recipient fields condition

app/javascript/application.js

@@ -52,6 +52,7 @@ import AutosizeField from './elements/autosize_field'
 import GoogleDriveFilePicker from './elements/google_drive_file_picker'
 import OpenModal from './elements/open_modal'
 import BarChart from './elements/bar_chart'
+import FieldCondition from './elements/field_condition'
 
 import * as TurboInstantClick from './lib/turbo_instant_click'
 
@@ -142,6 +143,7 @@ safeRegisterElement('autosize-field', AutosizeField)
 safeRegisterElement('google-drive-file-picker', GoogleDriveFilePicker)
 safeRegisterElement('open-modal', OpenModal)
 safeRegisterElement('bar-chart', BarChart)
+safeRegisterElement('field-condition', FieldCondition)
 
 safeRegisterElement('template-builder', class extends HTMLElement {
   connectedCallback () {

app/javascript/elements/field_condition.js

@@ -0,0 +1,151 @@
+export default class extends HTMLElement {
+  connectedCallback () {
+    this.targetId = this.dataset.targetId
+    this.fieldId = this.dataset.fieldId
+    this.action = (this.dataset.action || '').trim()
+    this.expectedValue = this.dataset.value
+
+    this.targetEl = document.getElementById(this.targetId)
+    this.sourceEl = document.getElementById(this.fieldId)
+
+    this.bindListeners()
+
+    this.evaluateAndApply()
+  }
+
+  disconnectedCallback () {
+    this.unbindListeners()
+  }
+
+  bindListeners () {
+    this.eventsFor(this.sourceEl).forEach((ev) => {
+      this.sourceEl.addEventListener(ev, this.evaluateAndApply)
+    })
+  }
+
+  unbindListeners () {
+    this.eventsFor(this.sourceEl).forEach((ev) => {
+      this.sourceEl.removeEventListener(ev, this.evaluateAndApply)
+    })
+  }
+
+  eventsFor (el) {
+    if (!el) return []
+
+    const tag = el.tagName.toLowerCase()
+
+    if (tag === 'textarea') return ['input']
+    if (tag === 'input') return ['input', 'change']
+
+    return ['change']
+  }
+
+  evaluateAndApply = () => {
+    const fieldConditions = document.querySelectorAll(`field-condition[data-target-id="${this.targetId}"]`)
+
+    const result = [...fieldConditions].reduce((acc, cond) => {
+      if (cond.dataset.operation === 'or') {
+        acc.push(acc.pop() || cond.checkCondition())
+      } else {
+        acc.push(cond.checkCondition())
+      }
+
+      return acc
+    }, [])
+
+    this.apply(!result.includes(false))
+  }
+
+  checkCondition () {
+    const action = this.action
+    const actual = this.getSourceValue()
+    const expected = this.expectedValue
+
+    if (action === 'empty' || action === 'unchecked') return this.isEmpty(actual)
+    if (action === 'not_empty' || action === 'checked') return !this.isEmpty(actual)
+
+    if (action === 'equal') {
+      const list = Array.isArray(actual) ? actual : [actual]
+      return list.filter((v) => v !== null && v !== undefined).map(String).includes(String(expected))
+    }
+
+    if (action === 'contains') return this.contains(actual, expected)
+
+    if (action === 'not_equal') {
+      const list = Array.isArray(actual) ? actual : [actual]
+      return !list.filter((v) => v !== null && v !== undefined).map(String).includes(String(expected))
+    }
+
+    if (action === 'does_not_contain') return !this.contains(actual, expected)
+
+    return true
+  }
+
+  getSourceValue () {
+    const el = this.sourceEl
+
+    if (!el) return
+
+    const tag = el.tagName.toLowerCase()
+    const type = (el.getAttribute('type') || '').toLowerCase()
+
+    if (tag === 'select') return el.value
+    if (tag === 'textarea') return el.value
+    if (tag === 'input' && type === 'checkbox') return el.checked ? (el.value || '1') : null
+    if (tag === 'input') return el.value
+
+    return el.value ?? null
+  }
+
+  isEmpty (obj) {
+    if (obj == null) return true
+
+    if (Array.isArray(obj)) {
+      return obj.length === 0
+    }
+
+    if (typeof obj === 'string') {
+      return obj.trim().length === 0
+    }
+
+    if (typeof obj === 'object') {
+      return Object.keys(obj).length === 0
+    }
+
+    if (obj === false) {
+      return true
+    }
+
+    return false
+  }
+
+  contains (actual, expected) {
+    if (expected === null || expected === undefined) return false
+
+    const exp = String(expected)
+
+    if (Array.isArray(actual)) return actual.filter((v) => v !== null && v !== undefined).map(String).includes(exp)
+
+    if (typeof actual === 'string') return actual.includes(exp)
+
+    return actual !== null && actual !== undefined && String(actual) === exp
+  }
+
+  apply (passed) {
+    const controls = this.targetEl.matches('input, select, textarea, button')
+      ? [this.targetEl]
+      : Array.from(this.targetEl.querySelectorAll('input, select, textarea, button'))
+
+    if (passed) {
+      this.targetEl.style.display = ''
+      this.targetEl.labels.forEach((label) => { label.style.display = '' })
+
+      controls.forEach((c) => (c.disabled = false))
+    } else {
+      this.targetEl.style.display = 'none'
+      this.targetEl.labels.forEach((label) => { label.style.display = 'none' })
+
+      controls.forEach((c) => (c.disabled = true))
+    }
+  }
+}

app/views/submissions/_detailed_form.html.erb

@@ -60,17 +60,23 @@
                     </custom-validation>
                   <% end %>
                   <% prefillable_fields.each do |field| %>
+                    <% field_id = "detailed_field_#{index}_#{field['uuid'] || field['name'].parameterize}" %>
                     <% if field['type'] == 'checkbox' %>
-                      <label for="detailed_field_<%= index %>_<%= field['uuid'] || field['name'].parameterize %>" class="flex items-center justify-between mt-1.5 pl-3 pr-2.5 h-10 border border-base-content/20 rounded-full cursor-pointer transition-colors bg-white">
+                      <label for="<%= field_id %>" class="flex items-center justify-between mt-1.5 pl-3 pr-2.5 h-10 border border-base-content/20 rounded-full cursor-pointer transition-colors bg-white">
                         <span class="text-base select-none px-1"> <%= field['title'].presence || field['name'] %></span>
-                        <%= tag.input type: 'checkbox', name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", id: "detailed_field_#{index}_#{field['uuid'] || field['name'].parameterize}", class: 'toggle toggle-sm', style: 'width: 38px; --handleoffset: 17px', checked: field['default_value'].present? && (field['default_value'] == true || field['default_value'].to_s == '1' || field['default_value'].to_s.downcase == 'true'), required: field['required'], value: 'true' %>
+                        <%= tag.input type: 'checkbox', name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", id: field_id, class: 'toggle toggle-sm', style: 'width: 38px; --handleoffset: 17px', checked: field['default_value'].present? && (field['default_value'] == true || field['default_value'].to_s == '1' || field['default_value'].to_s.downcase == 'true'), required: field['required'], value: 'true' %>
                       </label>
                     <% elsif field['type'] == 'select' || field['type'] == 'radio' %>
-                      <%= select_tag "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", options_for_select(field['options'].pluck('value'), field['default_value']), prompt: t(:select), id: "detailed_field_#{index}_#{field['uuid'] || field['name'].parameterize}", class: 'select select-sm base-input !h-10 mt-1.5 ', required: field['required'] %>
+                      <%= select_tag "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", options_for_select(field['options'].pluck('value'), field['default_value']), prompt: t(:select), id: field_id, class: 'select select-sm base-input !h-10 mt-1.5 ', required: field['required'] %>
                     <% elsif field['type'] == 'date' %>
-                      <%= tag.input type: field['type'], name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", autocomplete: 'off', class: 'base-input !h-10 mt-1.5 w-full border rounded p-3', placeholder: (field['required'] ? field['title'].presence || field['name'] : "#{field['title'].presence || field['name']} (#{t('optional')})"), value: field['default_value'], id: "detailed_field_#{index}_#{field['uuid'] || field['name'].parameterize}", required: field['required'] %>
+                      <%= tag.input type: field['type'], name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", autocomplete: 'off', class: 'base-input !h-10 mt-1.5 w-full border rounded p-3', placeholder: (field['required'] ? field['title'].presence || field['name'] : "#{field['title'].presence || field['name']} (#{t('optional')})"), value: field['default_value'], id: field_id, required: field['required'] %>
                     <% elsif field['type'] != 'phone' %>
-                      <%= tag.input type: field['type'], name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", autocomplete: 'off', class: 'base-input !h-10 mt-1.5 w-full border rounded p-3', placeholder: (field['required'] ? field['title'].presence || field['name'] : "#{field['title'].presence || field['name']} (#{t('optional')})"), value: field['default_value'], id: "detailed_field_#{index}_#{field['uuid'] || field['name'].parameterize}", required: field['required'] %>
+                      <%= tag.input type: field['type'], name: "submission[1][submitters][][values][#{field['uuid'] || field['name']}]", autocomplete: 'off', class: 'base-input !h-10 mt-1.5 w-full border rounded p-3', placeholder: (field['required'] ? field['title'].presence || field['name'] : "#{field['title'].presence || field['name']} (#{t('optional')})"), value: field['default_value'], id: field_id, required: field['required'] %>
+                    <% end %>
+                    <% field['conditions']&.each do |condition| %>
+                      <% if (condition_field = prefillable_fields.find { |f| f['uuid'] == condition['field_uuid'] || f['name'] == condition['field_name'] }) %>
+                        <field-condition data-target-id="<%= field_id %>" data-field-id="<%= "detailed_field_#{index}_#{condition['field_uuid'] || condition['field_name'].parameterize}" %>" data-action="<%= condition['action'] %>" data-value="<%= condition_field['options'].present? ? condition_field['options'].find { |o| o['uuid'] == condition['value'] }&.dig('value') || condition['value'] : condition['value'] %>" data-operation="<%= condition['operation'] %>"></field-condition>
+                      <% end %>
                     <% end %>
                   <% end %>
                 <% end %>

lib/submitters/normalize_values.rb

@@ -49,7 +49,8 @@ module Submitters
               new_field = recipient_form_fields.to_a.find { |e| e['name'] == key }.deep_dup
 
               if new_field && fields.present?
-                new_field = new_field.merge('uuid' => SecureRandom.uuid,
+                new_field = new_field.except('conditions')
+                                     .merge('uuid' => SecureRandom.uuid,
                                             'readonly' => true,
                                             'submitter_uuid' => fields.first['submitter_uuid'])