From c5fbb9cc23edd4989dfdeddc343115c006e24a3d Mon Sep 17 00:00:00 2001
From: svs-odoo <svs@odoo.com>
Date: Wed, 23 Oct 2019 10:04:09 +0000
Subject: [PATCH] [IMP] web: add widget signature

Adding a new widget to display a sign button in the form view.

task-1878607
---
 addons/web/static/src/js/widgets/signature.js | 97 ++++++++++++++++++
 addons/web/static/src/xml/base.xml            |  6 ++
 .../static/tests/fields/signature_tests.js    | 99 +++++++++++++++++++
 addons/web/views/webclient_templates.xml      |  1 +
 4 files changed, 203 insertions(+)
 create mode 100644 addons/web/static/src/js/widgets/signature.js

diff --git a/addons/web/static/src/js/widgets/signature.js b/addons/web/static/src/js/widgets/signature.js
new file mode 100644
index 00000000000..25cb16fdb45
--- /dev/null
+++ b/addons/web/static/src/js/widgets/signature.js
@@ -0,0 +1,97 @@
+odoo.define('web.signature_widget', function (require) {
+"use strict";
+
+const framework = require('web.framework');
+const SignatureDialog = require('web.signature_dialog');
+const widgetRegistry = require('web.widget_registry');
+const Widget = require('web.Widget');
+
+
+const WidgetSignature = Widget.extend({
+    custom_events: Object.assign({}, Widget.prototype.custom_events, {
+        upload_signature: '_onUploadSignature',
+    }),
+    events: Object.assign({}, Widget.prototype.events, {
+        'click .o_sign_label': '_onClickSignature',
+    }),
+    template: 'SignButton',
+    /**
+     * @constructor
+     * @param {Widget} parent
+     * @param {Object} record
+     * @param {Object} nodeInfo
+     */
+    init: function (parent, record, nodeInfo) {
+        this._super.apply(this, arguments);
+        this.res_id = record.res_id;
+        this.res_model = record.model;
+        this.state = record;
+        this.node = nodeInfo;
+        // signature_field is the field on which the signature image will be
+        // saved (`signature` by default).
+        this.signature_field = this.node.attrs.signature_field || 'signature';
+    },
+
+    //--------------------------------------------------------------------------
+    // Handlers
+    //--------------------------------------------------------------------------
+
+    /**
+     * Open a dialog to sign.
+     *
+     * @private
+     */
+    _onClickSignature: function () {
+        const nameAndSignatureOptions = {
+            displaySignatureRatio: 3,
+            mode: 'draw',
+            noInputName: true,
+            signatureType: 'signature',
+        };
+
+        if (this.node.attrs.full_name) {
+            let signName;
+            const fieldFullName = this.state.data[this.node.attrs.full_name];
+            if (fieldFullName && fieldFullName.type === 'record') {
+                signName = fieldFullName.data.display_name;
+            } else {
+                signName = fieldFullName;
+            }
+            nameAndSignatureOptions.defaultName = signName || undefined;
+        }
+
+        nameAndSignatureOptions.defaultFont = this.node.attrs.default_font || '';
+        this.signDialog = new SignatureDialog(this, {
+            nameAndSignatureOptions: nameAndSignatureOptions,
+        });
+        this.signDialog.open();
+    },
+    /**
+     * Upload the signature image (write it on the corresponding field) and
+     * close the dialog.
+     *
+     * @returns {Promise}
+     * @private
+     */
+    _onUploadSignature: function (ev) {
+        const file = ev.data.signatureImage[1];
+        const always = () => {
+            this.trigger_up('reload');
+            framework.unblockUI();
+        };
+        framework.blockUI();
+        const rpcProm = this._rpc({
+            model: this.res_model,
+            method: 'write',
+            args: [[this.res_id], {
+                [this.signature_field]: file,
+            }],
+        });
+        rpcProm.then(always).guardedCatch(always);
+        return rpcProm;
+    },
+});
+
+widgetRegistry.add('signature', WidgetSignature);
+
+});
diff --git a/addons/web/static/src/xml/base.xml b/addons/web/static/src/xml/base.xml
index 7800bc1a218..6f8696926c6 100644
--- a/addons/web/static/src/xml/base.xml
+++ b/addons/web/static/src/xml/base.xml
@@ -1563,4 +1563,10 @@
     </div>
 </t>
 
+<t t-name="SignButton">
+    <button t-attf-class="btn o_sign_button #{widget.node.attrs.highlight?'btn-primary':'btn-secondary'}">
+        <span class="o_sign_label"><t t-esc="widget.node.attrs.string"/></span>
+    </button>
+</t>
+
 </templates>
diff --git a/addons/web/static/tests/fields/signature_tests.js b/addons/web/static/tests/fields/signature_tests.js
index fcc3b67074f..088c6d705cb 100644
--- a/addons/web/static/tests/fields/signature_tests.js
+++ b/addons/web/static/tests/fields/signature_tests.js
@@ -113,6 +113,105 @@ QUnit.module('signature', {
         form.destroy();
     });
 
+    QUnit.module('Signature Widget');
+
+    QUnit.test('Signature widget renders a Sign button', async function (assert) {
+        assert.expect(3);
+
+        const form = await createView({
+            View: FormView,
+            model: 'partner',
+            res_id: 1,
+            data: this.data,
+            arch: '<form>' +
+                    '<header>' +
+                        '<widget name="signature" string="Sign"/>' +
+                    '</header>' +
+                '</form>',
+            mockRPC: function (route, args) {
+                if (route === '/web/sign/get_fonts/') {
+                    return Promise.resolve();
+                }
+                return this._super(route, args);
+            },
+        });
+
+        assert.containsOnce(form, 'button.o_sign_button.o_widget',
+            "Should have a signature widget button");
+        assert.strictEqual($('.modal-dialog').length, 0,
+            "Should not have any modal");
+        // Clicks on the sign button to open the sign modal.
+        await testUtils.dom.click(form.$('span.o_sign_label'));
+        assert.strictEqual($('.modal-dialog').length, 1,
+            "Should have one modal opened");
+
+        form.destroy();
+    });
+
+    QUnit.test('Signature widget: full_name option', async function (assert) {
+        assert.expect(2);
+
+        const form = await createView({
+            View: FormView,
+            model: 'partner',
+            res_id: 1,
+            data: this.data,
+            arch: '<form>' +
+                    '<header>' +
+                        '<widget name="signature" string="Sign" full_name="display_name"/>' +
+                    '</header>' +
+                    '<field name="display_name"/>' +
+                '</form>',
+            mockRPC: function (route, args) {
+                if (route === '/web/sign/get_fonts/') {
+                    return Promise.resolve();
+                }
+                return this._super(route, args);
+            },
+        });
+
+        // Clicks on the sign button to open the sign modal.
+        await testUtils.dom.click(form.$('span.o_sign_label'));
+        assert.strictEqual($('.modal .modal-body a.o_web_sign_auto_button').length, 1,
+            "Should open a modal with \"Auto\" button");
+        assert.strictEqual($('.modal .modal-body .o_web_sign_name_input').val(), "Pop's Chock'lit",
+            "Correct Value should be set in the input for auto drawing the signature");
+
+        form.destroy();
+    });
+
+    QUnit.test('Signature widget: highlight option', async function (assert) {
+        assert.expect(3);
+
+        const form = await createView({
+            View: FormView,
+            model: 'partner',
+            res_id: 1,
+            data: this.data,
+            arch: '<form>' +
+                    '<header>' +
+                        '<widget name="signature" string="Sign" highlight="1"/>' +
+                    '</header>' +
+                '</form>',
+            mockRPC: function (route, args) {
+                if (route === '/web/sign/get_fonts/') {
+                    return Promise.resolve();
+                }
+                return this._super(route, args);
+            },
+        });
+
+        assert.hasClass(form.$('button.o_sign_button.o_widget'), 'btn-primary',
+            "The button must have the 'btn-primary' class as \"highlight=1\"");
+        // Clicks on the sign button to open the sign modal.
+        await testUtils.dom.click(form.$('span.o_sign_label'));
+        assert.isNotVisible($('.modal .modal-body a.o_web_sign_auto_button'),
+            "\"Auto\" button must be invisible");
+        assert.strictEqual($('.modal .modal-body .o_web_sign_name_input').val(), '',
+            "No value should be set in the input for auto drawing the signature");
+
+        form.destroy();
+    });
 });
 });
 });
diff --git a/addons/web/views/webclient_templates.xml b/addons/web/views/webclient_templates.xml
index 297d6b63bde..294475e5aca 100644
--- a/addons/web/views/webclient_templates.xml
+++ b/addons/web/views/webclient_templates.xml
@@ -281,6 +281,7 @@
         <script type="text/javascript" src="/web/static/src/js/widgets/dropdown_menu.js"></script>
         <script type="text/javascript" src="/web/static/src/js/widgets/pie_chart.js"></script>
         <script type="text/javascript" src="/web/static/src/js/widgets/ribbon.js"></script>
+        <script type="text/javascript" src="/web/static/src/js/widgets/signature.js"></script>
         <script type="text/javascript" src="/web/static/src/js/apps.js"></script>
 
         <script type="text/javascript" src="/web/static/src/js/fields/abstract_field.js"></script>