feat(model): add table Block Kit block

slack-api-client/src/main/java/com/slack/api/util/json/GsonFactory.java

@@ -11,6 +11,7 @@
 import com.slack.api.model.block.ContextBlockElement;
 import com.slack.api.model.block.ContextActionsBlockElement;
 import com.slack.api.model.block.LayoutBlock;
+import com.slack.api.model.block.TableCell;
 import com.slack.api.model.block.composition.TextObject;
 import com.slack.api.model.block.element.BlockElement;
 import com.slack.api.model.block.element.RichTextElement;
@@ -80,6 +81,7 @@ public static void registerTypeAdapters(GsonBuilder builder, boolean failOnUnkno
                 .registerTypeAdapter(ContextActionsBlockElement.class, new GsonContextActionsBlockElementFactory(failOnUnknownProps))
                 .registerTypeAdapter(BlockElement.class, new GsonBlockElementFactory(failOnUnknownProps))
                 .registerTypeAdapter(RichTextElement.class, new GsonRichTextElementFactory(failOnUnknownProps))
+                .registerTypeAdapter(TableCell.class, new GsonTableCellFactory(failOnUnknownProps))
                 .registerTypeAdapter(FunctionExecutedEvent.InputValue.class, new GsonFunctionExecutedEventInputValueFactory())
                 .registerTypeAdapter(Attachment.VideoHtml.class, new GsonMessageAttachmentVideoHtmlFactory(failOnUnknownProps))
                 .registerTypeAdapter(MessageChangedEvent.PreviousMessage.class, new GsonMessageChangedEventPreviousMessageFactory(failOnUnknownProps))

slack-api-model/src/main/java/com/slack/api/model/block/Blocks.java

@@ -28,6 +28,30 @@ public static ActionsBlock actions(List<BlockElement> elements) {
     public static ActionsBlock actions(String blockId, List<BlockElement> elements) {
         return ActionsBlock.builder().blockId(blockId).elements(elements).build();
     }
+
+    // AlertBlock
+
+    public static AlertBlock alert(ModelConfigurator<AlertBlock.AlertBlockBuilder> configurator) {
+        return configurator.configure(AlertBlock.builder()).build();
+    }
+
+    // CallBlock
+
+    public static CallBlock call(ModelConfigurator<CallBlock.CallBlockBuilder> configurator) {
+        return configurator.configure(CallBlock.builder()).build();
+    }
+
+    // CardBlock
+
+    public static CardBlock card(ModelConfigurator<CardBlock.CardBlockBuilder> configurator) {
+        return configurator.configure(CardBlock.builder()).build();
+    }
+
+    // CarouselBlock
+
+    public static CarouselBlock carousel(ModelConfigurator<CarouselBlock.CarouselBlockBuilder> configurator) {
+        return configurator.configure(CarouselBlock.builder()).build();
+    }
 
     // ContextBlock
 
@@ -70,25 +94,19 @@ public static DividerBlock divider(String blockId) {
     public static DividerBlock divider() {
         return DividerBlock.builder().build();
     }
+
+    // FileBlock
+
+    public static FileBlock file(ModelConfigurator<FileBlock.FileBlockBuilder> configurator) {
+        return configurator.configure(FileBlock.builder()).build();
+    }
 
     // HeaderBlock
 
     public static HeaderBlock header(ModelConfigurator<HeaderBlock.HeaderBlockBuilder> configurator) {
         return configurator.configure(HeaderBlock.builder()).build();
     }
 
-    // CallBlock
-
-    public static CallBlock call(ModelConfigurator<CallBlock.CallBlockBuilder> configurator) {
-        return configurator.configure(CallBlock.builder()).build();
-    }
-
-    // FileBlock
-
-    public static FileBlock file(ModelConfigurator<FileBlock.FileBlockBuilder> configurator) {
-        return configurator.configure(FileBlock.builder()).build();
-    }
-
     // ImageBlock
 
     public static ImageBlock image(ModelConfigurator<ImageBlock.ImageBlockBuilder> configurator) {
@@ -119,32 +137,22 @@ public static SectionBlock section(ModelConfigurator<SectionBlock.SectionBlockBu
         return configurator.configure(SectionBlock.builder()).build();
     }
 
-    // VideoBlock
-    public static VideoBlock video(ModelConfigurator<VideoBlock.VideoBlockBuilder> configurator) {
-        return configurator.configure(VideoBlock.builder()).build();
-    }
-
     // ShareShortcutBlock
+
     public static ShareShortcutBlock shareShortcut() {
         return ShareShortcutBlock.builder().build();
     }
 
-    // AlertBlock
+    // TableBlock
 
-    public static AlertBlock alert(ModelConfigurator<AlertBlock.AlertBlockBuilder> configurator) {
-        return configurator.configure(AlertBlock.builder()).build();
-    }
-
-    // CardBlock
-
-    public static CardBlock card(ModelConfigurator<CardBlock.CardBlockBuilder> configurator) {
-        return configurator.configure(CardBlock.builder()).build();
+    public static TableBlock table(ModelConfigurator<TableBlock.TableBlockBuilder> configurator) {
+        return configurator.configure(TableBlock.builder()).build();
     }
 
-    // CarouselBlock
+    // VideoBlock
 
-    public static CarouselBlock carousel(ModelConfigurator<CarouselBlock.CarouselBlockBuilder> configurator) {
-        return configurator.configure(CarouselBlock.builder()).build();
+    public static VideoBlock video(ModelConfigurator<VideoBlock.VideoBlockBuilder> configurator) {
+        return configurator.configure(VideoBlock.builder()).build();
     }
 
 }

slack-api-model/src/main/java/com/slack/api/model/block/RawNumberTableCell.java

@@ -0,0 +1,23 @@
+package com.slack.api.model.block;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * A {@code raw_number} table cell, holding a numeric value. The optional {@code text}
+ * field carries the display representation of the value (for example a formatted string).
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class RawNumberTableCell implements TableCell {
+    public static final String TYPE = "raw_number";
+    private final String type = TYPE;
+    private Double value;
+    private String text;
+}

slack-api-model/src/main/java/com/slack/api/model/block/RawTextTableCell.java

@@ -0,0 +1,21 @@
+package com.slack.api.model.block;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * A {@code raw_text} table cell, holding unformatted plain text.
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class RawTextTableCell implements TableCell {
+    public static final String TYPE = "raw_text";
+    private final String type = TYPE;
+    private String text;
+}

slack-api-model/src/main/java/com/slack/api/model/block/RichTextBlock.java

@@ -16,7 +16,7 @@
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
-public class RichTextBlock implements LayoutBlock {
+public class RichTextBlock implements LayoutBlock, TableCell {
     public static final String TYPE = "rich_text";
     private final String type = TYPE;
     @Builder.Default

slack-api-model/src/main/java/com/slack/api/model/block/TableBlock.java

@@ -0,0 +1,43 @@
+package com.slack.api.model.block;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Displays tabular data as a grid of rows and cells.
+ *
+ * <p>Each row is a list of {@link TableCell cells}; a cell may be a
+ * {@link RawTextTableCell} ({@code raw_text}), {@link RawNumberTableCell}
+ * ({@code raw_number}), or a {@link RichTextBlock} ({@code rich_text}). A table
+ * supports up to 100 rows and up to 20 cells per row, with optional per-column
+ * behavior configured via {@link TableColumnSetting column settings}.</p>
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class TableBlock implements LayoutBlock {
+    public static final String TYPE = "table";
+    private final String type = TYPE;
+
+    /**
+     * The rows of the table. Each row is a list of cells. Maximum 100 rows, with up to
+     * 20 cells per row.
+     */
+    @Builder.Default
+    private List<List<TableCell>> rows = new ArrayList<>();
+
+    /**
+     * Per-column behavior configuration (alignment, wrapping). Maximum 20 items.
+     */
+    private List<TableColumnSetting> columnSettings;
+
+    private String blockId;
+}

slack-api-model/src/main/java/com/slack/api/model/block/TableCell.java

@@ -0,0 +1,18 @@
+package com.slack.api.model.block;
+
+/**
+ * A single cell within a {@link TableBlock} row. A cell can be one of:
+ *
+ * <ul>
+ *   <li>{@link RawTextTableCell} ({@code raw_text})</li>
+ *   <li>{@link RawNumberTableCell} ({@code raw_number})</li>
+ *   <li>{@link com.slack.api.model.block.RichTextBlock RichTextBlock} ({@code rich_text})</li>
+ * </ul>
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+public interface TableCell {
+
+    String getType();
+
+}

slack-api-model/src/main/java/com/slack/api/model/block/TableColumnSetting.java

@@ -0,0 +1,28 @@
+package com.slack.api.model.block;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * Describes the behavior of a single column in a {@link TableBlock}. Up to 20 column
+ * settings can be supplied, one per column.
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class TableColumnSetting {
+    /**
+     * Horizontal text alignment for the column. One of {@code left}, {@code center},
+     * or {@code right}. Defaults to {@code left}.
+     */
+    private String align;
+    /**
+     * Whether text in the column wraps onto multiple lines. Defaults to {@code false}.
+     */
+    private Boolean isWrapped;
+}

slack-api-model/src/main/java/com/slack/api/util/json/GsonLayoutBlockFactory.java

@@ -33,40 +33,42 @@ public LayoutBlock deserialize(JsonElement json, Type typeOfT, JsonDeserializati
 
     private Class<? extends LayoutBlock> getLayoutClassInstance(String typeName) {
         switch (typeName) {
-            case SectionBlock.TYPE:
-                return SectionBlock.class;
-            case DividerBlock.TYPE:
-                return DividerBlock.class;
-            case ImageBlock.TYPE:
-                return ImageBlock.class;
+            case ActionsBlock.TYPE:
+                return ActionsBlock.class;
+            case AlertBlock.TYPE:
+                return AlertBlock.class;
+            case CallBlock.TYPE:
+                return CallBlock.class;
+            case CardBlock.TYPE:
+                return CardBlock.class;
+            case CarouselBlock.TYPE:
+                return CarouselBlock.class;
             case ContextBlock.TYPE:
                 return ContextBlock.class;
             case ContextActionsBlock.TYPE:
                 return ContextActionsBlock.class;
-            case CallBlock.TYPE:
-                return CallBlock.class;
-            case ActionsBlock.TYPE:
-                return ActionsBlock.class;
+            case DividerBlock.TYPE:
+                return DividerBlock.class;
             case FileBlock.TYPE:
                 return FileBlock.class;
-            case InputBlock.TYPE:
-                return InputBlock.class;
             case HeaderBlock.TYPE:
                 return HeaderBlock.class;
+            case ImageBlock.TYPE:
+                return ImageBlock.class;
+            case InputBlock.TYPE:
+                return InputBlock.class;
             case MarkdownBlock.TYPE:
                 return MarkdownBlock.class;
-            case VideoBlock.TYPE:
-                return VideoBlock.class;
             case RichTextBlock.TYPE:
                 return RichTextBlock.class;
+            case SectionBlock.TYPE:
+                return SectionBlock.class;
             case ShareShortcutBlock.TYPE:
                 return ShareShortcutBlock.class;
-            case AlertBlock.TYPE:
-                return AlertBlock.class;
-            case CardBlock.TYPE:
-                return CardBlock.class;
-            case CarouselBlock.TYPE:
-                return CarouselBlock.class;
+            case TableBlock.TYPE:
+                return TableBlock.class;
+            case VideoBlock.TYPE:
+                return VideoBlock.class;
             default:
                 if (failOnUnknownProperties) {
                     throw new JsonParseException("Unsupported layout block type: " + typeName);

slack-api-model/src/main/java/com/slack/api/util/json/GsonTableCellFactory.java

@@ -0,0 +1,56 @@
+package com.slack.api.util.json;
+
+import com.google.gson.*;
+import com.slack.api.model.block.RawNumberTableCell;
+import com.slack.api.model.block.RawTextTableCell;
+import com.slack.api.model.block.RichTextBlock;
+import com.slack.api.model.block.TableCell;
+
+import java.lang.reflect.Type;
+
+/**
+ * Factory for deserializing the cells of a
+ * {@link com.slack.api.model.block.TableBlock table block}.
+ *
+ * @see <a href="https://docs.slack.dev/reference/block-kit/blocks/table-block">Table block</a>
+ */
+public class GsonTableCellFactory implements JsonDeserializer<TableCell>, JsonSerializer<TableCell> {
+
+    private final boolean failOnUnknownProperties;
+
+    public GsonTableCellFactory() {
+        this(false);
+    }
+
+    public GsonTableCellFactory(boolean failOnUnknownProperties) {
+        this.failOnUnknownProperties = failOnUnknownProperties;
+    }
+
+    @Override
+    public TableCell deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
+            throws JsonParseException {
+        final JsonObject jsonObject = json.getAsJsonObject();
+        final JsonPrimitive prim = (JsonPrimitive) jsonObject.get("type");
+        final String typeName = prim.getAsString();
+        final Class<? extends TableCell> clazz = getTableCellClassInstance(typeName);
+        return context.deserialize(jsonObject, clazz);
+    }
+
+    @Override
+    public JsonElement serialize(TableCell src, Type typeOfSrc, JsonSerializationContext context) {
+        return context.serialize(src);
+    }
+
+    private Class<? extends TableCell> getTableCellClassInstance(String typeName) {
+        switch (typeName) {
+            case RawTextTableCell.TYPE:
+                return RawTextTableCell.class;
+            case RawNumberTableCell.TYPE:
+                return RawNumberTableCell.class;
+            case RichTextBlock.TYPE:
+                return RichTextBlock.class;
+            default:
+                throw new JsonParseException("Unknown table cell type: " + typeName);
+        }
+    }
+}