feat: add read from json file

Author: nphausg

app/src/main/java/com/nphausg/app/embeddedserver/EmbeddedServer.kt

@@ -7,29 +7,20 @@
 package com.nphausg.app.embeddedserver
 
 import android.os.Build
-import com.nphausg.app.embeddedserver.data.BaseResponse
 import com.nphausg.app.embeddedserver.data.Database
 import com.nphausg.app.embeddedserver.data.models.Cart
+import com.nphausg.app.embeddedserver.utils.FileUtils
 import com.nphausg.app.embeddedserver.utils.NetworkUtils
 import io.ktor.http.ContentDisposition
-import io.ktor.http.ContentDisposition.Companion.File
 import io.ktor.http.ContentType
 import io.ktor.http.HttpHeaders
 import io.ktor.http.HttpStatusCode
-import io.ktor.http.HttpStatusCode.Companion.PartialContent
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.server.application.ApplicationCall
 import io.ktor.server.application.call
 import io.ktor.server.application.install
 import io.ktor.server.engine.embeddedServer
-import io.ktor.server.http.content.defaultResource
-import io.ktor.server.http.content.resource
-import io.ktor.server.http.content.resources
-import io.ktor.server.http.content.static
-import io.ktor.server.http.content.staticFiles
 import io.ktor.server.http.content.staticResources
-import kotlinx.serialization.json.Json
-import kotlinx.serialization.encodeToString
 import io.ktor.server.netty.Netty
 import io.ktor.server.plugins.contentnegotiation.ContentNegotiation
 import io.ktor.server.plugins.cors.routing.CORS
@@ -42,6 +33,8 @@ import io.ktor.server.routing.routing
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
 import java.io.File
 
 object EmbeddedServer {
@@ -64,16 +57,16 @@ object EmbeddedServer {
             }
             routing {
                 //  staticResources
-                staticResources("/static", ""){
+                staticResources("/static", "") {
                     default("index.html")
                 }
                 get("/") {
                     okText(call, "Hello!! You are here in ${Build.MODEL}")
                 }
                 get("/fruits") {
-                    okText(call, Json.encodeToString(BaseResponse(Cart.sample()).also {
-                        println(it.data)
-                    }))
+                    okText(call, FileUtils.readText("data.json").also {
+                        Database.FRUITS.addAll(FileUtils.decode<Cart>(it).items)
+                    })
                 }
                 get("/fruits/{id}") {
                     val id = call.parameters["id"]

app/src/main/java/com/nphausg/app/embeddedserver/activities/MainActivity.kt

@@ -61,6 +61,8 @@ import androidx.compose.ui.unit.dp
 import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
 import com.nphausg.app.embeddedserver.EmbeddedServer
 import com.nphausg.app.embeddedserver.R
+import com.nphausg.app.embeddedserver.data.models.Cart
+import com.nphausg.app.embeddedserver.utils.FileUtils
 import com.nphausg.app.ui.ImsApp
 import com.nphausg.app.ui.components.theme.ImsTheme
 import com.nphausg.app.ui.components.ThemePreviews

app/src/main/java/com/nphausg/app/embeddedserver/data/Database.kt

@@ -11,10 +11,6 @@ import java.util.UUID
 
 object Database {
 
-    val FRUITS = listOf(
-        Fruit(UUID.randomUUID().toString(), "Cucumbers 🥒"),
-        Fruit(UUID.randomUUID().toString(), "Tomatoes 🍅"),
-        Fruit(UUID.randomUUID().toString(), "Orange Juice 🍊")
-    )
+    val FRUITS = mutableListOf<Fruit>()
 
 }

app/src/main/java/com/nphausg/app/embeddedserver/utils/FileUtils.kt

@@ -0,0 +1,22 @@
+/*
+ * Created by nphau on 4/13/24, 11:46 AM
+ * Copyright (c) 2024 . All rights reserved.
+ * Last modified 4/13/24, 11:46 AM
+ */
+
+package com.nphausg.app.embeddedserver.utils
+
+import kotlinx.serialization.json.Json
+
+object FileUtils {
+    fun readText(path: String): String =
+        this::class.java.classLoader?.getResource(path)?.readText().orEmpty()
+
+    inline fun <reified T> decode(json: String): T =
+        Json.decodeFromString<T>(json)
+
+    inline fun <reified T> readJson(path: String): T =
+        decode(readText(path))
+}
+
+

app/src/main/resources/data.json

@@ -0,0 +1,17 @@
+{
+  "id": "8fc012d9-ad1d-4519-a339-578cf803d509",
+  "items": [
+    {
+      "id": "8fc012d9-ad1d-4519-a339-578cf803d509",
+      "name": "Cucumbers \uD83E\uDD52"
+    },
+    {
+      "id": "594b8138-ffc5-41cc-b399-a6a699506a73",
+      "name": "Tomatoes \uD83C\uDF45"
+    },
+    {
+      "id": "743f4a4d-6a36-4db3-a6d9-5f189943fae5",
+      "name": "Tomatoes \uD83C\uDF45"
+    }
+  ]
+}