1 files changed, 309 insertions, 0 deletions
diff --git a/ext/js/pages/settings/scan-inputs-controller.js b/ext/js/pages/settings/scan-inputs-controller.js
new file mode 100644
index 00000000..79b2bdf4
--- /dev/null
+++ b/ext/js/pages/settings/scan-inputs-controller.js
@@ -0,0 +1,309 @@
+/*
+ * Copyright (C) 2020-2021  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* global
+ * KeyboardMouseInputField
+ */
+
+class ScanInputsController {
+    constructor(settingsController) {
+        this._settingsController = settingsController;
+        this._os = null;
+        this._container = null;
+        this._addButton = null;
+        this._scanningInputCountNodes = null;
+        this._entries = [];
+    }
+
+    async prepare() {
+        const {platform: {os}} = await yomichan.api.getEnvironmentInfo();
+        this._os = os;
+
+        this._container = document.querySelector('#scan-input-list');
+        this._addButton = document.querySelector('#scan-input-add');
+        this._scanningInputCountNodes = document.querySelectorAll('.scanning-input-count');
+
+        this._addButton.addEventListener('click', this._onAddButtonClick.bind(this), false);
+        this._settingsController.on('scanInputsChanged', this._onScanInputsChanged.bind(this));
+        this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
+
+        this.refresh();
+    }
+
+    removeInput(index) {
+        if (index < 0 || index >= this._entries.length) { return false; }
+        const input = this._entries[index];
+        input.cleanup();
+        this._entries.splice(index, 1);
+        for (let i = index, ii = this._entries.length; i < ii; ++i) {
+            this._entries[i].index = i;
+        }
+        this._updateCounts();
+        this._modifyProfileSettings([{
+            action: 'splice',
+            path: 'scanning.inputs',
+            start: index,
+            deleteCount: 1,
+            items: []
+        }]);
+        return true;
+    }
+
+    async setProperty(index, property, value, event) {
+        const path = `scanning.inputs[${index}].${property}`;
+        await this._settingsController.setProfileSetting(path, value);
+        if (event) {
+            this._triggerScanInputsChanged();
+        }
+    }
+
+    instantiateTemplate(name) {
+        return this._settingsController.instantiateTemplate(name);
+    }
+
+    async refresh() {
+        const options = await this._settingsController.getOptions();
+        this._onOptionsChanged({options});
+    }
+
+    // Private
+
+    _onScanInputsChanged({source}) {
+        if (source === this) { return; }
+        this.refresh();
+    }
+
+    _onOptionsChanged({options}) {
+        const {inputs} = options.scanning;
+
+        for (let i = this._entries.length - 1; i >= 0; --i) {
+            this._entries[i].cleanup();
+        }
+        this._entries.length = 0;
+
+        for (let i = 0, ii = inputs.length; i < ii; ++i) {
+            this._addOption(i, inputs[i]);
+        }
+
+        this._updateCounts();
+    }
+
+    _onAddButtonClick(e) {
+        e.preventDefault();
+
+        const index = this._entries.length;
+        const scanningInput = ScanInputsController.createDefaultMouseInput('', '');
+        this._addOption(index, scanningInput);
+        this._updateCounts();
+        this._modifyProfileSettings([{
+            action: 'splice',
+            path: 'scanning.inputs',
+            start: index,
+            deleteCount: 0,
+            items: [scanningInput]
+        }]);
+    }
+
+    _addOption(index, scanningInput) {
+        const field = new ScanInputField(this, index, this._os);
+        this._entries.push(field);
+        field.prepare(this._container, scanningInput);
+    }
+
+    _updateCounts() {
+        const stringValue = `${this._entries.length}`;
+        for (const node of this._scanningInputCountNodes) {
+            node.textContent = stringValue;
+        }
+    }
+
+    async _modifyProfileSettings(targets) {
+        await this._settingsController.modifyProfileSettings(targets);
+        this._triggerScanInputsChanged();
+    }
+
+    _triggerScanInputsChanged() {
+        this._settingsController.trigger('scanInputsChanged', {source: this});
+    }
+
+    static createDefaultMouseInput(include, exclude) {
+        return {
+            include,
+            exclude,
+            types: {mouse: true, touch: false, pen: false},
+            options: {
+                showAdvanced: false,
+                searchTerms: true,
+                searchKanji: true,
+                scanOnTouchMove: true,
+                scanOnPenHover: true,
+                scanOnPenPress: true,
+                scanOnPenRelease: false,
+                preventTouchScrolling: true
+            }
+        };
+    }
+}
+
+class ScanInputField {
+    constructor(parent, index, os) {
+        this._parent = parent;
+        this._index = index;
+        this._os = os;
+        this._node = null;
+        this._includeInputField = null;
+        this._excludeInputField = null;
+        this._eventListeners = new EventListenerCollection();
+    }
+
+    get index() {
+        return this._index;
+    }
+
+    set index(value) {
+        this._index = value;
+        this._updateDataSettingTargets();
+    }
+
+    prepare(container, scanningInput) {
+        const {include, exclude, options: {showAdvanced}} = scanningInput;
+
+        const node = this._parent.instantiateTemplate('scan-input');
+        const includeInputNode = node.querySelector('.scan-input-field[data-property=include]');
+        const includeMouseButton = node.querySelector('.mouse-button[data-property=include]');
+        const excludeInputNode = node.querySelector('.scan-input-field[data-property=exclude]');
+        const excludeMouseButton = node.querySelector('.mouse-button[data-property=exclude]');
+        const removeButton = node.querySelector('.scan-input-remove');
+        const menuButton = node.querySelector('.scanning-input-menu-button');
+
+        node.dataset.showAdvanced = `${showAdvanced}`;
+
+        this._node = node;
+        container.appendChild(node);
+
+        const isPointerTypeSupported = this._isPointerTypeSupported.bind(this);
+        this._includeInputField = new KeyboardMouseInputField(includeInputNode, includeMouseButton, this._os, isPointerTypeSupported);
+        this._excludeInputField = new KeyboardMouseInputField(excludeInputNode, excludeMouseButton, this._os, isPointerTypeSupported);
+        this._includeInputField.prepare(null, this._splitModifiers(include), true, false);
+        this._excludeInputField.prepare(null, this._splitModifiers(exclude), true, false);
+
+        this._eventListeners.on(this._includeInputField, 'change', this._onIncludeValueChange.bind(this));
+        this._eventListeners.on(this._excludeInputField, 'change', this._onExcludeValueChange.bind(this));
+        if (removeButton !== null) {
+            this._eventListeners.addEventListener(removeButton, 'click', this._onRemoveClick.bind(this));
+        }
+        if (menuButton !== null) {
+            this._eventListeners.addEventListener(menuButton, 'menuOpen', this._onMenuOpen.bind(this));
+            this._eventListeners.addEventListener(menuButton, 'menuClose', this._onMenuClose.bind(this));
+        }
+
+        this._updateDataSettingTargets();
+    }
+
+    cleanup() {
+        this._eventListeners.removeAllEventListeners();
+        if (this._includeInputField !== null) {
+            this._includeInputField.cleanup();
+            this._includeInputField = null;
+        }
+        if (this._node !== null) {
+            const parent = this._node.parentNode;
+            if (parent !== null) { parent.removeChild(this._node); }
+            this._node = null;
+        }
+    }
+
+    // Private
+
+    _onIncludeValueChange({modifiers}) {
+        modifiers = this._joinModifiers(modifiers);
+        this._parent.setProperty(this._index, 'include', modifiers, true);
+    }
+
+    _onExcludeValueChange({modifiers}) {
+        modifiers = this._joinModifiers(modifiers);
+        this._parent.setProperty(this._index, 'exclude', modifiers, true);
+    }
+
+    _onRemoveClick(e) {
+        e.preventDefault();
+        this._removeSelf();
+    }
+
+    _onMenuOpen(e) {
+        const bodyNode = e.detail.menu.bodyNode;
+        const showAdvanced = bodyNode.querySelector('.popup-menu-item[data-menu-action="showAdvanced"]');
+        const hideAdvanced = bodyNode.querySelector('.popup-menu-item[data-menu-action="hideAdvanced"]');
+        const advancedVisible = (this._node.dataset.showAdvanced === 'true');
+        if (showAdvanced !== null) {
+            showAdvanced.hidden = advancedVisible;
+        }
+        if (hideAdvanced !== null) {
+            hideAdvanced.hidden = !advancedVisible;
+        }
+    }
+
+    _onMenuClose(e) {
+        switch (e.detail.action) {
+            case 'remove':
+                this._removeSelf();
+                break;
+            case 'showAdvanced':
+                this._setAdvancedOptionsVisible(true);
+                break;
+            case 'hideAdvanced':
+                this._setAdvancedOptionsVisible(false);
+                break;
+            case 'clearInputs':
+                this._includeInputField.clearInputs();
+                this._excludeInputField.clearInputs();
+                break;
+        }
+    }
+
+    _isPointerTypeSupported(pointerType) {
+        if (this._node === null) { return false; }
+        const node = this._node.querySelector(`input.scan-input-settings-checkbox[data-property="types.${pointerType}"]`);
+        return node !== null && node.checked;
+    }
+
+    _updateDataSettingTargets() {
+        const index = this._index;
+        for (const typeCheckbox of this._node.querySelectorAll('.scan-input-settings-checkbox')) {
+            const {property} = typeCheckbox.dataset;
+            typeCheckbox.dataset.setting = `scanning.inputs[${index}].${property}`;
+        }
+    }
+
+    _removeSelf() {
+        this._parent.removeInput(this._index);
+    }
+
+    _setAdvancedOptionsVisible(showAdvanced) {
+        showAdvanced = !!showAdvanced;
+        this._node.dataset.showAdvanced = `${showAdvanced}`;
+        this._parent.setProperty(this._index, 'options.showAdvanced', showAdvanced, false);
+    }
+
+    _splitModifiers(modifiersString) {
+        return modifiersString.split(/[,;\s]+/).map((v) => v.trim().toLowerCase()).filter((v) => v.length > 0);
+    }
+
+    _joinModifiers(modifiersArray) {
+        return modifiersArray.join(', ');
+    }
+}