Non GMS data layer

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/OmhStorageClientImpl.kt

@@ -0,0 +1,25 @@
+package com.omh.android.storage.api.drive.nongms
+
+import android.content.Context
+import com.omh.android.storage.api.OmhStorageClient
+
+internal class OmhStorageClientImpl(
+    context: Context
+) : OmhStorageClient {
+
+    private val applicationContext: Context
+
+    init {
+        applicationContext = context.applicationContext
+    }
+
+    internal class Builder : OmhStorageClient.Builder {
+        override fun build(context: Context): OmhStorageClient {
+            return OmhStorageClientImpl(context)
+        }
+    }
+
+    override fun setupAccessToken(token: String) {
+        // Implement THIS
+    }
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/OmhStorageFactoryImpl.kt

@@ -0,0 +1,11 @@
+package com.omh.android.storage.api.drive.nongms
+
+import android.content.Context
+import com.omh.android.storage.api.OmhStorageFactory
+
+class OmhStorageFactoryImpl : OmhStorageFactory {
+
+    override fun getStorageClient(
+        context: Context
+    ) = OmhStorageClientImpl.Builder().build(context)
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/GoogleRetrofitImpl.kt

@@ -0,0 +1,26 @@
+package com.omh.android.storage.api.drive.nongms.data
+
+import com.omh.android.storage.api.drive.nongms.BuildConfig
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
+import retrofit2.Retrofit
+import retrofit2.converter.jackson.JacksonConverterFactory
+
+internal object GoogleRetrofitImpl {
+
+    private val okHttpClient = OkHttpClient.Builder()
+        .addInterceptor(
+            HttpLoggingInterceptor().apply {
+                if (BuildConfig.DEBUG) setLevel(HttpLoggingInterceptor.Level.BODY)
+            }
+        )
+        .build()
+
+    private val retrofitClient = Retrofit.Builder()
+        .client(okHttpClient)
+        .baseUrl(BuildConfig.G_STORAGE_URL)
+        .addConverterFactory(JacksonConverterFactory.create())
+        .build()
+
+    val googleStorageREST: GoogleStorageREST = retrofitClient.create(GoogleStorageREST::class.java)
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/GoogleStorageREST.kt

@@ -0,0 +1,15 @@
+package com.omh.android.storage.api.drive.nongms.data
+
+import com.omh.android.storage.api.drive.nongms.data.model.FilesFoldersListResponse
+import retrofit2.Call
+import retrofit2.http.GET
+import retrofit2.http.Query
+
+internal interface GoogleStorageREST {
+
+    @GET("files")
+    fun getFilesFoldersList(
+        @Query("q") query: String = "'root' in parents and trashed = false",
+        @Query("fields") fields: String = "files(id, name, mimeType, modifiedTime)"
+    ): Call<FilesFoldersListResponse>
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/datasource/FilesFoldersRestDataSource.kt

@@ -0,0 +1,14 @@
+package com.omh.android.storage.api.drive.nongms.data.datasource
+
+import com.omh.android.storage.api.data.datasource.network.FilesFoldersNetworkDataSource
+import com.omh.android.storage.api.drive.nongms.data.GoogleStorageREST
+import com.omh.android.storage.api.drive.nongms.data.mapper.fromFilesFoldersResponseListToData
+
+internal class FilesFoldersRestDataSource(
+    private val storageService: GoogleStorageREST,
+) : FilesFoldersNetworkDataSource {
+
+    override fun getAll() = fromFilesFoldersResponseListToData(
+        storageService.getFilesFoldersList().execute()
+    )
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/mapper/DataMappers.kt

@@ -0,0 +1,38 @@
+package com.omh.android.storage.api.drive.nongms.data.mapper
+
+import com.omh.android.storage.api.data.model.RemoteFile
+import com.omh.android.storage.api.data.model.RemoteFileOrFolder
+import com.omh.android.storage.api.data.model.RemoteFolder
+import com.omh.android.storage.api.drive.nongms.data.model.FilesFoldersListResponse
+import retrofit2.Response
+import java.text.SimpleDateFormat
+
+private const val RESPONSE_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"
+
+internal fun fromFilesFoldersResponseListToData(
+    response: Response<FilesFoldersListResponse>
+): List<RemoteFileOrFolder> {
+    val outputList = mutableListOf<RemoteFileOrFolder>()
+    val filesInBody = response.body()?.files
+    if (!response.isSuccessful || filesInBody == null) return outputList
+    filesInBody.map { fileFolderResponse ->
+        val modifiedTimeAsLong = SimpleDateFormat(RESPONSE_DATE_FORMAT)
+            .parse(fileFolderResponse.modifiedTime)
+            .time
+        outputList.add(
+            if (fileFolderResponse.mimeType.contains("folder")) {
+                RemoteFolder(
+                    fileFolderResponse.name,
+                    modifiedTimeAsLong
+                )
+            } else {
+                RemoteFile(
+                    fileFolderResponse.name,
+                    fileFolderResponse.mimeType,
+                    modifiedTimeAsLong
+                )
+            }
+        )
+    }
+    return outputList
+}

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/model/FileOrFolderResponse.kt

@@ -0,0 +1,16 @@
+package com.omh.android.storage.api.drive.nongms.data.model
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties
+import com.fasterxml.jackson.annotation.JsonProperty
+
+@JsonIgnoreProperties(ignoreUnknown = true)
+internal class FileOrFolderResponse(
+    @JsonProperty("id")
+    val id: String,
+    @JsonProperty("name")
+    val name: String,
+    @JsonProperty("mimeType")
+    val mimeType: String,
+    @JsonProperty("modifiedTime")
+    val modifiedTime: String
+)

storage-api-drive-nongms/src/main/java/com/omh/android/storage/api/drive/nongms/data/model/FilesFoldersListResponse.kt

@@ -0,0 +1,10 @@
+package com.omh.android.storage.api.drive.nongms.data.model
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties
+import com.fasterxml.jackson.annotation.JsonProperty
+
+@JsonIgnoreProperties(ignoreUnknown = true)
+internal class FilesFoldersListResponse(
+    @JsonProperty("files")
+    val files: List<FileOrFolderResponse>
+)