Add documentation for QR code selector (#31318)

plugins/configuration.rb

@@ -72,12 +72,12 @@ module Jekyll
           if attr['type'].kind_of? Array
             attr['type'].each do |type|
               raise ArgumentError, "Configuration type '#{type}' for key '#{key}' is not a valid type in the documentation."\
-              " See: https://developers.home-assistant.io/docs/en/documentation_create_page.html#configuration" unless \
+              " See: https://developers.home-assistant.io/docs/documenting/create-page#configuration" unless \
                 TYPES.include? type
             end
           else
             raise ArgumentError, "Configuration type '#{attr['type']}' for key '#{key}' is not a valid type in the documentation."\
-            " See: https://developers.home-assistant.io/docs/en/documentation_create_page.html#configuration" unless \
+            " See: https://developers.home-assistant.io/docs/documenting/create-page#configuration" unless \
               TYPES.include? attr['type']
           end
 

source/_docs/blueprint/selectors.markdown

@@ -43,6 +43,7 @@ The following selectors are currently available:
 - [Number selector](#number-selector)
   - [Example number selectors](#example-number-selectors)
 - [Object selector](#object-selector)
+- [QR code selector](#qr-code-selector)
 - [RGB color selector](#rgb-color-selector)
 - [Select selector](#select-selector)
 - [State selector](#state-selector)
@@ -417,20 +418,6 @@ language:
 
 The output of this selector is the ID of the conversation agent.
 
-## Date selector
-
-The date selector shows a date input that allows the user to specify a date.
-
-![Screenshot of the Date selector](/images/blueprints/selector-date.png)
-
-This selector does not have any other options; therefore, it only has its key.
-
-```yaml
-date:
-```
-
-The output of this selector will contain the date in Year-Month-Day
-(`YYYY-MM-DD`) format, for example, `2022-02-22`.
 
 ## Country selector
 
@@ -458,6 +445,21 @@ no_sort:
 
 The output of this selector is an ISO 3166 country code.
 
+## Date selector
+
+The date selector shows a date input that allows the user to specify a date.
+
+![Screenshot of the Date selector](/images/blueprints/selector-date.png)
+
+This selector does not have any other options; therefore, it only has its key.
+
+```yaml
+date:
+```
+
+The output of this selector will contain the date in Year-Month-Day
+(`YYYY-MM-DD`) format, for example, `2022-02-22`.
+
 ## Date & time selector
 
 The date selector shows a date and time input that allows the user to specify a
@@ -948,6 +950,39 @@ object:
 
 The output of this selector is a YAML object.
 
+## QR code selector
+
+The QR code selector shows a QR code. It has no return value.
+
+![Screenshot of a QR code selector](/images/blueprints/selector-qr-code.png)
+
+The QR code's data must be configured, and optionally, the scale, and error correction level can be set.
+The scale makes the QR code bigger or smaller.
+
+{% configuration qr_code %}
+data:
+  description: The data that should be represented in the QR code.
+  type: any
+  required: true
+scale:
+  description: The scale factor to use, this will make the QR code bigger or smaller.
+  type: integer
+  required: false
+  default: 4
+error_correction_level:
+  description: The error correction level of the QR code, with a higher error correction level the QR code can be scanned even when some pieces are missing. Can be "low", "medium", "quartile" or "high".
+  type: string
+  required: false
+  default: medium
+{% endconfiguration %}
+
+```yaml
+qr_code:
+  data: "https://home-assistant.io"
+  scale: 5
+  error_correction_level: quartile
+```
+
 ## RGB color selector
 
 The RGB color selector allows the user to select an color from a color picker
@@ -1324,4 +1359,4 @@ The output of this selector is a list of triggers. For example:
 - platform: numeric_state
   entity_id: "sensor.outside_temperature"
   below: 20
-```
+```