/
EmailFragment.kt
101 lines (86 loc) · 3.42 KB
/
EmailFragment.kt
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
/*
* Copyright 2019 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.materialstudies.reply.ui.email
import android.graphics.Color
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.navigation.fragment.findNavController
import androidx.navigation.fragment.navArgs
import androidx.recyclerview.widget.GridLayoutManager
import com.google.android.material.transition.MaterialContainerTransform
import com.materialstudies.reply.R
import com.materialstudies.reply.data.EmailStore
import com.materialstudies.reply.databinding.FragmentEmailBinding
import com.materialstudies.reply.util.themeColor
import kotlin.LazyThreadSafetyMode.NONE
private const val MAX_GRID_SPANS = 3
/**
* A [Fragment] which displays a single, full email.
*/
class EmailFragment : Fragment() {
private val args: EmailFragmentArgs by navArgs()
private val emailId: Long by lazy(NONE) { args.emailId }
private lateinit var binding: FragmentEmailBinding
private val attachmentAdapter = EmailAttachmentGridAdapter(MAX_GRID_SPANS)
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
sharedElementEnterTransition = MaterialContainerTransform().apply {
// Scope the transition to a view in the hierarchy so we know it will be added under
// the bottom app bar but over the elevation scale of the exiting HomeFragment.
drawingViewId = R.id.nav_host_fragment
duration = resources.getInteger(R.integer.reply_motion_duration_large).toLong()
scrimColor = Color.TRANSPARENT
setAllContainerColors(requireContext().themeColor(R.attr.colorSurface))
}
}
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
binding = FragmentEmailBinding.inflate(inflater, container, false)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
binding.navigationIcon.setOnClickListener {
findNavController().navigateUp()
}
val email = EmailStore.get(emailId)
if (email == null) {
showError()
return
}
binding.run {
this.email = email
// Set up the staggered/masonry grid recycler
attachmentRecyclerView.layoutManager = GridLayoutManager(
requireContext(),
MAX_GRID_SPANS
).apply {
spanSizeLookup = attachmentAdapter.variableSpanSizeLookup
}
attachmentRecyclerView.adapter = attachmentAdapter
attachmentAdapter.submitList(email.attachments)
}
}
private fun showError() {
// Do nothing
}
}