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comments #168

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kaamil2 Dec 5, 2025
906ed4b
We hope and we pray
eric-kitagawa Dec 5, 2025
caa818c
Merge branch 'main' into translation
danctila Dec 5, 2025
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140 changes: 121 additions & 19 deletions frontend/app/commentSection/components/Comment.tsx
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
// components/Comment.tsx
import React, { useState, useCallback } from 'react';
import { View, Text, TouchableOpacity } from 'react-native';
import { LinearGradient } from 'expo-linear-gradient';
Expand All @@ -7,6 +8,8 @@ import CommentInteractionBar from './CommentInteractionBar';
import { commentStyles, INDENT_PER_LEVEL } from '../styles/Comment.styles';
import MaterialIcons from 'react-native-vector-icons/MaterialIcons';
import { api } from '../../../services/apiClient';
import { translateTextApi } from '../../../services/translationService';
import { useAuth } from '../../../context/AuthContext';

type CommentProps = {
comment: CommentNode;
Expand All @@ -23,6 +26,32 @@ interface ToggleLikeResponse {

const MAX_PREVIEW_CHARS = 400;

function mapPrimaryLanguage(primaryLanguage?: string | null): {
code: string;
label: string;
} {
if (!primaryLanguage) return { code: 'en', label: 'English' };

const lower = primaryLanguage.toLowerCase().trim();

switch (lower) {
case 'hindi':
return { code: 'hi', label: 'Hindi' };
case 'tamil':
return { code: 'ta', label: 'Tamil' };
case 'telugu':
return { code: 'te', label: 'Telugu' };
case 'bengali':
case 'bangla':
return { code: 'bn', label: 'Bengali' };
case 'english':
case 'en':
return { code: 'en', label: 'English' };
default:
return { code: 'en', label: primaryLanguage };
}
}

const Comment: React.FC<CommentProps> = ({
comment,
depth,
Expand All @@ -31,34 +60,50 @@ const Comment: React.FC<CommentProps> = ({
}) => {
const username = comment.UserProfile?.username ?? 'Anonymous';
const profilePicture = comment.UserProfile?.profilePicture ?? null;

const { profile } = useAuth();
const mappedLang = mapPrimaryLanguage((profile as any)?.primaryLanguage);
const userLangCode = mappedLang.code;
const shouldShowTranslate = userLangCode == 'en';

const [isExpanded, setIsExpanded] = useState(false);
const [liked, setLiked] = useState(comment.liked);
const [likeCount, setLikeCount] = useState(comment.likeCount);
const [isLiking, setIsLiking] = useState(false);

const isLong = comment.content.length > MAX_PREVIEW_CHARS;
const [isTranslated, setIsTranslated] = useState(false);
const [translatedText, setTranslatedText] = useState<string | null>(null);
const [isTranslating, setIsTranslating] = useState(false);

// Base text is either translated or original, depending on toggle state
const baseText =
isTranslated && translatedText ? translatedText : comment.content;

const isLong = baseText.length > MAX_PREVIEW_CHARS;
const previewText = isLong
? comment.content.slice(0, MAX_PREVIEW_CHARS).trimEnd() + '…'
: comment.content;
const displayText = isExpanded || !isLong ? comment.content : previewText;
? baseText.slice(0, MAX_PREVIEW_CHARS).trimEnd() + '…'
: baseText;
const displayText = isExpanded || !isLong ? baseText : previewText;

const handleLikePress = useCallback(async () => {
if (isLiking) return;

// Optimistic update
const previousLiked = liked;
const previousCount = likeCount;

// optimistic update
setLiked(!liked);
setLikeCount(liked ? likeCount - 1 : likeCount + 1);
setIsLiking(true);

try {
const response = await api.post<ToggleLikeResponse>(`/api/comment/${comment.id}/like`);
// Sync with server response
const response = await api.post<ToggleLikeResponse>(
`/api/comment/${comment.id}/like`
);
// assuming api.post returns the JSON directly (as it did before)
setLiked(response.liked);
setLikeCount(response.likeCount);
} catch (error) {
// Revert on error
console.error('Failed to toggle like:', error);
setLiked(previousLiked);
setLikeCount(previousCount);
Expand All @@ -67,11 +112,58 @@ const Comment: React.FC<CommentProps> = ({
}
}, [comment.id, liked, likeCount, isLiking]);

const handleTranslatePress = useCallback(async () => {
console.log('=== [Comment] translate pressed ===', {
isTranslated,
hasTranslated: !!translatedText,
userLangCode,
});

const turningOn = !isTranslated;

if (turningOn && shouldShowTranslate && !translatedText) {
try {
if (isTranslating) return;
setIsTranslating(true);

console.log('[Comment] Calling translateTextApi with:', {
textSnippet: comment.content.slice(0, 80),
dest: 'en',
});

// Translate to English, auto-detect source language
const response = await translateTextApi(
comment.content,
'en'
);
console.log('[Comment] translateTextApi response =', response);

const tText = response.destinationText || comment.content;
setTranslatedText(tText);
} catch (err) {
console.error('[Comment] Translation ERROR:', err);
setTranslatedText(null);
} finally {
setIsTranslating(false);
}
}

setIsTranslated(prev => !prev);
}, [
comment.content,
isTranslated,
translatedText,
shouldShowTranslate,
isTranslating,
]);

return (
<View style={[
commentStyles.container,
{ marginLeft: depth * INDENT_PER_LEVEL }
]}>
<View
style={[
commentStyles.container,
{ marginLeft: depth * INDENT_PER_LEVEL },
]}
>
<View style={commentStyles.content}>
<View style={commentStyles.headerRow}>
<CommentUserRow
Expand All @@ -81,12 +173,11 @@ const Comment: React.FC<CommentProps> = ({
/>
</View>


<View style={commentStyles.bodyContainer}>
<Text style={commentStyles.body}>{displayText}</Text>
{isLong && (
<View style={commentStyles.expandTextContainer}>
<TouchableOpacity onPress={() => setIsExpanded((prev) => !prev)}>
<TouchableOpacity onPress={() => setIsExpanded(prev => !prev)}>
<Text style={commentStyles.expandText}>
{isExpanded ? 'Show less' : 'Expand Comment'}
</Text>
Expand All @@ -95,7 +186,11 @@ const Comment: React.FC<CommentProps> = ({
)}
{isLong && !isExpanded && (
<LinearGradient
colors={['rgba(255, 255, 255, 0)', 'rgba(255, 255, 255, 0.8)', 'rgba(255, 255, 255, 1)']}
colors={[
'rgba(255, 255, 255, 0)',
'rgba(255, 255, 255, 0.8)',
'rgba(255, 255, 255, 1)',
]}
locations={[0, 0.3, 1]}
style={commentStyles.fadeOverlay}
/>
Expand All @@ -109,16 +204,23 @@ const Comment: React.FC<CommentProps> = ({
likeCount={likeCount}
liked={liked}
onLikePress={handleLikePress}
onTranslatePress={() => { }}
onTranslatePress={
shouldShowTranslate ? handleTranslatePress : undefined
}
onReplyPress={() => onReply?.(comment)}
/>
</View>
<View>
{onContinueThread && (
<TouchableOpacity onPress={onContinueThread}>
<View style={commentStyles.viewMoreTextContainer}>
<Text style={commentStyles.viewMoreText}>Continue Thread</Text>
<MaterialIcons name="arrow-forward" style={commentStyles.viewMoreIcon} />
<Text style={commentStyles.viewMoreText}>
Continue Thread
</Text>
<MaterialIcons
name="arrow-forward"
style={commentStyles.viewMoreIcon}
/>
</View>
</TouchableOpacity>
)}
Expand All @@ -130,4 +232,4 @@ const Comment: React.FC<CommentProps> = ({
);
};

export default Comment;
export default Comment;
34 changes: 21 additions & 13 deletions frontend/app/commentSection/components/CommentInteractionBar.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
// components/CommentInteractionBar.tsx
import React from 'react';
import { View, TouchableOpacity, Text } from 'react-native';
import { MaterialIcons } from '@expo/vector-icons';
Expand All @@ -20,14 +21,19 @@ const CommentInteractionBar: React.FC<CommentInteractionBarProps> = ({
}) => {
return (
<View style={commentInteractionBarStyles.container}>
{/* Translate */}
<TouchableOpacity
onPress={onTranslatePress}
style={commentInteractionBarStyles.button}
activeOpacity={0.7}
>
<MaterialIcons name="translate" style={commentInteractionBarStyles.icon} />
</TouchableOpacity>
{/* Translate – only show if handler is provided */}
{onTranslatePress && (
<TouchableOpacity
onPress={onTranslatePress}
style={commentInteractionBarStyles.button}
activeOpacity={0.7}
>
<MaterialIcons
name="translate"
style={commentInteractionBarStyles.icon}
/>
</TouchableOpacity>
)}

{/* Reply */}
<TouchableOpacity
Expand All @@ -45,16 +51,18 @@ const CommentInteractionBar: React.FC<CommentInteractionBarProps> = ({
activeOpacity={0.7}
>
<MaterialIcons
name={liked ? "favorite" : "favorite-border"}
name={liked ? 'favorite' : 'favorite-border'}
style={[
commentInteractionBarStyles.icon,
liked && commentInteractionBarStyles.likedIcon,
]}
/>
<Text style={[
commentInteractionBarStyles.likeCount,
liked && commentInteractionBarStyles.likedText,
]}>
<Text
style={[
commentInteractionBarStyles.likeCount,
liked && commentInteractionBarStyles.likedText,
]}
>
{likeCount > 0 ? likeCount : ' '}
</Text>
</TouchableOpacity>
Expand Down