api-console-assets/bower_components/raml-headers-form/raml-headers-form-item.html

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@license
Copyright 2016 The Advanced REST client authors <arc@mulesoft.com>
Licensed under the Apache License, Version 2.0 (the "License"); you may not
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<link rel="import" href="../polymer/polymer.html">
<link rel="import" href="../paper-button/paper-button.html">
<link rel="import" href="../paper-autocomplete/paper-autocomplete.html">
<link rel="import" href="../arc-icons/arc-icons.html">
<link rel="import" href="../iron-flex-layout/iron-flex-layout.html">
<link rel="import" href="../iron-collapse/iron-collapse.html">
<link rel="import" href="../iron-form-element-behavior/iron-form-element-behavior.html">
<link rel="import" href="../iron-validatable-behavior/iron-validatable-behavior.html">
<link rel="import" href="../paper-input/paper-input.html">
<link rel="import" href="../paper-icon-button/paper-icon-button.html">
<link rel="import" href="../paper-tooltip/paper-tooltip.html">
<link rel="import" href="../marked-element/marked-element.html">
<link rel="import" href="../markdown-styles/markdown-styles.html">
<link rel="import" href="../raml-type-form-input/raml-type-form-input.html">
<!--
An element that renders form controls for the editor.

### Styling
`<raml-headers-form>` provides the following custom properties and mixins for styling:

Custom property | Description | Default
----------------|-------------|----------
`--raml-headers-form-item` | Mixin applied to the element | `{}`
`--raml-headers-form-input-label-color` | Color of the label of the `paper-input` element. | `--raml-request-parameters-editor-input-label-color` or `rgba(0, 0, 0, 0.54)`
`--raml-headers-form-input-label-color-required` | Color of the label of the `paper-input` element when it's required. | `--raml-request-parameters-editor-required-input-label-color` or `rgba(0, 0, 0, 0.72)`
`--from-row-action-icon-color` | Color of the icon button to display help | `--icon-button-color` or `rgba(0, 0, 0, 0.74)`
`--from-row-action-icon-color-hover` | Color of the icon button to display help when hovered | `--accent-color` or `rgba(0, 0, 0, 0.74)`
`--inline-documentation-color` | Color of the documentation string below the input field. Note that it will appy also `marked-element` styles to this element | `rgba(0, 0, 0, 0.87)`
`--raml-request-parameters-editor-row` | Mixin applied to each form row | `{}`
`--raml-request-parameters-editor-row-narrow` | In narrow layouts | `{}`
`--raml-headers-form-name-input` | Mixin applied to the name input field | `{}`
`--raml-headers-form-name-input-narrow` | Mixin applied to the name input field in narrow layout | `{}`

@group RAML Elements
@element raml-headers-form-item
@demo demo/index.html
-->
<dom-module id="raml-headers-form-item">
  <template strip-whitespace>
    <style include="markdown-styles"></style>
    <style>
    :host {
      display: block;
      @apply --raml-headers-form-item;

      --paper-input-container-label: {
        color: var(--raml-headers-form-input-label-color, var(--raml-request-parameters-editor-input-label-color, rgba(0, 0, 0, 0.54)));
      }

      input::-webkit-input-placeholder {
        color: var(--paper-input-container-color, --secondary-text-color);
      }
    }

    :host([required]) paper-input {
      --paper-input-container-label: {
        color: var(--raml-headers-form-input-label-color-required, var(--raml-request-parameters-editor-required-input-label-color, rgba(0, 0, 0, 0.72)));
      }
    }

    .form-row {
      @apply --layout-horizontal;
      @apply --layout-center;

      @apply --raml-request-parameters-editor-row;
    }

    .markdown-html p:first-child {
      margin-top: 0;
      padding-top: 0;
    }

    .markdown-html p:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
    }

    .docs {
      @apply --arc-font-common-base;
      font-size: 13px !important;
      font-weight: 200;
      line-height: 24px;
      color: var(--inline-documentation-color, rgba(0, 0, 0, 0.87));
    }

    .help-icon {
      margin-top: 16px;
      color: var(--from-row-action-icon-color, var(--icon-button-color, rgba(0, 0, 0, 0.74)));
      transition: color 0.2s linear;
    }

    .help-icon:hover {
      color: var(--from-row-action-icon-color-hover, var(--accent-color, rgba(0, 0, 0, 0.74)));
    }

    .name-field {
      position: relative;
    }

    .name-field,
    .value-field {
      @apply --layout-flex;
      @apply --layout-horizontal;
      @apply --layout-start;
    }

    .param-name,
    raml-type-form-input {
      @apply --layout-flex;
    }

    .param-name {
      margin-right: 12px;
      @apply --raml-headers-form-name-input;
    }

    .narrow.form-row {
      display: block;
      @apply --raml-request-parameters-editor-row-narrow;
    }

    .narrow .param-name {
      margin-right: 0;
      @apply --raml-headers-form-name-input-narrow;
    }

    [hidden] {
      display: none !important;
    }

    :host([is-array]) .value-field {
      @apply --layout-start;
      @apply --raml-headers-form-array-parameter;
    }
    </style>
    <template is="dom-if" if="[[!isCustom]]">
      <div class="value-field">
        <raml-type-form-input model="[[model]]" name="[[name]]" value="{{value}}" data-type="typed"></raml-type-form-input>
        <template is="dom-if" if="[[model.hasDescription]]">
          <span>
            <paper-icon-button class="help-icon" suffix icon="arc:help" hidden$="[[!model.hasDescription]]" on-tap="toggleDocumentation"></paper-icon-button>
            <paper-tooltip position="left" offset="1" margin-top="1" animation-delay="300">Display documentation</paper-tooltip>
          </span>
        </template>
      </div>
    </template>
    <template is="dom-if" if="[[isCustom]]">
      <div class$="form-row [[_computeNarrowClass(narrow)]]">
        <div class="name-field">
          <paper-input
            value="{{name}}"
            label="Header name"
            class="param-name"
            on-focus="_headerNameFocus"
            type="text"
            pattern="\S*"
            error="Header name is not valid"
            required></paper-input>
          <paper-autocomplete open-on-focus on-query="_queryHeaderName" on-selected="_onHeaderNameSelected"></paper-autocomplete>
        </div>
        <div class="value-field">
          <raml-type-form-input model="[[model]]" name="[[name]]" value="{{value}}" data-type="custom"></raml-type-form-input>
          <template is="dom-if" if="[[model.hasDescription]]">
            <span>
              <paper-icon-button class="help-icon" suffix icon="arc:help" hidden$="[[!model.hasDescription]]" on-tap="toggleDocumentation"></paper-icon-button>
              <paper-tooltip position="left" offset="1" margin-top="1" animation-delay="300">Display documentation</paper-tooltip>
            </span>
          </template>
        </div>
      </div>
    </template>
    <template is="dom-if" if="[[model.hasDescription]]" restamp>
      <div class="docs">
        <iron-collapse opened="[[docsOpened]]">
          <marked-element markdown="[[model.description]]">
            <div class="markdown-html markdown-body"></div>
          </marked-element>
        </iron-collapse>
      </div>
    </template>
  </template>
  <script>
  Polymer({
    is: 'raml-headers-form-item',

    behaviors: [
      Polymer.IronFormElementBehavior,
      Polymer.IronValidatableBehavior
    ],

    properties: {
      /**
       * The name of this element.
       */
      name: {
        notify: true,
        type: String
      },
      /**
       * A model item
       */
      model: Object,
      /**
       * If set it renders a narrow layout
       */
      narrow: {
        type: Boolean,
        value: false
      },
      /**
       * True to render documentation (if set in model)
       */
      docsOpened: Boolean,
      /**
       * Set if the header is not specified in the RAML type (is a custom
       * header).
       */
      isCustom: {
        type: Boolean,
        value: false
      },
      /**
       * If set it is render the item control as an array item (adds more
       * spacing to the element)
       */
      isArray: {
        type: Boolean,
        reflectToAttribute: true
      }
    },

    // Toggles documentation (if available)
    toggleDocumentation: function() {
      this.docsOpened = !this.docsOpened;
    },

    // Handler for header name field focus
    _headerNameFocus: function(e) {
      var autocomplete = this.$$('paper-autocomplete');
      if (autocomplete.target) {
        return;
      }
      autocomplete.target = e.target;
    },

    /**
     * A handler called when the user selects a suggestion.
     * @param {[type]} e [description]
     * @return {[type]}
     */
    _onHeaderNameSelected: function(e) {
      this.set('name', e.detail.value);
    },

    /**
     * Handler for autocomplete element. Query the datastore for suggestions.
     *
     * @param {Event} e Autocomplete event
     */
    _queryHeaderName: function(e) {
      var suggestions = this._queryHeaderNameSuggestions(e.detail.value);
      var autocomplete = this.$$('paper-autocomplete');
      if (!suggestions || !suggestions.length) {
        autocomplete.source = [];
        return;
      }
      autocomplete.source = suggestions.map(function(item) {
        return {
          value: item.key,
          display: item.key
        };
      });
    },

    _queryHeaderNameSuggestions: function(q) {
      var event = this.fire('query-headers', {
        type: 'request',
        query: q
      }, {
        cancelable: true
      });
      return event.detail.headers;
    },

    // Computes css class name for narrow layout
    _computeNarrowClass: function(narrow) {
      return narrow ? 'narrow' : undefined;
    },

    _getValidity: function() {
      var selector = 'raml-type-form-input[data-type="';
      selector += this.isCustom ? 'custom' : 'typed';
      selector += '"]';
      var input = this.$$(selector);
      return input.validate();
    }
  });
  </script>
</dom-module>