about summary refs log tree commit diff
path: root/src/view/com/util/ViewHeader.tsx
blob: 1ccfcf56c57e028682e593315c4f29392a0004a3 (plain) (blame)
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
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
import React from 'react'
import {StyleSheet, TouchableOpacity, View} from 'react-native'
import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
import {useNavigation} from '@react-navigation/native'
import {CenteredView} from './Views'
import {Text} from './text/Text'
import {usePalette} from 'lib/hooks/usePalette'
import {useWebMediaQueries} from 'lib/hooks/useWebMediaQueries'
import {useAnalytics} from 'lib/analytics/analytics'
import {NavigationProp} from 'lib/routes/types'
import {useMinimalShellMode} from 'lib/hooks/useMinimalShellMode'
import Animated from 'react-native-reanimated'
import {useSetDrawerOpen} from '#/state/shell'
import {msg} from '@lingui/macro'
import {useLingui} from '@lingui/react'

const BACK_HITSLOP = {left: 20, top: 20, right: 50, bottom: 20}

export function ViewHeader({
  title,
  canGoBack,
  showBackButton = true,
  hideOnScroll,
  showOnDesktop,
  showBorder,
  renderButton,
}: {
  title: string
  canGoBack?: boolean
  showBackButton?: boolean
  hideOnScroll?: boolean
  showOnDesktop?: boolean
  showBorder?: boolean
  renderButton?: () => JSX.Element
}) {
  const pal = usePalette('default')
  const {_} = useLingui()
  const setDrawerOpen = useSetDrawerOpen()
  const navigation = useNavigation<NavigationProp>()
  const {track} = useAnalytics()
  const {isDesktop, isTablet} = useWebMediaQueries()

  const onPressBack = React.useCallback(() => {
    if (navigation.canGoBack()) {
      navigation.goBack()
    } else {
      navigation.navigate('Home')
    }
  }, [navigation])

  const onPressMenu = React.useCallback(() => {
    track('ViewHeader:MenuButtonClicked')
    setDrawerOpen(true)
  }, [track, setDrawerOpen])

  if (isDesktop) {
    if (showOnDesktop) {
      return (
        <DesktopWebHeader
          title={title}
          renderButton={renderButton}
          showBorder={showBorder}
        />
      )
    }
    return null
  } else {
    if (typeof canGoBack === 'undefined') {
      canGoBack = navigation.canGoBack()
    }

    return (
      <Container hideOnScroll={hideOnScroll || false} showBorder={showBorder}>
        {showBackButton ? (
          <TouchableOpacity
            testID="viewHeaderDrawerBtn"
            onPress={canGoBack ? onPressBack : onPressMenu}
            hitSlop={BACK_HITSLOP}
            style={canGoBack ? styles.backBtn : styles.backBtnWide}
            accessibilityRole="button"
            accessibilityLabel={canGoBack ? _(msg`Back`) : _(msg`Menu`)}
            accessibilityHint={
              canGoBack ? '' : _(msg`Access navigation links and settings`)
            }>
            {canGoBack ? (
              <FontAwesomeIcon
                size={18}
                icon="angle-left"
                style={[styles.backIcon, pal.text]}
              />
            ) : !isTablet ? (
              <FontAwesomeIcon
                size={18}
                icon="bars"
                style={[styles.backIcon, pal.textLight]}
              />
            ) : null}
          </TouchableOpacity>
        ) : null}
        <View style={styles.titleContainer} pointerEvents="none">
          <Text type="title" style={[pal.text, styles.title]}>
            {title}
          </Text>
        </View>
        {renderButton ? (
          renderButton()
        ) : showBackButton ? (
          <View style={canGoBack ? styles.backBtn : styles.backBtnWide} />
        ) : null}
      </Container>
    )
  }
}

function DesktopWebHeader({
  title,
  renderButton,
  showBorder = true,
}: {
  title: string
  renderButton?: () => JSX.Element
  showBorder?: boolean
}) {
  const pal = usePalette('default')
  return (
    <CenteredView
      style={[
        styles.header,
        styles.desktopHeader,
        pal.border,
        {
          borderBottomWidth: showBorder ? 1 : 0,
        },
      ]}>
      <View style={styles.titleContainer} pointerEvents="none">
        <Text type="title-lg" style={[pal.text, styles.title]}>
          {title}
        </Text>
      </View>
      {renderButton?.()}
    </CenteredView>
  )
}

function Container({
  children,
  hideOnScroll,
  showBorder,
}: {
  children: React.ReactNode
  hideOnScroll: boolean
  showBorder?: boolean
}) {
  const pal = usePalette('default')
  const {headerMinimalShellTransform} = useMinimalShellMode()

  if (!hideOnScroll) {
    return (
      <View
        style={[
          styles.header,
          pal.view,
          pal.border,
          showBorder && styles.border,
        ]}>
        {children}
      </View>
    )
  }
  return (
    <Animated.View
      style={[
        styles.header,
        styles.headerFloating,
        pal.view,
        pal.border,
        headerMinimalShellTransform,
        showBorder && styles.border,
      ]}>
      {children}
    </Animated.View>
  )
}

const styles = StyleSheet.create({
  header: {
    flexDirection: 'row',
    alignItems: 'center',
    paddingHorizontal: 12,
    paddingVertical: 6,
    width: '100%',
  },
  headerFloating: {
    position: 'absolute',
    top: 0,
    width: '100%',
  },
  desktopHeader: {
    paddingVertical: 12,
    maxWidth: 600,
    marginLeft: 'auto',
    marginRight: 'auto',
  },
  border: {
    borderBottomWidth: 1,
  },
  titleContainer: {
    marginLeft: 'auto',
    marginRight: 'auto',
    paddingRight: 10,
  },
  title: {
    fontWeight: 'bold',
  },

  backBtn: {
    width: 30,
    height: 30,
  },
  backBtnWide: {
    width: 30,
    height: 30,
    paddingHorizontal: 6,
  },
  backIcon: {
    marginTop: 6,
  },
})