileData) => {
+            try {
+                const userConfig = new UserConfiguration();
+
+                if (info.filename.endsWith('.bin')) {
+                    userConfig.fromBinary(UhkBuffer.fromArray(info.data));
+                }
+                else {
+                    const buffer = new Buffer(info.data);
+                    const json = buffer.toString();
+                    userConfig.fromJsonObject(JSON.parse(json));
+                }
+
+                if (userConfig.userConfigMajorVersion) {
+                    return new ApplyUserConfigurationFromFileAction(userConfig);
+                }
+
+                return new ShowNotificationAction({
+                    type: NotificationType.Error,
+                    message: 'Invalid configuration specified.'
+                });
+            } catch (err) {
+                return new ShowNotificationAction({
+                    type: NotificationType.Error,
+                    message: 'Invalid configuration specified.'
+                });
+            }
+        });
+
     constructor(private actions$: Actions,
                 private dataStorageRepository: DataStorageRepositoryService,
                 private store: Store<AppState>,
diff --git a/packages/uhk-web/src/app/store/reducers/user-configuration.ts b/packages/uhk-web/src/app/store/reducers/user-configuration.ts
index 204debd4..6afe11a8 100644
--- a/packages/uhk-web/src/app/store/reducers/user-configuration.ts
+++ b/packages/uhk-web/src/app/store/reducers/user-configuration.ts
@@ -16,6 +16,7 @@ export function reducer(state = initialState, action: Action & { payload?: any }
     const changedUserConfiguration: UserConfiguration = Object.assign(new UserConfiguration(), state);
 
     switch (action.type) {
+        case ActionTypes.APPLY_USER_CONFIGURATION_FROM_FILE:
         case ActionTypes.LOAD_RESET_USER_CONFIGURATION:
         case ActionTypes.LOAD_USER_CONFIG_SUCCESS: {
             return Object.assign(changedUserConfiguration, action.payload);
diff --git a/packages/uhk-web/src/styles.scss b/packages/uhk-web/src/styles.scss
index 35cbe19b..298fdb2f 100644
--- a/packages/uhk-web/src/styles.scss
+++ b/packages/uhk-web/src/styles.scss
@@ -94,3 +94,24 @@ a.disabled {
 .noUi-value {
     top: 2rem;
 }
+
+.btn-file {
+    position: relative;
+    overflow: hidden;
+
+    input[type=file] {
+        position: absolute;
+        top: 0;
+        right: 0;
+        min-width: 100%;
+        min-height: 100%;
+        font-size: 100px;
+        text-align: right;
+        filter: alpha(opacity=0);
+        opacity: 0;
+        outline: none;
+        background: white;
+        cursor: inherit;
+        display: block;
+    }
+}