Iteration 3 review

app/src/main/java/ru/practicum/android/diploma/data/dto/Converters.kt

@@ -2,14 +2,20 @@ package ru.practicum.android.diploma.data.dto
 
 import ru.practicum.android.diploma.data.dto.components.Area
 import ru.practicum.android.diploma.data.dto.components.Contacts
+import ru.practicum.android.diploma.data.dto.components.CountryDto
 import ru.practicum.android.diploma.data.dto.components.Employer
 import ru.practicum.android.diploma.data.dto.components.Employment
 import ru.practicum.android.diploma.data.dto.components.Experience
 import ru.practicum.android.diploma.data.dto.components.KeySkill
 import ru.practicum.android.diploma.data.dto.components.LogoUrls
 import ru.practicum.android.diploma.data.dto.components.Phone
+import ru.practicum.android.diploma.data.dto.components.RegionDto
 import ru.practicum.android.diploma.data.dto.components.Salary
 import ru.practicum.android.diploma.data.dto.components.Schedule
+import ru.practicum.android.diploma.data.dto.components.IndustriesDto
+import ru.practicum.android.diploma.domain.models.Country
+import ru.practicum.android.diploma.domain.models.Region
+import ru.practicum.android.diploma.domain.models.Industries
 import ru.practicum.android.diploma.domain.models.VacanciesResponse
 import ru.practicum.android.diploma.domain.models.Vacancy
 import ru.practicum.android.diploma.domain.models.VacancyDetails
@@ -75,3 +81,40 @@ fun Contacts.toModel(): ContactsModel {
     val phones = phones?.map { it.toModel() }
     return ContactsModel(email, name, phones)
 }
+
+fun CountryDto.toModel(): Country {
+    return Country(
+        id = this.id,
+        name = this.name
+    )
+}
+
+fun RegionDto.toModel(): Region {
+    return Region(
+        id = this.id,
+        name = this.name,
+        parentId = this.parentId
+    )
+}
+
+fun List<IndustriesDto>.toSectorList(): List<Industries> {
+    return this.map {
+        Industries(
+            id = it.id,
+            name = it.name,
+            isChecked = false
+        )
+    }
+}
+
+fun List<CountryDto>.toCountryList(): List<Country> {
+    return this.map { it.toModel() }
+}
+
+fun List<RegionDto>.toRegionList(): List<Region> {
+    return this.map { it.toModel() }
+}
+
+fun List<CountryDto>.toAllRegions(): List<Region> {
+    return this.flatMap { it.areas.map { regionDto -> regionDto.toModel() } }
+}

app/src/main/java/ru/practicum/android/diploma/data/dto/CountriesRequest.kt

@@ -0,0 +1,3 @@
+package ru.practicum.android.diploma.data.dto
+
+data object CountriesRequest

app/src/main/java/ru/practicum/android/diploma/data/dto/CountriesResponse.kt

@@ -0,0 +1,7 @@
+package ru.practicum.android.diploma.data.dto
+
+import ru.practicum.android.diploma.data.dto.components.CountryDto
+
+data class CountriesResponse(
+    val countries: List<CountryDto>
+) : Response()

app/src/main/java/ru/practicum/android/diploma/data/dto/IndustriesRequest.kt

@@ -0,0 +1,3 @@
+package ru.practicum.android.diploma.data.dto
+
+data object IndustriesRequest

app/src/main/java/ru/practicum/android/diploma/data/dto/IndustriesResponse.kt

@@ -0,0 +1,7 @@
+package ru.practicum.android.diploma.data.dto
+
+import ru.practicum.android.diploma.data.dto.components.IndustriesDto
+
+data class IndustriesResponse(
+    val sectors: List<IndustriesDto>
+) : Response()

app/src/main/java/ru/practicum/android/diploma/data/dto/RegionsRequest.kt

@@ -0,0 +1,5 @@
+package ru.practicum.android.diploma.data.dto
+
+data class RegionsRequest(
+    val id: String
+)

app/src/main/java/ru/practicum/android/diploma/data/dto/RegionsResponse.kt

@@ -0,0 +1,7 @@
+package ru.practicum.android.diploma.data.dto
+
+import ru.practicum.android.diploma.data.dto.components.RegionDto
+
+data class RegionsResponse(
+    val regions: List<RegionDto>
+) : Response()

app/src/main/java/ru/practicum/android/diploma/data/dto/SaveFiltersSharedPrefsDto.kt

@@ -0,0 +1,18 @@
+package ru.practicum.android.diploma.data.dto
+
+import ru.practicum.android.diploma.data.dto.components.CountryDto
+import ru.practicum.android.diploma.data.dto.components.IndustriesDto
+import ru.practicum.android.diploma.data.dto.components.RegionDto
+import java.io.Serializable
+
+data class SaveFiltersSharedPrefsDto(
+    val industries: IndustriesDto?,
+    val country: CountryDto?,
+    val region: RegionDto?,
+    val currency: Int?,
+    val noCurrency: Boolean?
+) : Serializable {
+    companion object {
+        private const val serialVersionUID = 1L
+    }
+}

app/src/main/java/ru/practicum/android/diploma/data/dto/components/CountryDto.kt

@@ -0,0 +1,7 @@
+package ru.practicum.android.diploma.data.dto.components
+
+data class CountryDto(
+    val id: String,
+    val name: String,
+    val areas: List<RegionDto>
+)

app/src/main/java/ru/practicum/android/diploma/data/dto/components/IndustriesDto.kt

@@ -0,0 +1,6 @@
+package ru.practicum.android.diploma.data.dto.components
+
+data class IndustriesDto(
+    val id: String,
+    val name: String
+)

app/src/main/java/ru/practicum/android/diploma/data/dto/components/RegionDto.kt

@@ -0,0 +1,9 @@
+package ru.practicum.android.diploma.data.dto.components
+
+import com.google.gson.annotations.SerializedName
+
+data class RegionDto(
+    val id: String,
+    val name: String,
+    @SerializedName("parent_id") val parentId: Int?
+)

app/src/main/java/ru/practicum/android/diploma/data/dto/components/RegionListDto.kt

@@ -0,0 +1,5 @@
+package ru.practicum.android.diploma.data.dto.components
+
+data class RegionListDto(
+    val areas: List<RegionDto>? = null
+)

app/src/main/java/ru/practicum/android/diploma/data/impl/FilterRepositoryImpl.kt

@@ -0,0 +1,81 @@
+package ru.practicum.android.diploma.data.impl
+
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import ru.practicum.android.diploma.data.dto.CountriesRequest
+import ru.practicum.android.diploma.data.dto.CountriesResponse
+import ru.practicum.android.diploma.data.dto.IndustriesRequest
+import ru.practicum.android.diploma.data.dto.IndustriesResponse
+import ru.practicum.android.diploma.data.dto.RESULT_CODE_BAD_REQUEST
+import ru.practicum.android.diploma.data.dto.RESULT_CODE_NO_INTERNET
+import ru.practicum.android.diploma.data.dto.RegionsRequest
+import ru.practicum.android.diploma.data.dto.RegionsResponse
+import ru.practicum.android.diploma.data.dto.Response
+import ru.practicum.android.diploma.data.dto.toAllRegions
+import ru.practicum.android.diploma.data.dto.toCountryList
+import ru.practicum.android.diploma.data.dto.toRegionList
+import ru.practicum.android.diploma.data.dto.toSectorList
+import ru.practicum.android.diploma.data.network.NetworkClient
+import ru.practicum.android.diploma.domain.api.FilterRepository
+import ru.practicum.android.diploma.domain.models.Country
+import ru.practicum.android.diploma.domain.models.Industries
+import ru.practicum.android.diploma.domain.models.Region
+import ru.practicum.android.diploma.util.ResponseData
+
+class FilterRepositoryImpl(
+    private val networkClient: NetworkClient
+) : FilterRepository {
+
+    override fun getCountries(): Flow<ResponseData<List<Country>>> = flow {
+        when (val response = networkClient.doRequest(CountriesRequest)) {
+            is CountriesResponse -> {
+                val countriesList = response.countries.toCountryList()
+                emit(ResponseData.Data(countriesList))
+            }
+
+            else -> emit(responseToError(response))
+        }
+    }
+
+    override fun getRegions(id: String): Flow<ResponseData<List<Region>>> = flow {
+        when (val response = networkClient.doRequest(RegionsRequest(id))) {
+            is RegionsResponse -> {
+                val regionsList = response.regions.toRegionList()
+                emit(ResponseData.Data(regionsList))
+            }
+
+            else -> emit(responseToError(response))
+        }
+    }
+
+    override fun getAllRegions(): Flow<ResponseData<List<Region>>> = flow {
+        when (val response = networkClient.doRequest(CountriesRequest)) {
+            is CountriesResponse -> {
+                val regionsList = response.countries.toAllRegions()
+                emit(ResponseData.Data(regionsList))
+            }
+
+            else -> emit(responseToError(response))
+        }
+    }
+
+    override fun getIndustries(): Flow<ResponseData<List<Industries>>> = flow {
+        when (val response = networkClient.doRequest(IndustriesRequest)) {
+            is IndustriesResponse -> {
+                val sectorsList = response.sectors.toSectorList()
+                emit(ResponseData.Data(sectorsList))
+            }
+
+            else -> emit(responseToError(response))
+        }
+    }
+
+    private fun <T> responseToError(response: Response): ResponseData<T> =
+        ResponseData.Error(
+            when (response.resultCode) {
+                RESULT_CODE_NO_INTERNET -> ResponseData.ResponseError.NO_INTERNET
+                RESULT_CODE_BAD_REQUEST -> ResponseData.ResponseError.CLIENT_ERROR
+                else -> ResponseData.ResponseError.SERVER_ERROR
+            }
+        )
+}

app/src/main/java/ru/practicum/android/diploma/data/impl/SharedPrefsRepositoryImpl.kt

@@ -0,0 +1,43 @@
+package ru.practicum.android.diploma.data.impl
+
+import android.content.SharedPreferences
+import com.google.gson.Gson
+import ru.practicum.android.diploma.domain.SharedPrefsRepository
+import ru.practicum.android.diploma.domain.models.SaveFiltersSharedPrefs
+
+class SharedPrefsRepositoryImpl(
+    private val sharedPreferences: SharedPreferences,
+    private val gson: Gson
+) : SharedPrefsRepository {
+    override suspend fun readSharedPrefs(): SaveFiltersSharedPrefs? {
+        val json = sharedPreferences.getString(HISTORY, null) ?: return null
+        /*SaveFiltersSharedPrefs(
+            Industries("", "", false),
+            Country("", ""),
+            Region("", "", null),
+            "",
+            false
+        )*/
+        return gson.fromJson(json, SaveFiltersSharedPrefs::class.java)
+    }
+
+    override suspend fun writeSharedPrefs(filters: SaveFiltersSharedPrefs) {
+        /* val oldShared = readSharedPrefs()
+         val newShared = oldShared.copy(
+             industries = filters.industries ?: oldShared.industries,
+             country = filters.country ?: oldShared.country,
+             region = filters.region ?: oldShared.region,
+             currency = filters.currency ?: oldShared.currency,
+             noCurrency = filters.noCurrency
+         )*/
+        sharedPreferences.edit().putString(HISTORY, gson.toJson(filters)).apply()
+    }
+
+    override suspend fun clearSharedPrefs() {
+        sharedPreferences.edit().remove(HISTORY).apply()
+    }
+
+    companion object {
+        private const val HISTORY = "history"
+    }
+}

app/src/main/java/ru/practicum/android/diploma/data/network/HHApiService.kt

@@ -1,15 +1,28 @@
 package ru.practicum.android.diploma.data.network
 
+import retrofit2.Response
 import retrofit2.http.GET
 import retrofit2.http.Path
 import retrofit2.http.QueryMap
 import ru.practicum.android.diploma.data.dto.SearchResponse
 import ru.practicum.android.diploma.data.dto.VacancyResponse
+import ru.practicum.android.diploma.data.dto.components.CountryDto
+import ru.practicum.android.diploma.data.dto.components.IndustriesDto
+import ru.practicum.android.diploma.data.dto.components.RegionListDto
 
 interface HHApiService {
     @GET("vacancies/{vacancy_id}")
     suspend fun getVacancy(@Path("vacancy_id") id: String): VacancyResponse
 
     @GET("vacancies")
     suspend fun searchVacancies(@QueryMap options: Map<String, String>): SearchResponse
+
+    @GET("areas")
+    suspend fun getCountries(): Response<List<CountryDto>>
+
+    @GET("areas/{area_id}")
+    suspend fun getRegions(@Path("area_id") areaId: String): Response<RegionListDto>
+
+    @GET("industries")
+    suspend fun getIndustries(): Response<List<IndustriesDto>>
 }