Feature: Implement modals (#2087)

* Implement Modals (#428)

* Socket Modal Support

* fix shareded client support

* Properly use `HasResponded` instead of `_hasResponded`

* `ModalBuilder` and `TextInputBuilder` validation.

* make orginisation more consistant.

* Rest Modals.

* Docs + add missing methods

* fix message signatures and missing abstract members

* modal changes

* um?????

* update modal docs

* update docs - again for some reason

* cleanup

* fix message signatures

* add modal commands support to interaction service

* Fix _hasResponded

* update to new unsupported standard.

* Sending modals with Interaction service.

* fix spelling in ComponentBuilder

* sending IModals when responding to interactions

* interaction service modals

* fix rest modals

* spelling and minor improvements.

* improve interaction service modal proformance

* use precompiled lambda for interaction service modals

* respect user compiled lambda choice

* changes to modals in the interaction service (more)

* support compiled lambdas in modal properties.

* modal interactions tweaks

* fix inline doc

* more modal docs

* configure responce to faild modal component

* init

* solve runtime errors

* solve build errors

* add default value parsing

* make modal info caching static

* make ModalUtils static

* add inline docs

* fix build errors

* code cleanup

* Introduce Required and Label properties as seperate attributes.

* replace internal dictionary of ModalInfo with a list

* change input building logic of modals

* update RespondWithModalAsync method

* add initial value parameter back to ModalTextInput and fix optional modal field

* add missing inline docs

* dispose the reference modal instance after building

* code cleanup on modalcommandbuilder

* Update docs/guides/int_basics/message-components/text-input.md

Co-authored-by: Jared L <48422312+lhjt@users.noreply.github.com>

* Update docs/guides/int_basics/message-components/text-input.md

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* Update docs/guides/int_basics/modals/intro.md

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* Update docs/guides/int_basics/modals/intro.md

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* Update docs/guides/int_basics/modals/intro.md

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* Update docs/guides/int_basics/modals/intro.md

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* Update docs/guides/int_basics/modals/intro.md

Co-authored-by: Jared L <48422312+lhjt@users.noreply.github.com>

* Update docs/guides/int_basics/modals/intro.md

Co-authored-by: Jared L <48422312+lhjt@users.noreply.github.com>

* Update docs/guides/int_basics/modals/intro.md

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* Update docs/guides/int_framework/intro.md

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* Update docs/guides/int_framework/intro.md

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* Update docs/guides/int_framework/samples/intro/modal.cs

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* Update src/Discord.Net.Core/Entities/Interactions/MessageComponents/IComponentInteractionData.cs

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* Update src/Discord.Net.Core/Entities/Interactions/MessageComponents/TextInputComponent.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/IModalInteraction.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Core/Entities/Interactions/Modals/ModalBuilder.cs

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* Update src/Discord.Net.Interactions/Attributes/Commands/ModalInteractionAttribute.cs

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* Update src/Discord.Net.Interactions/Attributes/Modals/RequiredInputAttribute.cs

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* Update src/Discord.Net.Interactions/InteractionServiceConfig.cs

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* Update src/Discord.Net.WebSocket/Entities/Interaction/MessageComponents/SocketMessageComponentData.cs

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* Update src/Discord.Net.WebSocket/Entities/Interaction/Modals/SocketModalData.cs

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* update interaction service modal docs

* implements ExitOnMissingmModalField config option and adds Type field to modal info

* Add WithValue to text input builders

* Fix rare NRE on component enumeration

* Fix RequestOptions being required in some methods

* Use 'OfType' instead of 'Where'

* Remove android unsported warning

* Change publicity of properties in IInputComponeontBuilder.cs

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* Remove complex parameter ref

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docs/guides/int_framework/intro.md

@@ -198,6 +198,18 @@ Autocomplete commands must be parameterless methods. A valid Autocomplete comman
 
 Alternatively, you can use the [AutocompleteHandlers] to simplify this workflow.
 
+## Modals
+
+Modal commands last parameter must be an implementation of `IModal`.
+A Modal implementation would look like this:
+
+[!code-csharp[Modal Command](samples/intro/modal.cs)]
+
+> [!NOTE]
+> If you are using Modals in the interaction service it is **highly 
+> recommended** that you enable `PreCompiledLambdas` in your config
+> to prevent performance issues. 
+
 ## Interaction Context
 
 Every command module provides its commands with an execution context.

docs/guides/int_framework/samples/intro/modal.cs

@@ -0,0 +1,36 @@
+// Registers a command that will respond with a modal.
+[SlashCommand("food", "Tell us about your favorite food.")]
+public async Task Command()
+    => await Context.Interaction.RespondWithModalAsync<FoodModal>("food_menu");
+
+// Defines the modal that will be sent.
+public class FoodModal : IModal
+{
+    public string Title => "Fav Food";
+    // Strings with the ModalTextInput attribute will automatically become components.
+    [InputLabel("What??")]
+    [ModalTextInput("food_name", placeholder: "Pizza", maxLength: 20)]
+    public string Food { get; set; }
+
+    // Additional paremeters can be specified to further customize the input.
+    [InputLabel("Why??")]
+    [ModalTextInput("food_reason", TextInputStyle.Paragraph, "Kuz it's tasty", maxLength: 500)]
+    public string Reason { get; set; }
+}
+
+// Responds to the modal.
+[ModalInteraction("food_menu")]
+public async Task ModalResponce(FoodModal modal)
+{
+    // Build the message to send.
+    string message = "hey @everyone, I just learned " +
+        $"{Context.User.Mention}'s favorite food is " +
+        $"{modal.Food} because {modal.Reason}.";
+
+    // Specify the AllowedMentions so we don't actually ping everyone.
+    AllowedMentions mentions = new();
+    mentions.AllowedTypes = AllowedMentionTypes.Users;
+
+    // Respond to the modal.
+    await RespondAsync(message, allowedMentions: mentions, ephemeral: true);
+}