feat: adding documentation

Signed-off-by: Nicola Di Falco <[email protected]>

Author: Nico-DF

spring-shell-core/src/test/resources/org/springframework/shell/component/number-input-default.stg

@@ -14,12 +14,11 @@ info(model) ::= <%
 <if(model.input)>
   <model.input>
 <else>
-  <if(model.required)>
-    <("[Required]"); format="style-value">
-  <endif>
   <("[Number Type: "); format="style-value"><model.defaultClass; format="style-value"><("]"); format="style-value">
   <if(model.defaultValue)>
     <("[Default "); format="style-value"><model.defaultValue; format="style-value"><("]"); format="style-value">
+  <elseif(model.required)>
+    <("[Required]"); format="style-value">
   <endif>
 <endif>
 %>

spring-shell-docs/modules/ROOT/examples/component-number-input-1.cast

@@ -0,0 +1,55 @@
+{"version":2,"width":120,"height":9,"timestamp":1691400709,"env":{"TERM":"ms-terminal","SHELL":"powershell.exe"}}
+[1.1047019958496094,"o","\u001b[25l\u001b[m\u001b[93m\u001b[jjava\u001b[m \u001b[90m-jar\u001b[m spring-shell-samples/target/spring-shell-samples-2.1.13-SNAPSHOT.jar\u001b[?25h"]
+[1.7505860328674316,"o","\r\n"]
+[4.510409593582153,"o","\u001b[?2004h\u001b[33mmy-shell:>"]
+[4.519921541213989,"o","\u001b[m"]
+[5.577335357666016,"o","\u001b[31mc"]
+[5.591983318328857,"o","\u001b[m"]
+[5.846746921539307,"o","\u001b[31mo"]
+[5.857876777648926,"o","\u001b[m"]
+[5.96783971786499,"o","\u001b[31mm"]
+[5.98032808303833,"o","\u001b[m"]
+[6.270904302597046,"o","\u001b[31mp"]
+[6.293165922164917,"o","\u001b[m"]
+[6.335582733154297,"o","\u001b[31mo"]
+[6.355441093444824,"o","\u001b[m"]
+[6.671180009841919,"o","\u001b[31mn"]
+[6.684344053268433,"o","\u001b[m"]
+[6.855102300643921,"o","\u001b[31me"]
+[6.872071743011475,"o","\u001b[m"]
+[6.998976230621338,"o","\u001b[31mn"]
+[7.0131447315216064,"o","\u001b[m"]
+[7.159230947494507,"o","\u001b[31mt"]
+[7.1707377433776855,"o","\u001b[m"]
+[7.230209112167358,"o","\u001b[31m "]
+[7.248788356781006,"o","\u001b[m"]
+[7.406573534011841,"o","\u001b[31mn"]
+[7.420743227005005,"o","\u001b[m"]
+[7.679130554199219,"o","\u001b[31mu"]
+[7.699283123016357,"o","\u001b[m"]
+[8.135498523712158,"o","\u001b[31mm"]
+[8.153958559036255,"o","\u001b[m"]
+[8.374905347824097,"o","\u001b[31mb"]
+[8.38698434829712,"o","\u001b[m"]
+[8.527199268341064,"o","\u001b[31me"]
+[8.543792724609375,"o","\u001b[m"]
+[8.719360589981079,"o","\u001b[25l\u001b[2;11H\u001b[?25h"]
+[8.731481313705444,"o","\u001b[1m\u001b[97mcomponent number\u001b[m\u001b[K"]
+[8.814936637878418,"o"," "]
+[8.982696294784546,"o","d"]
+[9.087361097335815,"o","o"]
+[9.151376247406006,"o","u"]
+[9.383987665176392,"o","b"]
+[9.574780225753784,"o","l"]
+[9.70450234413147,"o","\u001b[25l\u001b[2;27H\u001b[?25h"]
+[9.718122243881226,"o","\u001b[1m\u001b[97m double\u001b[m\u001b[K"]
+[9.928346157073975,"o","\r"]
+[9.95093560218811,"o","\u001b[?2004l\r\n"]
+[10.007387638092041,"o","\u001b[?25l"]
+[10.075207471847534,"o","\u001b[1m\u001b[92m?\u001b[m \u001b[1m\u001b[97mEnter value\u001b[m \u001b[34m[Number Type: Double][Default \u001b[m99.9\u001b[34m]"]
+[10.091434478759766,"o","\u001b[m"]
+[12.732241153717041,"o","\u001b[3;15H5\u001b[70X\u001b[70C\u001b[K\u001b[35C"]
+[13.092545509338379,"o","\u001b[3;16H.\u001b[70X\u001b[70C\u001b[K\u001b[34C"]
+[13.577228307723999,"o","\u001b[3;17H5\u001b[70X\u001b[70C\u001b[K\u001b[33C"]
+[14.40083646774292,"o","\u001b[?2004h\u001b[1m\u001b[92m\r?\u001b[m \u001b[1m\u001b[97mEnter value\u001b[m \u001b[34m5.5\u001b[m\u001b[K\r\nGot value 5.5\u001b[K\u001b[33m\r\nmy-shell:>\u001b[m\u001b[K\u001b[?25h"]
+[15.966568946838379,"o","\u001b[31m"]

spring-shell-docs/modules/ROOT/nav.adoc

@@ -48,6 +48,7 @@
 ** xref:components/ui/index.adoc[]
 *** xref:components/ui/render.adoc[]
 *** xref:components/ui/stringinput.adoc[]
+*** xref:components/ui/numberinput.adoc[]
 *** xref:components/ui/pathinput.adoc[]
 *** xref:components/ui/pathsearch.adoc[]
 *** xref:components/ui/confirmation.adoc[]

spring-shell-docs/modules/ROOT/pages/components/ui/numberinput.adoc

@@ -0,0 +1,38 @@
+[[using-shell-components-ui-numberinput]]
+= Number Input
+
+ifndef::snippets[:snippets: ../../../../../src/test/java/org/springframework/shell/docs]
+
+The number input component asks a user for simple number input. It can be configured to use any implementation of Number.class. The following listing shows an example:
+
+[source, java, indent=0]
+----
+include::{snippets}/UiComponentSnippets.java[tag=snippet10]
+----
+
+The following image shows typical output from a number input component:
+
+[asciinema,rows=6]
+----
+include::example$component-number-input-1.cast[]
+----
+
+The context object is `NumberInputContext`. The following table lists its context variables:
+
+[[numberinputcontext-template-variables]]
+.NumberInputContext Template Variables
+|===
+|Key |Description
+
+|`defaultValue`
+|The default value, if set. Otherwise, null.
+
+|`defaultClass`
+|The default number class to use, if set. Otherwise, Integer.class.
+
+|`required`
+|`true` if the input is required. Otherwise, false.
+
+|`model`
+|The parent context variables (see xref:components/ui/render.adoc#textcomponentcontext-template-variables[TextComponentContext Template Variables]).
+|===

spring-shell-docs/src/test/java/org/springframework/shell/docs/FlowComponentSnippets.java

@@ -46,6 +46,14 @@ public void runFlow() {
 				.withStringInput("field2")
 				.name("Field2")
 				.and()
+				.withNumberInput("number1")
+				.name("Number1")
+				.and()
+				.withNumberInput("number2")
+				.name("Number2")
+				.defaultValue(20.5)
+				.numberClass(Double.class)
+				.and()
 				.withConfirmationInput("confirmation1")
 				.name("Confirmation1")
 				.and()

spring-shell-docs/src/test/java/org/springframework/shell/docs/UiComponentSnippets.java

@@ -29,6 +29,8 @@
 import org.springframework.shell.core.commands.AbstractCommand;
 import org.springframework.shell.core.tui.component.ConfirmationInput;
 import org.springframework.shell.core.tui.component.MultiItemSelector;
+import org.springframework.shell.core.tui.component.NumberInput;
+import org.springframework.shell.core.tui.component.NumberInput.NumberInputContext;
 import org.springframework.shell.core.tui.component.PathInput;
 import org.springframework.shell.core.tui.component.PathSearch;
 import org.springframework.shell.core.tui.component.SingleItemSelector;
@@ -264,4 +266,21 @@ public String pathSearch() {
 
 	}
 
+	class Dump9 {
+		@Command
+		public class ComponentCommands extends AbstractCommand {
+
+			@Command(command = "component number", description = "Number input", group = "Components")
+			public String numberInput() {
+				// tag::snippet10[]
+				NumberInput component = new NumberInput(getTerminal(), "Enter value", 99.9, Double.class);
+				component.setResourceLoader(getResourceLoader());
+				component.setTemplateExecutor(getTemplateExecutor());
+
+				NumberInputContext context = component.run(NumberInputContext.empty());
+				return "Got value " + context.getResultValue();
+				// end::snippet10[]
+			}
+		}
+	}
 }