Add basic Buefy form support when generating reports

apparently we have a lot of work to do yet for Buefy forms elsewhere...

tailbone/forms/core.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2018 Lance Edgar
+#  Copyright © 2010-2019 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -26,6 +26,7 @@ Forms Core
 
 from __future__ import unicode_literals, absolute_import
 
+import json
 import datetime
 import logging
 
@@ -743,7 +744,12 @@ class Form(object):
         context['request'] = self.request
         context['readonly_fields'] = self.readonly_fields
         context['render_field_readonly'] = self.render_field_readonly
-        return render('/forms/deform.mako', context)
+        return render(template, context)
+
+    def messages_json(self, messages):
+        dump = json.dumps(messages)
+        dump = dump.replace("'", ''')
+        return dump
 
     def field_visible(self, field):
         if self.hidden and self.hidden.get(field):

tailbone/templates/deform/date_jquery.pt

@@ -1,8 +1,13 @@
+<!-- -*- mode: html; -*- -->
 <div tal:define="css_class css_class|field.widget.css_class;
                  oid oid|field.oid;
+                 field_name field_name|field.name;
                  style style|field.widget.style;
-                 type_name type_name|field.widget.type_name;"
+                 type_name type_name|field.widget.type_name;
+                 use_buefy use_buefy|0;"
       tal:omit-tag="">
+
+  <div tal:condition="not use_buefy" tal:omit-tag="">
     ${field.start_mapping()}
     <input type="${type_name}"
            name="date"
@@ -20,7 +25,6 @@
        }
      );
     </script>
-
     <script tal:condition="selected_callback" type="text/javascript">
         deform.addCallback(
           '${oid}',
@@ -29,5 +33,21 @@
           }
         );
     </script>
+  </div>
+
+  <div tal:condition="use_buefy">
+    ${field.start_mapping()}
+    <b-datepicker placeholder="Click to select..."
+                  name="date"
+                  id="${oid}"
+                  editable
+                  icon-pack="fas"
+                  icon="calendar-alt"
+                  tal:attributes=":date-formatter 'formatDate';
+                                  :date-parser 'parseDate';
+                                  :value ('parseDate(\'' + cstruct + '\')') if cstruct else 'null'">
+    </b-datepicker>
+    ${field.end_mapping()}
+  </div>
 
 </div>

tailbone/templates/forms/deform_buefy.mako

@@ -0,0 +1,87 @@
+## -*- coding: utf-8; -*-
+
+<script type="text/x-template" id="buefy-form-template">
+  % if not readonly:
+  ${h.form(form.action_url, id=dform.formid, method='post', enctype='multipart/form-data', **form_kwargs)}
+  ${h.csrf_token(request)}
+  % endif
+
+  <section>
+    % for field in form.fields:
+        <% field = dform[field] %>
+
+        <b-field label="${form.get_label(field.name)}"
+                 % if field.error:
+                 type="is-danger"
+                 :message='${form.messages_json(field.error.messages())|n}'
+                 % endif
+                 >
+          ${field.serialize(use_buefy=True)|n}
+        </b-field>
+
+    % endfor
+  </section>
+
+  % if buttons:
+      <br />
+      ${buttons|n}
+  % elif not readonly and (buttons is Undefined or (buttons is not None and buttons is not False)):
+      <br />
+      <div class="buttons">
+        ${h.submit('save', getattr(form, 'submit_label', getattr(form, 'save_label', "Submit")), class_='button is-primary')}
+        % if getattr(form, 'show_reset', False):
+            <input type="reset" value="Reset" class="button" />
+        % endif
+        % if getattr(form, 'show_cancel', True):
+            % if form.mobile:
+                ${h.link_to("Cancel", form.cancel_url, class_='ui-btn ui-corner-all')}
+            % else:
+                ${h.link_to("Cancel", form.cancel_url, class_='cancel button{}'.format(' autodisable' if form.auto_disable_cancel else ''))}
+            % endif
+        % endif
+      </div>
+  % endif
+
+  % if not readonly:
+  ${h.end_form()}
+  % endif
+</script>
+
+
+<div id="buefy-form-app">
+  <buefy-form></buefy-form>
+</div>
+
+
+<script type="text/javascript">
+
+  const BuefyForm = {
+      template: '#buefy-form-template',
+      methods: {
+
+          formatDate(date) {
+              // just need to convert to simple ISO date format here, seems
+              // like there should be a more obvious way to do that?
+              var year = date.getFullYear()
+              var month = date.getMonth() + 1
+              var day = date.getDate()
+              month = month < 10 ? '0' + month : month
+              day = day < 10 ? '0' + day : day
+              return year + '-' + month + '-' + day
+          },
+
+          parseDate(date) {
+              // note, this assumes classic YYYY-MM-DD (i.e. ISO?) format
+              var parts = date.split('-')
+              return new Date(parts[0], parseInt(parts[1]) - 1, parts[2])
+          }
+      }
+  }
+
+  Vue.component('buefy-form', BuefyForm)
+
+  new Vue({
+      el: '#buefy-form-app'
+  })
+
+</script>

tailbone/templates/forms/form_buefy.mako

@@ -0,0 +1,5 @@
+## -*- coding: utf-8; -*-
+
+<div class="form">
+  ${form.render_deform(template='/forms/deform_buefy.mako')|n}
+</div>

tailbone/templates/reports/generate.mako

@@ -16,7 +16,7 @@
 
   <div class="form-wrapper">
     <p style="padding: 1em;">${report.__doc__}</p>
-    ${form.render()|n}
+    ${form.render(template='/forms/form{}.mako'.format('_buefy' if use_buefy else ''))|n}
   </div><!-- form-wrapper -->
 
   <ul id="context-menu">

tailbone/views/reports.py

@@ -380,6 +380,7 @@ class GenerateReport(View):
             'report': report,
             'form': form,
             'dform': form.make_deform_form(),
+            'use_buefy': self.get_use_buefy(),
         }
 
     def generate_thread(self, report, params, user_uuid, progress=None):