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completed showing weather data of hardcoded city
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‎.idea/gradle.xml

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‎.idea/inspectionProfiles/Project_Default.xml

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‎app/build.gradle

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Original file line numberDiff line numberDiff line change
@@ -48,13 +48,14 @@ android {
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dependencies {
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implementation project(':backend:weather-api')
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implementation project(':backend:weather-repository')
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implementation libs.androidx.core.ktx
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implementation libs.androidx.appcompat
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implementation libs.material
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implementation libs.androidx.activity
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implementation libs.androidx.constraintlayout
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implementation libs.androidx.lifecycle.viewmode.ktx
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testImplementation libs.junit
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androidTestImplementation libs.androidx.junit
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androidTestImplementation libs.androidx.espresso.core

‎app/src/main/java/rahulstech/android/weatherapp/activity/HomeActivity.kt

Lines changed: 102 additions & 35 deletions
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@@ -2,65 +2,132 @@ package rahulstech.android.weatherapp.activity
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import android.os.Bundle
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import android.util.Log
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import android.widget.ImageView
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import android.widget.TextView
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import android.widget.Toast
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import androidx.appcompat.app.AppCompatActivity
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import com.weather.api.WeatherClient
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import com.weather.api.model.CurrentWeatherReport
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import rahulstech.android.weatherapp.BuildConfig
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import androidx.lifecycle.ViewModelProvider
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import rahulstech.android.weatherapp.R
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import retrofit2.Call
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import retrofit2.Callback
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import retrofit2.Response
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import rahulstech.android.weatherapp.viewmodel.HomeViewModel
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import rahulstech.weather.repository.WeatherCondition
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import rahulstech.weather.repository.WeatherForecast
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import java.time.LocalDateTime
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import java.time.LocalTime
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import java.time.format.DateTimeFormatter
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import java.util.Locale
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class HomeActivity : AppCompatActivity() {
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private val TAG = HomeActivity::class.java.simpleName
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private var labelCity: TextView? = null
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private val WEATHER_DATETIME_FORMATTER = DateTimeFormatter.ofPattern("EEE, dd MMMM hh:mm a")
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private var labelTemperature: TextView? = null
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private val WEATHER_TIME_FORMATTER = DateTimeFormatter.ofPattern("hh:mm a")
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private lateinit var viewModel: HomeViewModel
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private lateinit var labelCity: TextView
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private lateinit var labelTemperature: TextView
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private lateinit var labelTempUnit: TextView
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private lateinit var iconWeatherCondition: ImageView
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private lateinit var uvIndex: TextView
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private lateinit var precipitation: TextView
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private lateinit var humidity: TextView
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private lateinit var sunrise: TextView
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private lateinit var sunset: TextView
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private lateinit var weatherCondition: TextView
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private lateinit var otherTemp: TextView
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private lateinit var dateTime: TextView
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_home)
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labelCity = findViewById(R.id.label_city)
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labelTemperature = findViewById(R.id.label_temperature)
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labelTempUnit = findViewById(R.id.label_temp_unit)
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iconWeatherCondition = findViewById(R.id.icon_weather_condition)
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uvIndex = findViewById(R.id.uv_index)
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precipitation = findViewById(R.id.precipitation)
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humidity = findViewById(R.id.humidity)
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sunrise = findViewById(R.id.sunrise)
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sunset = findViewById(R.id.sunset)
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weatherCondition = findViewById(R.id.weather_condition)
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otherTemp = findViewById(R.id.other_temp)
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dateTime = findViewById(R.id.dateTime)
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viewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
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// Delhi: 1112321
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// Kandi: 1118644
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32-
WeatherClient(BuildConfig.WEATHER_API_KEY)
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.getWeatherService()?.getCurrentWeatherAsync("London")
34-
?.enqueue(object : Callback<CurrentWeatherReport>{
35-
override fun onResponse(
36-
call: Call<CurrentWeatherReport>,
37-
res: Response<CurrentWeatherReport>
38-
) {
39-
if (res.isSuccessful) {
40-
onCurrentWeatherReportFetched(res.body())
41-
}
42-
else {
43-
onRequestFail(res.code(), res.errorBody()?.string())
44-
}
45-
}
46-
47-
override fun onFailure(call: Call<CurrentWeatherReport>, err: Throwable) {
48-
Log.e(TAG, "current weather fetch error ", err)
49-
Toast.makeText(this@HomeActivity, "can not fetch current weather", Toast.LENGTH_SHORT).show()
50-
}
51-
})
74+
viewModel.weatherToday.observe(this) { onCurrentWeatherReportFetched(it) }
75+
viewModel.setLocationId("1112321")
5276
}
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54-
private fun onCurrentWeatherReportFetched(report: CurrentWeatherReport?) {
55-
val city = report?.location?.name
56-
val tempC = report?.current?.temp_c
78+
private fun onCurrentWeatherReportFetched(report: WeatherForecast?) {
79+
80+
if (null == report) {
81+
return
82+
}
83+
84+
val now = LocalTime.now()
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58-
Log.i(TAG,"city=$city tempC=$tempC")
86+
val city = report.city
87+
val day = report.day
88+
val hours = report.hours
89+
val current = hours.find { it.datetime.hour == now.hour }
5990

60-
labelCity?.text = city
61-
labelTemperature?.text = tempC.toString()
91+
labelCity.text = "${city.name}, ${city.region}"
92+
dateTime.text = LocalDateTime.now().format(WEATHER_DATETIME_FORMATTER)
93+
sunrise.text = day.sunrise.format(WEATHER_TIME_FORMATTER)
94+
sunset.text = day.sunset.format(WEATHER_TIME_FORMATTER)
95+
otherTemp.text = resources.getString(R.string.text_other_temp_c, day.maxTemp, day.minTemp, current?.feelsLike)
96+
97+
current?.let {
98+
labelTemperature.text = String.format(Locale.ENGLISH, "%.2f", it.temp)
99+
labelTempUnit.text = "°C"
100+
uvIndex.text = getUvLabel(it.uv)
101+
precipitation.text = String.format(Locale.ENGLISH, "%.2f%%", it.precipitation * 100)
102+
humidity.text = String.format(Locale.ENGLISH, "%.2f%%", it.humidity)
103+
104+
updateWeatherCondition(current.condition, current.isDay)
105+
}
62106
}
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108+
private fun updateWeatherCondition(wc: WeatherCondition, isDay: Boolean) {
109+
weatherCondition.text = wc.name
110+
iconWeatherCondition.setImageResource(when (wc) {
111+
WeatherCondition.Fine -> if (isDay) R.drawable.sun else R.drawable.moon
112+
WeatherCondition.Fog -> R.drawable.fog
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WeatherCondition.Mist -> R.drawable.mist
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WeatherCondition.Cloudy -> R.drawable.cloud
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WeatherCondition.Rainy -> R.drawable.rain
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WeatherCondition.Thunder -> R.drawable.thunder
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WeatherCondition.Snow -> R.drawable.snowfall
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WeatherCondition.Sleet -> R.drawable.sleet
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WeatherCondition.Blizzard -> R.drawable.blizzard
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})
121+
}
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123+
private fun getUvLabel(uv: Float): String = resources.getString( when {
124+
uv <= 2 -> R.string.text_uv_low
125+
uv <= 5 -> R.string.text_uv_moderate
126+
uv <= 7 -> R.string.text_uv_high
127+
uv <= 10 -> R.string.text_uv_very_high
128+
else -> R.string.text_uv_extream
129+
})
130+
64131
private fun onRequestFail(resCode: Int, body: String?) {
65132
Log.e(TAG, "request failed with res-code=$resCode err-body: $body")
66133
}

‎app/src/main/java/rahulstech/android/weatherapp/viewmodel/HomeViewModel.kt

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,25 @@
1+
package rahulstech.android.weatherapp.viewmodel
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3+
import android.app.Application
4+
import androidx.lifecycle.AndroidViewModel
5+
import androidx.lifecycle.LiveData
6+
import androidx.lifecycle.MutableLiveData
7+
import androidx.lifecycle.switchMap
8+
import rahulstech.android.weatherapp.BuildConfig
9+
import rahulstech.weather.repository.WeatherForecast
10+
import rahulstech.weather.repository.WeatherRepository
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12+
class HomeViewModel(application: Application) : AndroidViewModel(application) {
13+
14+
private val repository by lazy { WeatherRepository(BuildConfig.WEATHER_API_KEY) }
15+
16+
private val locationIdLiveData = MutableLiveData<String>()
17+
18+
val weatherToday: LiveData<WeatherForecast?> = locationIdLiveData.switchMap {
19+
repository.getWeatherToday(it)
20+
}
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22+
fun setLocationId(locationId: String) {
23+
locationIdLiveData.value = locationId
24+
}
25+
}

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