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import {View} from 'react-native'
import {moderateProfile} from '@atproto/api'
import {logger} from '#/logger'
import {useModerationOpts} from '#/state/preferences/moderation-opts'
import {useProfilesQuery} from '#/state/queries/profile'
import {UserAvatar} from '#/view/com/util/UserAvatar'
import {atoms as a, useTheme} from '#/alf'
import type * as bsky from '#/types/bsky'
export function AvatarStack({
profiles,
size = 26,
numPending,
backgroundColor,
}: {
profiles: bsky.profile.AnyProfileView[]
size?: number
numPending?: number
backgroundColor?: string
}) {
const translation = size / 3 // overlap by 1/3
const t = useTheme()
const moderationOpts = useModerationOpts()
const isPending = (numPending && profiles.length === 0) || !moderationOpts
const items = isPending
? Array.from({length: numPending ?? profiles.length}).map((_, i) => ({
key: i,
profile: null,
moderation: null,
}))
: profiles.map(item => ({
key: item.did,
profile: item,
moderation: moderateProfile(item, moderationOpts),
}))
return (
<View
style={[
a.flex_row,
a.align_center,
a.relative,
{width: size + (items.length - 1) * (size - translation)},
]}>
{items.map((item, i) => (
<View
key={item.key}
style={[
t.atoms.bg_contrast_25,
a.relative,
{
width: size,
height: size,
left: i * -translation,
borderWidth: 1,
borderColor: backgroundColor ?? t.atoms.bg.backgroundColor,
borderRadius: 999,
zIndex: 3 - i,
},
]}>
{item.profile && (
<UserAvatar
size={size - 2}
avatar={item.profile.avatar}
type={item.profile.associated?.labeler ? 'labeler' : 'user'}
moderation={item.moderation.ui('avatar')}
/>
)}
</View>
))}
</View>
)
}
export function AvatarStackWithFetch({
profiles,
size,
backgroundColor,
}: {
profiles: string[]
size?: number
backgroundColor?: string
}) {
const {data, error} = useProfilesQuery({handles: profiles})
if (error) {
if (error.name !== 'AbortError') {
logger.error('Error fetching profiles for AvatarStack', {
safeMessage: error,
})
}
return null
}
return (
<AvatarStack
numPending={profiles.length}
profiles={data?.profiles || []}
size={size}
backgroundColor={backgroundColor}
/>
)
}
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