blocks TextBlock.tsx

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85.71% Branches 12/14

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  import React from "react";
import { Text, View } from "react-native";
 
import { makeStyles } from "@repo/ui/themes/makeStyles";
 
import { BouncingDots } from "@/components/Indicators/BouncingDots";
import { ShimmerText } from "@/components/Indicators/ShimmerText";
import { useStyles as useSharedStyles } from "@/components/styles";
 
import { Block } from "@/types/chat";
 
/**
 * A text block that has no text yet but is still streaming is the agent
 * "thinking" — it gets the shimmer instead of an empty bubble.
 */
export const TextBlock = ({ block }: { block: Block }) => {
  const shared = useSharedStyles();
  const styles = useStyles();
 
  if (!block.text && !block.isStreaming) return null;
  if (block.isStreaming && !block.text?.trim()) return <ShimmerText />;
 
  return (
    <View>
      {block.text ? <Text style={shared.blockText}>{block.text}</Text> : null}
      {block.isStreaming && (
        <View style={block.text ? styles.streamingDotsContainer : null}>
          <BouncingDots />
        </View>
      )}
    </View>
  );
};
 
const useStyles = makeStyles(() => ({
  streamingDotsContainer: {
    marginTop: 8,
  },
}));