├── asset ├── Readme.md └── 20180322_012846.gif ├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── colors.xml │ │ │ │ └── styles.xml │ │ │ ├── drawable │ │ │ │ ├── logo.png │ │ │ │ └── ic_launcher_background.xml │ │ │ ├── mipmap-hdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-mdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-xxxhdpi │ │ │ │ ├── ic_launcher.png │ │ │ │ └── ic_launcher_round.png │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── layout │ │ │ │ ├── activity_main.xml │ │ │ │ ├── activity_splash.xml │ │ │ │ └── item_coin.xml │ │ │ └── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ ├── java │ │ │ └── cloud │ │ │ │ └── techstar │ │ │ │ └── cryptokotlin │ │ │ │ ├── interface │ │ │ │ └── ILoadMore.kt │ │ │ │ ├── utils │ │ │ │ └── Utils.kt │ │ │ │ ├── SplashActivity.kt │ │ │ │ ├── models │ │ │ │ └── Coins.kt │ │ │ │ ├── MainActivity.kt │ │ │ │ └── adapters │ │ │ │ └── CoinAdapter.kt │ │ └── AndroidManifest.xml │ ├── test │ │ └── java │ │ │ └── cloud │ │ │ └── techstar │ │ │ └── cryptokotlin │ │ │ └── ExampleUnitTest.kt │ └── androidTest │ │ └── java │ │ └── cloud │ │ └── techstar │ │ └── cryptokotlin │ │ └── ExampleInstrumentedTest.kt ├── proguard-rules.pro └── build.gradle ├── settings.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .gitignore ├── .idea ├── modules.xml ├── runConfigurations.xml ├── gradle.xml └── misc.xml ├── gradle.properties ├── LICENSE ├── README.md ├── gradlew.bat └── gradlew /asset/Readme.md: -------------------------------------------------------------------------------- 1 | 2 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | -------------------------------------------------------------------------------- /asset/20180322_012846.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tortuvshin/crypto-kotlin/HEAD/asset/20180322_012846.gif -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | CryptoKotlin 3 | 4 | -------------------------------------------------------------------------------- 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-------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | .DS_Store 7 | /build 8 | /captures 9 | .externalNativeBuild 10 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #3F51B5 4 | #303F9F 5 | #FF4081 6 | 7 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Mon Mar 19 14:57:54 ULAT 2018 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip 7 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/interface/ILoadMore.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin.`interface` 2 | 3 | /** 4 | * Author: Turtuvshin Byambaa. 5 | * Project: Safety Inst 6 | * URL: https://www.github.com/tortuvshin 7 | */ 8 | interface ILoadMore { 9 | fun onLoadMore() 10 | } -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/utils/Utils.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin.utils 2 | 3 | /** 4 | * Author: Turtuvshin Byambaa. 5 | * Project: Safety Inst 6 | * URL: https://www.github.com/tortuvshin 7 | */ 8 | object Utils { 9 | 10 | var imageUrl = "https://res.cloudinary.com/dxi90ksom/image/upload/" 11 | 12 | var MAX_COIN_LOAD = 1000 13 | } -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/cloud/techstar/cryptokotlin/ExampleUnitTest.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin 2 | 3 | import org.junit.Test 4 | 5 | import org.junit.Assert.* 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * See [testing documentation](http://d.android.com/tools/testing). 11 | */ 12 | class ExampleUnitTest { 13 | @Test 14 | fun addition_isCorrect() { 15 | assertEquals(4, 2 + 2) 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | org.gradle.jvmargs=-Xmx1536m 13 | 14 | # When configured, Gradle will run in incubating parallel mode. 15 | # This option should only be used with decoupled projects. More details, visit 16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 17 | # org.gradle.parallel=true 18 | -------------------------------------------------------------------------------- /app/src/androidTest/java/cloud/techstar/cryptokotlin/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin 2 | 3 | import android.support.test.InstrumentationRegistry 4 | import android.support.test.runner.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getTargetContext() 22 | assertEquals("cloud.techstar.cryptokotlin", appContext.packageName) 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/SplashActivity.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin 2 | 3 | import android.content.Intent 4 | import android.os.Handler 5 | import android.os.Looper 6 | import android.support.v7.app.AppCompatActivity 7 | import android.os.Bundle 8 | 9 | import java.util.logging.Logger 10 | 11 | class SplashActivity : AppCompatActivity() { 12 | 13 | private var mHandler: Handler? = null 14 | override fun onCreate(savedInstanceState: Bundle?) { 15 | super.onCreate(savedInstanceState) 16 | setContentView(R.layout.activity_splash) 17 | mHandler = Handler(Looper.getMainLooper()) 18 | 19 | mHandler!!.postDelayed({ 20 | startActivity(Intent(this@SplashActivity, MainActivity::class.java)) 21 | finish() 22 | }, 500) 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/models/Coins.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin.models 2 | 3 | /** 4 | * Author: Turtuvshin Byambaa. 5 | * Project: Safety Inst 6 | * URL: https://www.github.com/tortuvshin 7 | */ 8 | class Coins { 9 | var id:String?=null 10 | var name:String?=null 11 | var symbol:String?=null 12 | var price_usd:String?=null 13 | var percent_change_1h:String?=null 14 | var percent_change_24h:String?=null 15 | var percent_change_7d:String?=null 16 | 17 | constructor() 18 | constructor(id: String, name: String, symbol: String, price_usd: String, percent_change_1h: String, percent_change_24h: String, percent_change_7d: String) { 19 | this.id = id 20 | this.name = name 21 | this.symbol = symbol 22 | this.price_usd = price_usd 23 | this.percent_change_1h = percent_change_1h 24 | this.percent_change_24h = percent_change_24h 25 | this.percent_change_7d = percent_change_7d 26 | } 27 | 28 | 29 | } -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 14 | 19 | 20 | 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2018 Techstar, Inc. 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ## Crypto Kotlin 2 | Crypto currencies current price and latest change for the price of crypto currencies like Bitcoin, Ethereum, Litecoin and more. 3 | 4 | | [Requirements][] | [Demo][] | [Authors][] | [Contributors][] | [License][] | 5 | |---|---|---|---|---| 6 | 7 | ## Requirements 8 | 9 | - Android 4.4 KitKat (API lvl 19) or greater 10 | - Android Studio 3.0 and greater is recommended 11 | - Kotlin comes bundled with version 3.0. 12 | 13 | ### Demo 14 | ![](https://github.com/techstar-cloud/crypto-kotlin/blob/master/asset/20180322_012846.gif) 15 | 16 | ## Authors 17 | 18 | [![Turtuvshin Byambaa](https://avatars2.githubusercontent.com/u/9257227?s=80)](https://github.com/tortuvshin) | [![Enkhbayar Doljinsuren](https://avatars0.githubusercontent.com/u/12738721?s=80&v=4)](https://github.com/doljko) 19 | ---|--- 20 | [Turtuvshin](https://github.com/tortuvshin) | [Doljinsuren](https://github.com/doljko) 21 | 22 | ## Contributors 23 | 24 | You may contribute in several ways like creating new features, fixing bugs, improving documentation and examples 25 | or translating any document here to your language. [Find more information in CONTRIBUTING.md](CONTRIBUTING.md). 26 | 27 | ## License 28 | Crypto Kotlin is open-sourced software licensed under the [MIT license](https://opensource.org/licenses/MIT). 29 | 30 | **[⬆ back to top](#crypto-kotlin)** 31 | 32 | [Requirements]:#requirements 33 | [Demo]:#demo 34 | [Authors]:#authors 35 | [Contributors]:#contributors 36 | [License]:#license 37 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | apply plugin: 'kotlin-android' 4 | 5 | apply plugin: 'kotlin-android-extensions' 6 | 7 | android { 8 | compileSdkVersion 27 9 | defaultConfig { 10 | applicationId "cloud.techstar.cryptokotlin" 11 | minSdkVersion 14 12 | targetSdkVersion 27 13 | versionCode 1 14 | versionName "1.0" 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | } 17 | buildTypes { 18 | release { 19 | minifyEnabled false 20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 21 | } 22 | } 23 | } 24 | 25 | dependencies { 26 | implementation fileTree(dir: 'libs', include: ['*.jar']) 27 | implementation"org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version" 28 | implementation 'com.android.support:appcompat-v7:27.0.2' 29 | implementation 'com.android.support.constraint:constraint-layout:1.0.2' 30 | testImplementation 'junit:junit:4.12' 31 | androidTestImplementation 'com.android.support.test:runner:1.0.1' 32 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1' 33 | implementation 'com.android.support:cardview-v7:27.0.2' 34 | implementation 'com.android.support:design:27.0.2' 35 | implementation 'com.squareup.picasso:picasso:2.5.2' 36 | implementation 'com.squareup.okhttp3:okhttp:3.10.0' 37 | implementation 'com.google.code.gson:gson:2.8.2' 38 | } 39 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_splash.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 17 | 18 | 29 | 30 | 36 | 37 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 16 | 26 | 27 | 28 | 29 | 30 | 31 | 33 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin 2 | 3 | import android.support.v7.app.AppCompatActivity 4 | import android.os.Bundle 5 | import android.support.v7.widget.LinearLayoutManager 6 | import android.util.Log 7 | import android.widget.Adapter 8 | import android.widget.LinearLayout 9 | import android.widget.Toast 10 | import cloud.techstar.cryptokotlin.`interface`.ILoadMore 11 | import cloud.techstar.cryptokotlin.adapters.CoinAdapter 12 | import cloud.techstar.cryptokotlin.models.Coins 13 | import cloud.techstar.cryptokotlin.utils.Utils 14 | import com.google.gson.Gson 15 | import com.google.gson.reflect.TypeToken 16 | import kotlinx.android.synthetic.main.activity_main.* 17 | import okhttp3.* 18 | import java.io.IOException 19 | 20 | class MainActivity : AppCompatActivity(), ILoadMore { 21 | 22 | internal var items:MutableList = ArrayList() 23 | internal lateinit var adapter: CoinAdapter 24 | internal lateinit var client: OkHttpClient 25 | internal lateinit var request: Request 26 | 27 | override fun onLoadMore() { 28 | if (items.size <= Utils.MAX_COIN_LOAD) 29 | loadNext10Coin(items.size) 30 | else 31 | Toast.makeText(this@MainActivity, "Data max is"+Utils.MAX_COIN_LOAD, Toast.LENGTH_LONG).show() 32 | } 33 | 34 | private fun loadFist10Coin(){ 35 | client = OkHttpClient() 36 | request = Request.Builder() 37 | .url(String.format("https://api.coinmarketcap.com/v1/ticker/?start=0&limit=10")) 38 | .build() 39 | 40 | client.newCall(request) 41 | .enqueue(object :Callback{ 42 | override fun onFailure(call: Call?, e: IOException?) { 43 | Log.d("ERROR: ", e.toString()) 44 | } 45 | 46 | override fun onResponse(call: Call?, response: Response) { 47 | val body = response.body()!!.string() 48 | val gson = Gson() 49 | items = gson.fromJson(body, object:TypeToken>(){}.type) 50 | runOnUiThread{ 51 | adapter.updateData(items) 52 | } 53 | } 54 | }) 55 | } 56 | 57 | private fun loadNext10Coin(index: Int){ 58 | client = OkHttpClient() 59 | request = Request.Builder() 60 | .url(String.format("https://api.coinmarketcap.com/v1/ticker/?start=%d&limit=10", index)) 61 | .build() 62 | 63 | swife_to_refresh.isRefreshing = true 64 | client.newCall(request) 65 | .enqueue(object :Callback{ 66 | override fun onFailure(call: Call?, e: IOException?) { 67 | Log.d("ERROR: ", e.toString()) 68 | } 69 | 70 | override fun onResponse(call: Call?, response: Response) { 71 | val body = response.body()!!.string() 72 | val gson = Gson() 73 | val newItems = gson.fromJson>(body, object:TypeToken>(){}.type) 74 | runOnUiThread{ 75 | items.addAll(newItems) 76 | adapter.setLoaded() 77 | adapter.updateData(items) 78 | swife_to_refresh.isRefreshing = false 79 | } 80 | } 81 | }) 82 | } 83 | 84 | override fun onCreate(savedInstanceState: Bundle?) { 85 | super.onCreate(savedInstanceState) 86 | setContentView(R.layout.activity_main) 87 | 88 | swife_to_refresh.post { loadFist10Coin() } 89 | 90 | swife_to_refresh.setOnRefreshListener { 91 | items.clear() 92 | loadFist10Coin() 93 | setUpAdapter() 94 | } 95 | 96 | coin_recycler_view.layoutManager = LinearLayoutManager(this) 97 | setUpAdapter() 98 | } 99 | 100 | private fun setUpAdapter(){ 101 | adapter = CoinAdapter(coin_recycler_view, this@MainActivity, items) 102 | coin_recycler_view.adapter = adapter 103 | adapter.setLoadMore(this) 104 | } 105 | } 106 | -------------------------------------------------------------------------------- /app/src/main/java/cloud/techstar/cryptokotlin/adapters/CoinAdapter.kt: -------------------------------------------------------------------------------- 1 | package cloud.techstar.cryptokotlin.adapters 2 | 3 | import android.accounts.AccountAuthenticatorActivity 4 | import android.app.Activity 5 | import android.graphics.Color 6 | import android.support.v7.widget.LinearLayoutManager 7 | import android.support.v7.widget.RecyclerView 8 | import android.view.LayoutInflater 9 | import android.view.View 10 | import android.view.ViewGroup 11 | import android.widget.LinearLayout 12 | import cloud.techstar.cryptokotlin.R 13 | import cloud.techstar.cryptokotlin.`interface`.ILoadMore 14 | import cloud.techstar.cryptokotlin.models.Coins 15 | import cloud.techstar.cryptokotlin.utils.Utils 16 | import com.squareup.picasso.Picasso 17 | import kotlinx.android.synthetic.main.item_coin.view.* 18 | 19 | class CoinViewHolder(itemView: View):RecyclerView.ViewHolder(itemView){ 20 | var coinIcon = itemView.coin_icon 21 | var coinSymbol = itemView.coin_symbol 22 | var coinName = itemView.coin_name 23 | var coinPrice = itemView.price_usd 24 | var coinOneHourChange = itemView.price_hour 25 | var coinTwentyHourChange = itemView.price_24hour 26 | var sevenDayHange = itemView.price_7day 27 | } 28 | 29 | class CoinAdapter(recyclerView: RecyclerView, internal var activity: Activity, var items:List): RecyclerView.Adapter() { 30 | 31 | internal var loadMore:ILoadMore?=null 32 | var isLoading:Boolean?=false 33 | var visibleThreshold=5 34 | var lastVisibleItem:Int=0 35 | var totalItemCount:Int=0 36 | 37 | init { 38 | val linearLayout = recyclerView.layoutManager as LinearLayoutManager 39 | recyclerView.addOnScrollListener(object : RecyclerView.OnScrollListener(){ 40 | override fun onScrolled(recyclerView: RecyclerView?, dx: Int, dy: Int) { 41 | super.onScrolled(recyclerView, dx, dy) 42 | totalItemCount = linearLayout.itemCount 43 | lastVisibleItem = linearLayout.findLastVisibleItemPosition() 44 | if (isLoading == false && totalItemCount <= lastVisibleItem+visibleThreshold){ 45 | loadMore!!.onLoadMore() 46 | isLoading = true 47 | } 48 | } 49 | }) 50 | } 51 | 52 | fun setLoadMore(loadMore: ILoadMore){ 53 | this.loadMore = loadMore 54 | } 55 | 56 | override fun onCreateViewHolder(parent: ViewGroup?, viewType: Int): CoinViewHolder { 57 | val view = LayoutInflater.from(activity).inflate(R.layout.item_coin, parent, false) 58 | return CoinViewHolder(view) 59 | } 60 | 61 | override fun getItemCount(): Int { 62 | return items.size 63 | } 64 | 65 | override fun onBindViewHolder(holder: CoinViewHolder?, position: Int) { 66 | val coinModel = items.get(position) 67 | val item = holder as CoinViewHolder 68 | 69 | item.coinName.text = coinModel.name 70 | item.coinSymbol.text = coinModel.symbol 71 | item.coinPrice.text = coinModel.price_usd 72 | item.coinOneHourChange.text = coinModel.percent_change_1h 73 | item.coinTwentyHourChange.text = coinModel.percent_change_24h 74 | item.sevenDayHange.text = coinModel.percent_change_7d 75 | 76 | Picasso.with(activity.baseContext) 77 | .load(StringBuilder(Utils.imageUrl) 78 | .append(coinModel.symbol!!.toLowerCase()) 79 | .append(".png") 80 | .toString()) 81 | .into(item.coinIcon) 82 | 83 | item.coinOneHourChange.setTextColor(if (coinModel.percent_change_1h!!.contains("-")) 84 | Color.parseColor("#FF0000") 85 | else 86 | Color.parseColor("#32CD32") 87 | ) 88 | item.coinTwentyHourChange.setTextColor(if (coinModel.percent_change_24h!!.contains("-")) 89 | Color.parseColor("#FF0000") 90 | else 91 | Color.parseColor("#32CD32") 92 | ) 93 | item.sevenDayHange.setTextColor(if (coinModel.percent_change_7d!!.contains("-")) 94 | Color.parseColor("#FF0000") 95 | else 96 | Color.parseColor("#32CD32") 97 | ) 98 | } 99 | 100 | fun setLoaded(){ 101 | isLoading = false 102 | } 103 | 104 | fun updateData(coinModels: List){ 105 | this.items = coinModels 106 | notifyDataSetChanged() 107 | } 108 | } 109 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/layout/item_coin.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 15 | 16 | 21 | 26 | 30 | 36 | 42 | 49 | 58 | 59 | 65 | 72 | 81 | 82 | 83 | 89 | 96 | 105 | 106 | 113 | 122 | 123 | 124 | 130 | 137 | 146 | 147 | 148 | 149 | 150 | 151 | --------------------------------------------------------------------------------