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Implement the Moshi Parser

The student materials have been reviewed and are updated as of July 2022.

After using the Gson parser manually, learn how to use the Moshi parser to automatically parse the request and response bodies.


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Once again, as you’re going through Retrofit API calls, you saw how the part for parsing data keeps repeating, as well as some other pieces of code.

implementation "com.squareup.retrofit2:converter-moshi:2.7.1"
fun registerUser(@Body request: UserDataRequest): Call<RegisterResponse>

fun loginUser(@Body request: UserDataRequest): Call<LoginResponse>

fun getNotes(@Header("Authorization") token: String): Call<GetTasksResponse>

fun completeTask(
  @Header("Authorization") token: String,
  @Query("id") noteId: String): Call<CompleteNoteResponse>
fun addTask(
  @Header("Authorization") token: String,
  @Body request: AddTaskRequest): Call<Task>
class AddTaskRequest(
    @field:Json(name = "title") val title: String,
    @field:Json(name = "content") val content: String,
    @field:Json(name = "taskPriority") val taskPriority: Int)
data class UserDataRequest(
    @field:Json(name = "email") val email: String,
    @field:Json(name = "password") val password: String,
    @field:Json(name = "name") val name: String? = null
class CompleteNoteResponse(@field:Json(name = "message") val message: String?)
data class GetTasksResponse(@field:Json(name = "notes") val notes: List<Task> = listOf())
data class LoginResponse(@field:Json(name = "token") val token: String? = "")
data class RegisterResponse(@field:Json(name = "message")val message: String? = "")
class Task(
    @field:Json(name = "id") val id: String,
    @field:Json(name = "title") val title: String,
    @field:Json(name = "content") val content: String,
    @field:Json(name = "isCompleted") val isCompleted: Boolean,
    @field:Json(name = "taskPriority") val taskPriority: Int