Use a PreviewParameter to factorize FileUiItem instantiation inside previews

app/src/main/java/com/infomaniak/swisstransfer/ui/components/FileItem.kt

@@ -27,7 +27,9 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.compose.ui.unit.dp
+import com.infomaniak.swisstransfer.ui.previewparameter.FileUiListPreviewParameter
 import com.infomaniak.swisstransfer.ui.theme.CustomShapes
 import com.infomaniak.swisstransfer.ui.theme.Margin
 import com.infomaniak.swisstransfer.ui.theme.SwissTransferTheme
@@ -129,7 +131,7 @@ private fun FileItemContent(
 
 @PreviewAllWindows
 @Composable
-private fun FileItemPreview() {
+private fun FileItemPreview(@PreviewParameter(FileUiListPreviewParameter::class) files: List<FileUiItem>) {
     SwissTransferTheme {
         Surface {
             Column(
@@ -140,13 +142,7 @@ private fun FileItemPreview() {
             {
                 var isChecked by remember { mutableStateOf(true) }
 
-                val iconFile = object : FileUiItem {
-                    override val fileName: String = "How to not get fired.pdf"
-                    override val uid: String = fileName
-                    override val fileSizeInBytes: Long = 10302130
-                    override val mimeType: String? = null
-                    override val uri: String = ""
-                }
+                val iconFile = files[0]
                 FileItem(
                     iconFile,
                     isRemoveButtonVisible = true,
@@ -158,13 +154,7 @@ private fun FileItemPreview() {
 
                 Spacer(modifier = Modifier.height(16.dp))
 
-                val imageFile = object : FileUiItem {
-                    override val fileName: String = "Time-Clock-Circle--Streamline-Ultimate.svg (1).png"
-                    override val uid: String = fileName
-                    override val fileSizeInBytes: Long = 456782
-                    override val mimeType: String? = null
-                    override val uri: String = "https://picsum.photos/200/300"
-                }
+                val imageFile = files[1]
                 FileItem(
                     file = imageFile,
                     isRemoveButtonVisible = true,

app/src/main/java/com/infomaniak/swisstransfer/ui/components/FileItemList.kt

@@ -23,7 +23,9 @@ import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
 import androidx.compose.foundation.lazy.grid.items
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.compose.ui.unit.dp
+import com.infomaniak.swisstransfer.ui.previewparameter.FileUiListPreviewParameter
 import com.infomaniak.swisstransfer.ui.theme.Margin
 import com.infomaniak.swisstransfer.ui.theme.SwissTransferTheme
 import com.infomaniak.swisstransfer.ui.utils.PreviewAllWindows
@@ -59,27 +61,7 @@ fun FileItemList(
 
 @PreviewAllWindows
 @Composable
-private fun FileItemListPreview() {
-    val files = listOf(object : FileUiItem {
-        override val fileName: String = "The 5-Step Guide to Not Breaking Your Code.txt"
-        override val uid: String = fileName
-        override val fileSizeInBytes: Long = 57689032
-        override val mimeType: String? = null
-        override val uri: String = ""
-    }, object : FileUiItem {
-        override val fileName: String = "Introduction to Turning It Off and On Again.pptx"
-        override val uid: String = fileName
-        override val fileSizeInBytes: Long = 89723143
-        override val mimeType: String? = null
-        override val uri: String = ""
-    }, object : FileUiItem {
-        override val fileName: String = "Learning to Copy and Paste: A Complete Guide.docx"
-        override val uid: String = fileName
-        override val fileSizeInBytes: Long = 237866728
-        override val mimeType: String? = null
-        override val uri: String = ""
-    })
-
+private fun FileItemListPreview(@PreviewParameter(FileUiListPreviewParameter::class) files: List<FileUiItem>) {
     SwissTransferTheme {
         FileItemList(
             files = files,

app/src/main/java/com/infomaniak/swisstransfer/ui/components/SmallFileItem.kt

@@ -26,9 +26,11 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Shape
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.times
+import com.infomaniak.swisstransfer.ui.previewparameter.FileUiListPreviewParameter
 import com.infomaniak.swisstransfer.ui.theme.CustomShapes
 import com.infomaniak.swisstransfer.ui.theme.SwissTransferTheme
 
@@ -65,32 +67,22 @@ enum class SmallFileTileSize(val size: Dp, val shape: Shape) {
 @Preview(name = "Light")
 @Preview(name = "Dark", uiMode = Configuration.UI_MODE_NIGHT_YES or Configuration.UI_MODE_TYPE_NORMAL)
 @Composable
-private fun SmallFileItemPreview() {
+private fun SmallFileItemPreview(@PreviewParameter(FileUiListPreviewParameter::class) files: List<FileUiItem>) {
     SwissTransferTheme {
         Surface(color = SwissTransferTheme.materialColors.surfaceContainerHighest) {
             Column(Modifier.padding(16.dp)) {
+                val file = files.first()
+
                 SmallFileItem(
-                    file = object : FileUiItem {
-                        override val fileName: String = "How to not get fired.pdf"
-                        override val uid: String = fileName
-                        override val fileSizeInBytes: Long = 10302130
-                        override val mimeType: String? = null
-                        override val uri: String = ""
-                    },
+                    file = file,
                     smallFileTileSize = SmallFileTileSize.LARGE,
                     onRemove = {}
                 )
 
                 Spacer(modifier = Modifier.height(16.dp))
 
                 SmallFileItem(
-                    file = object : FileUiItem {
-                        override val fileName: String = "How to not get fired.pdf"
-                        override val uid: String = fileName
-                        override val fileSizeInBytes: Long = 10302130
-                        override val mimeType: String? = null
-                        override val uri: String = ""
-                    },
+                    file = file,
                     smallFileTileSize = SmallFileTileSize.SMALL,
                 )
             }

app/src/main/java/com/infomaniak/swisstransfer/ui/previewparameter/FileUiListPreviewParameterProvider.kt

@@ -0,0 +1,49 @@
+/*
+ * Infomaniak SwissTransfer - Android
+ * Copyright (C) 2024 Infomaniak Network SA
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.infomaniak.swisstransfer.ui.previewparameter
+
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import com.infomaniak.swisstransfer.ui.components.FileUiItem
+
+class FileUiListPreviewParameter : PreviewParameterProvider<List<FileUiItem>> {
+    override val values: Sequence<List<FileUiItem>> = sequenceOf(
+        listOf(
+            object : FileUiItem { // Non-image file
+                override val fileName: String = "How to not get fired.pdf"
+                override val uid: String = fileName
+                override val fileSizeInBytes: Long = 10302130
+                override val mimeType: String? = null
+                override val uri: String = ""
+            },
+            object : FileUiItem { // Image file
+                override val fileName: String = "Opening images tutorial.png"
+                override val uid: String = fileName
+                override val fileSizeInBytes: Long = 456782
+                override val mimeType: String? = null
+                override val uri: String = "https://picsum.photos/200/300"
+            },
+            object : FileUiItem {
+                override val fileName: String = "The 5 step guide to turning it off and on again.docx"
+                override val uid: String = fileName
+                override val fileSizeInBytes: Long = 89723143
+                override val mimeType: String? = null
+                override val uri: String = ""
+            },
+        )
+    )
+}

app/src/main/java/com/infomaniak/swisstransfer/ui/screen/newtransfer/importfiles/ImportFilesScreen.kt

@@ -25,10 +25,12 @@ import androidx.compose.runtime.*
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.infomaniak.swisstransfer.R
 import com.infomaniak.swisstransfer.ui.components.*
+import com.infomaniak.swisstransfer.ui.previewparameter.FileUiListPreviewParameter
 import com.infomaniak.swisstransfer.ui.screen.newtransfer.NewTransferViewModel
 import com.infomaniak.swisstransfer.ui.screen.newtransfer.importfiles.components.ImportedFilesCard
 import com.infomaniak.swisstransfer.ui.theme.Margin
@@ -109,18 +111,8 @@ private fun ImportFilesScreen(
 
 @PreviewAllWindows
 @Composable
-private fun ImportFilesScreenPreview() {
+private fun ImportFilesScreenPreview(@PreviewParameter(FileUiListPreviewParameter::class) files: List<FileUiItem>) {
     SwissTransferTheme {
-        ImportFilesScreen({
-            listOf(
-                object : FileUiItem {
-                    override val uid = ""
-                    override val fileName = "Time-Clock-Circle--Streamline-Ultimate.svg (1).svg"
-                    override val fileSizeInBytes = 2367832L
-                    override val mimeType = null
-                    override val uri = ""
-                }
-            )
-        }, {}, {}, closeActivity = {})
+        ImportFilesScreen({ files }, {}, {}, closeActivity = {})
     }
 }

app/src/main/java/com/infomaniak/swisstransfer/ui/screen/newtransfer/importfiles/components/ImportedFilesCard.kt

@@ -30,12 +30,14 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.pluralStringResource
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
 import androidx.compose.ui.unit.dp
 import com.infomaniak.swisstransfer.R
 import com.infomaniak.swisstransfer.ui.components.*
 import com.infomaniak.swisstransfer.ui.images.AppImages
 import com.infomaniak.swisstransfer.ui.images.icons.AddThick
 import com.infomaniak.swisstransfer.ui.images.icons.ChevronRightSmall
+import com.infomaniak.swisstransfer.ui.previewparameter.FileUiListPreviewParameter
 import com.infomaniak.swisstransfer.ui.theme.CustomShapes
 import com.infomaniak.swisstransfer.ui.theme.Margin
 import com.infomaniak.swisstransfer.ui.theme.SwissTransferTheme
@@ -138,21 +140,11 @@ private data class TransferLazyRowKey(
 @Preview(name = "Light")
 @Preview(name = "Dark", uiMode = Configuration.UI_MODE_NIGHT_YES or Configuration.UI_MODE_TYPE_NORMAL)
 @Composable
-private fun ImportededFilesCardPreview() {
+private fun ImportededFilesCardPreview(@PreviewParameter(FileUiListPreviewParameter::class) files: List<FileUiItem>) {
     SwissTransferTheme {
         ImportedFilesCard(
             modifier = Modifier.padding(Margin.Medium),
-            files = {
-                listOf(
-                    object : FileUiItem {
-                        override val uid = ""
-                        override val fileName = "Time-Clock-Circle--Streamline-Ultimate.svg (1).svg"
-                        override val fileSizeInBytes = 234567832L
-                        override val mimeType = null
-                        override val uri = ""
-                    }
-                )
-            },
+            files = { files },
             humanReadableSize = { "20 GB" },
             showUploadSourceChoiceBottomSheet = {},
             removeFileByUid = {}