Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 | 2x 2x 22x 2x 4x 4x 4x 2x 18x 18x 18x 14x 14x 14x 14x 14x 14x 14x 13x 14x 11x 1x 10x 11x 10x 10x 11x 14x 14x 14x 4x 1x 10x 22x | import React from "react";
import Animated, { Easing, FadeInDown } from "react-native-reanimated";
import { Image, Text, View } from "react-native";
import { makeStyles } from "@repo/ui/themes/makeStyles";
import { textStyles } from "@repo/ui/themes/typography";
import { useStyles as useSharedStyles } from "@/components/styles";
import { groupBlocks } from "@/utils/blockGrouping";
import { BOT, USER } from "@/constants/chat";
import { Block, ChatMessage } from "@/types/chat";
import { ChatBlock } from "./blocks";
const PENDING_ACTION_FALLBACK_BLOCK: Block = {
type: "confirmation",
title: "Please confirm",
description: "Confirm or cancel this pending action.",
};
interface MessageItemProps {
message: ChatMessage;
processingActionIds: string[];
onReset: () => void;
handleAction: (msgId: string, actionId: string, type: "confirm" | "cancel") => void;
}
const isEmptyStreamingText = (block: Block) =>
block.type === "text" && !block.text?.trim() && !!block.isStreaming;
const UserMessage = ({ message }: { message: ChatMessage }) => {
const styles = useStyles();
const isImageOnly = !!message.image && !message.text;
return (
<Animated.View
entering={FadeInDown.duration(800).easing(Easing.out(Easing.ease))}
style={styles.userMessageContainer}
>
{isImageOnly && message.image ? (
<Image source={{ uri: message.image }} style={styles.userImage} />
) : (
<View style={styles.userBubble}>
<Text style={styles.userText}>{message.text.trim()}</Text>
</View>
)}
</Animated.View>
);
};
export const MessageItem = ({
message,
processingActionIds,
onReset,
handleAction,
}: MessageItemProps) => {
const shared = useSharedStyles();
const styles = useStyles();
if (message.user._id === USER._id) return <UserMessage message={message} />;
const blocks = message.blocks || [];
const hasConfirmationBlock = blocks.some((b) => b.type === "confirmation");
const shouldRenderPendingActionFallback =
message.user._id === BOT._id &&
!!message.pendingAction?.id &&
message.pendingAction?.status === "awaiting_confirmation" &&
!hasConfirmationBlock;
const isActionProcessing = !!(
message.pendingAction?.id && processingActionIds.includes(message.pendingAction.id)
);
// An expired confirmation renders as plain text (see ConfirmationBlock), so
// it must get the hugging bubble — only live confirmations need a wide card.
const expiresAtMs =
typeof message.pendingAction?.expiresAt === "string"
? Date.parse(message.pendingAction.expiresAt)
: NaN;
const isConfirmationExpired = !Number.isNaN(expiresAtMs) && expiresAtMs <= Date.now();
const renderBlock = (block: Block, key: string) => (
<ChatBlock
key={key}
block={block}
msgId={message._id as string}
pendingAction={message.pendingAction ?? null}
isActionProcessing={isActionProcessing}
onReset={onReset}
handleAction={handleAction}
/>
);
const renderedElements = [
...groupBlocks(blocks).map((group, index) => {
if (group.kind === "standalone") {
return renderBlock(group.block, `standalone-${index}`);
}
const hasWideBlock = group.blocks.some(
(b) => b.type === "table" || (b.type === "confirmation" && !isConfirmationExpired),
);
const bubbleStyle = group.blocks.every(isEmptyStreamingText)
? shared.emptyStreamingContainer
: hasWideBlock
? shared.bubbleContainerWide
: shared.bubbleContainer;
return (
<View key={`bubble-${index}`} style={bubbleStyle}>
{group.blocks.map((b, i) => renderBlock(b, String(i)))}
</View>
);
}),
...(shouldRenderPendingActionFallback
? [
<View
key="fallback-bubble"
style={isConfirmationExpired ? shared.bubbleContainer : shared.bubbleContainerWide}
>
{renderBlock(PENDING_ACTION_FALLBACK_BLOCK, "fallback")}
</View>,
]
: []),
];
// A bot turn that is still streaming its first token enters slightly later so
// the thinking shimmer is not immediately shoved aside by the real bubble.
const isThinking = message.user._id === BOT._id && blocks.some(isEmptyStreamingText);
const enteringAnimation = isThinking
? FadeInDown.delay(350).duration(600).easing(Easing.out(Easing.ease))
: FadeInDown.duration(800).easing(Easing.out(Easing.ease));
if (renderedElements.length === 0) {
if (!message.text) return null;
return (
<Animated.View entering={enteringAnimation} style={styles.botMessageContainer}>
<View style={shared.bubbleContainer}>
<Text style={shared.blockText}>{message.text}</Text>
</View>
</Animated.View>
);
}
return (
<Animated.View entering={enteringAnimation} style={styles.botBlocksContainer}>
{renderedElements}
</Animated.View>
);
};
const useStyles = makeStyles((theme) => ({
userMessageContainer: {
flexDirection: "row",
justifyContent: "flex-end",
paddingHorizontal: 12,
paddingVertical: 10,
width: "100%",
},
userImage: {
width: 192,
height: 144,
borderRadius: 12,
},
userBubble: {
backgroundColor: theme.isNewTheme
? theme.colors.background.selectedStrong
: theme.colors.slate97,
borderTopLeftRadius: 18,
borderTopRightRadius: 18,
borderBottomLeftRadius: 18,
borderBottomRightRadius: 4,
paddingVertical: 10,
paddingHorizontal: 16,
maxWidth: "80%",
shadowColor: theme.colors.shadow.black,
shadowOffset: { width: 0, height: 1 },
shadowOpacity: 0.05,
shadowRadius: 2,
elevation: 1,
},
userText: {
...textStyles.content.regular,
fontSize: 15,
color: theme.colors.text.white,
lineHeight: 20,
},
botMessageContainer: {
flexDirection: "row",
justifyContent: "flex-start",
paddingHorizontal: 12,
paddingVertical: 10,
width: "100%",
},
botBlocksContainer: {
gap: 8,
width: "100%",
paddingHorizontal: 12,
paddingVertical: 10,
alignItems: "flex-start",
},
}));
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