Add more logging (#219)

app/src/main/java/io/github/wulkanowy/ui/modules/about/AboutPresenter.kt

@@ -15,6 +15,11 @@ class AboutPresenter @Inject constructor(
     private val analytics: FirebaseAnalyticsHelper
 ) : BasePresenter<AboutView>(errorHandler) {
 
+    override fun onAttachView(view: AboutView) {
+        super.onAttachView(view)
+        Timber.i("About view is attached")
+    }
+
     fun onExtraSelect(type: Libs.SpecialButton?) {
         view?.run {
             when (type) {

app/src/main/java/io/github/wulkanowy/ui/modules/account/AccountPresenter.kt

@@ -6,6 +6,7 @@ import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Single
+import timber.log.Timber
 import javax.inject.Inject
 
 class AccountPresenter @Inject constructor(
@@ -16,19 +17,23 @@ class AccountPresenter @Inject constructor(
 
     override fun onAttachView(view: AccountView) {
         super.onAttachView(view)
+        Timber.i("Account dialog is attached")
         view.initView()
         loadData()
     }
 
     fun onAddSelected() {
+        Timber.i("Select add account")
         view?.openLoginView()
     }
 
     fun onRemoveSelected() {
+        Timber.i("Select remove account")
         view?.showConfirmDialog()
     }
 
     fun onLogoutConfirm() {
+        Timber.i("Attempt to logout current user ")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMapCompletable { studentRepository.logoutStudent(it) }
             .andThen(studentRepository.getSavedStudents(false))
@@ -41,31 +46,54 @@ class AccountPresenter @Inject constructor(
             .doFinally { view?.dismissView() }
             .subscribe({
                 view?.apply {
-                    if (it.isEmpty()) openClearLoginView()
+                    if (it.isEmpty()) {
-                    else recreateView()
+                        Timber.i("Logout result: Open login view")
+                        openClearLoginView()
+                    } else {
+                        Timber.i("Logout result: Switch to another student")
+                        recreateView()
+                    }
                 }
-            }, { errorHandler.dispatch(it) }))
+            }, {
+                Timber.i("Logout result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 
     fun onItemSelected(item: AbstractFlexibleItem<*>) {
         if (item is AccountItem) {
+            Timber.i("Select student item ${item.student.id}")
             if (item.student.isCurrent) {
                 view?.dismissView()
             } else {
+                Timber.i("Attempt to change a student")
                 disposable.add(studentRepository.switchStudent(item.student)
                     .subscribeOn(schedulers.backgroundThread)
                     .observeOn(schedulers.mainThread)
-                    .subscribe({ view?.recreateView() }, { errorHandler.dispatch(it) }))
+                    .subscribe({
+                        Timber.i("Change a student result: Success")
+                        view?.recreateView()
+                    }, {
+                        Timber.i("Change a student result: An exception occurred")
+                        errorHandler.dispatch(it)
+                    }))
             }
         }
     }
 
     private fun loadData() {
+        Timber.i("Loading account data started")
         disposable.add(studentRepository.getSavedStudents(false)
             .map { it.map { item -> AccountItem(item) } }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.updateData(it) }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Loading account result: Success")
+                view?.updateData(it)
+            }, {
+                Timber.i("Loading account result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 }
 

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/AttendancePresenter.kt

@@ -18,6 +18,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -36,6 +37,7 @@ class AttendancePresenter @Inject constructor(
 
     fun onAttachView(view: AttendanceView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Attendance view is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().previousOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -52,10 +54,12 @@ class AttendancePresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the attendance")
         loadData(currentDate, true)
     }
 
     fun onViewReselected() {
+        Timber.i("Attendance view is reselected")
         view?.also { view ->
             if (view.currentStackSize == 1) {
                 now().previousOrSameSchoolDay.also {
@@ -69,7 +73,10 @@ class AttendancePresenter @Inject constructor(
     }
 
     fun onAttendanceItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is AttendanceItem) view?.showAttendanceDialog(item.attendance)
+        if (item is AttendanceItem) {
+            Timber.i("Select attendance item ${item.attendance.id}")
+            view?.showAttendanceDialog(item.attendance)
+        }
     }
 
     fun onSummarySwitchSelected(): Boolean {
@@ -78,6 +85,7 @@ class AttendancePresenter @Inject constructor(
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading attendance data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -100,6 +108,7 @@ class AttendancePresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading attendance result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -107,6 +116,7 @@ class AttendancePresenter @Inject constructor(
                     }
                     analytics.logEvent("load_attendance", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading attendance result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 }
@@ -115,6 +125,7 @@ class AttendancePresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload attendance view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/summary/AttendanceSummaryPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.calculatePercentage
 import io.github.wulkanowy.utils.getFormattedName
+import timber.log.Timber
 import java.lang.String.format
 import java.util.Locale.FRANCE
 import java.util.concurrent.TimeUnit.MILLISECONDS
@@ -34,25 +35,31 @@ class AttendanceSummaryPresenter @Inject constructor(
 
     fun onAttachView(view: AttendanceSummaryView, subjectId: Int?) {
         super.onAttachView(view)
+        Timber.i("Attendance summary view is attached with subject id ${subjectId ?: -1}")
         view.initView()
         loadData(subjectId ?: -1)
         loadSubjects()
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the attendance summary")
         loadData(currentSubjectId, true)
     }
 
     fun onSubjectSelected(name: String) {
+        Timber.i("Select attendance summary subject $name")
         view?.run {
             showContent(false)
             showProgress(true)
             clearView()
         }
-        loadData(subjects.singleOrNull { it.name == name }?.realId ?: -1)
+        (subjects.singleOrNull { it.name == name }?.realId ?: -1).let {
+            if (it != currentSubjectId) loadData(it)
+        }
     }
 
     private fun loadData(subjectId: Int, forceRefresh: Boolean = false) {
+        Timber.i("Loading attendance summary data started")
         currentSubjectId = subjectId
         disposable.apply {
             clear()
@@ -70,6 +77,7 @@ class AttendanceSummaryPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading attendance summary result: Success")
                     view?.apply {
                         showEmpty(it.first.isEmpty())
                         showContent(it.first.isNotEmpty())
@@ -77,6 +85,7 @@ class AttendanceSummaryPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_attendance_summary", mapOf("items" to it.first.size, "force_refresh" to forceRefresh, "item_id" to subjectId))
                 }) {
+                    Timber.i("Loading attendance summary result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 }
@@ -85,6 +94,7 @@ class AttendanceSummaryPresenter @Inject constructor(
     }
 
     private fun loadSubjects() {
+        Timber.i("Loading attendance summary subjects started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getCurrentSemester(it) }
             .flatMap { subjectRepository.getSubjects(it) }
@@ -93,11 +103,15 @@ class AttendanceSummaryPresenter @Inject constructor(
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
             .subscribe({
+                Timber.i("Loading attendance summary subjects result: Success")
                 view?.run {
                     view?.updateSubjects(it)
                     showSubjects(true)
                 }
-            }, { errorHandler.dispatch(it) })
+            }, {
+                Timber.i("Loading attendance summary subjects result: An exception occurred")
+                errorHandler.dispatch(it)
+            })
         )
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/exam/ExamPresenter.kt

@@ -18,6 +18,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -35,6 +36,7 @@ class ExamPresenter @Inject constructor(
 
     fun onAttachView(view: ExamView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Exam view is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -51,14 +53,19 @@ class ExamPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the exam")
         loadData(currentDate, true)
     }
 
     fun onExamItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is ExamItem) view?.showExamDialog(item.exam)
+        if (item is ExamItem) {
+            Timber.i("Select exam item ${item.exam.id}")
+            view?.showExamDialog(item.exam)
+        }
     }
 
     fun onViewReselected() {
+        Timber.i("Exam view is reselected")
         now().nextOrSameSchoolDay.also {
             if (currentDate != it) {
                 loadData(it)
@@ -68,6 +75,7 @@ class ExamPresenter @Inject constructor(
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading exam data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -87,6 +95,7 @@ class ExamPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading exam result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -94,6 +103,7 @@ class ExamPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_exam", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading exam result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -109,6 +119,7 @@ class ExamPresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload exam view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/java/io/github/wulkanowy/ui/modules/grade/GradePresenter.kt

@@ -8,6 +8,7 @@ import io.github.wulkanowy.ui.base.session.SessionErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -28,6 +29,7 @@ class GradePresenter @Inject constructor(
 
     fun onAttachView(view: GradeView, savedIndex: Int?) {
         super.onAttachView(view)
+        Timber.i("Grade view is attached")
         disposable.add(Completable.timer(150, MILLISECONDS, schedulers.mainThread)
             .subscribe {
                 selectedIndex = savedIndex ?: 0
@@ -37,6 +39,7 @@ class GradePresenter @Inject constructor(
     }
 
     fun onViewReselected() {
+        Timber.i("Grade view is reselected")
         view?.run { notifyChildParentReselected(currentPageIndex) }
     }
 
@@ -47,6 +50,7 @@ class GradePresenter @Inject constructor(
 
     fun onSemesterSelected(index: Int) {
         if (selectedIndex != index - 1) {
+            Timber.i("Change semester in grade view to ${index + 1}")
             selectedIndex = index + 1
             loadedSemesterId.clear()
             view?.let {
@@ -74,6 +78,7 @@ class GradePresenter @Inject constructor(
     }
 
     private fun loadData() {
+        Timber.i("Loading grade data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .doOnSuccess {
@@ -84,7 +89,13 @@ class GradePresenter @Inject constructor(
             }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.run { loadChild(currentPageIndex) } }) {
+            .subscribe({
+                view?.run {
+                    Timber.i("Loading grade result: Attempt load index $currentPageIndex")
+                    loadChild(currentPageIndex)
+                }
+            }) {
+                Timber.i("Loading grade result: An exception occurred")
                 errorHandler.dispatch(it)
                 view?.run {
                     showProgress(false)
@@ -96,6 +107,7 @@ class GradePresenter @Inject constructor(
     private fun loadChild(index: Int, forceRefresh: Boolean = false) {
         semesters.first { it.semesterName == selectedIndex }.semesterId.also {
             if (forceRefresh || loadedSemesterId[index] != it) {
+                Timber.i("Load grade child view index: $index")
                 view?.notifyChildLoadData(index, it, forceRefresh)
             }
         }

app/src/main/java/io/github/wulkanowy/ui/modules/grade/details/GradeDetailsPresenter.kt

@@ -40,6 +40,7 @@ class GradeDetailsPresenter @Inject constructor(
 
     fun onGradeItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is GradeDetailsItem) {
+            Timber.i("Select grade item ${item.grade.id}")
             view?.apply {
                 showGradeDialog(item.grade)
                 if (!item.grade.isRead) {
@@ -58,18 +59,29 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     fun onMarkAsReadSelected(): Boolean {
+        Timber.i("Select mark grades as read")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .flatMap { gradeRepository.getNewGrades(it.first { item -> item.semesterId == currentSemesterId }) }
             .map { it.map { grade -> grade.apply { isRead = true } } }
-            .flatMapCompletable { gradeRepository.updateGrades(it) }
+            .flatMapCompletable {
+                Timber.i("Mark as read ${it.size} grades")
+                gradeRepository.updateGrades(it)
+            }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ loadData(currentSemesterId, false) }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Mark as read result: Success")
+                loadData(currentSemesterId, false)
+            }, {
+                Timber.i("Mark as read result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
         return true
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the grade details")
         view?.notifyParentRefresh()
     }
 
@@ -94,6 +106,7 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     private fun loadData(semesterId: Int, forceRefresh: Boolean) {
+        Timber.i("Loading grade details data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .flatMap { gradeRepository.getGrades(it.first { item -> item.semesterId == semesterId }, forceRefresh) }
@@ -110,6 +123,7 @@ class GradeDetailsPresenter @Inject constructor(
                 }
             }
             .subscribe({
+                Timber.i("Loading grade details result: Success")
                 view?.run {
                     showEmpty(it.isEmpty())
                     showContent(it.isNotEmpty())
@@ -117,6 +131,7 @@ class GradeDetailsPresenter @Inject constructor(
                 }
                 analytics.logEvent("load_grade_details", mapOf("items" to it.size, "force_refresh" to forceRefresh))
             }) {
+                Timber.i("Loading grade details result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
@@ -152,10 +167,14 @@ class GradeDetailsPresenter @Inject constructor(
     }
 
     private fun updateGrade(grade: Grade) {
+        Timber.i("Attempt to update grade ${grade.id}")
         disposable.add(gradeRepository.updateGrade(grade)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({}) { error -> errorHandler.dispatch(error) })
+            .subscribe({ Timber.i("Update grade result: Success") })
-        Timber.d("Grade ${grade.id} updated")
+            { error ->
+                Timber.i("Update grade result: An exception occurred")
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.calcAverage
 import io.github.wulkanowy.utils.changeModifier
+import timber.log.Timber
 import java.lang.String.format
 import java.util.Locale.FRANCE
 import javax.inject.Inject
@@ -33,6 +34,7 @@ class GradeSummaryPresenter @Inject constructor(
     }
 
     fun onParentViewLoadData(semesterId: Int, forceRefresh: Boolean) {
+        Timber.i("Loading grade summary data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getSemesters(it) }
             .map { semester -> semester.first { it.semesterId == semesterId } }
@@ -64,6 +66,7 @@ class GradeSummaryPresenter @Inject constructor(
                     notifyParentDataLoaded(semesterId)
                 }
             }.subscribe({
+                Timber.i("Loading grade summary result: Success")
                 view?.run {
                     showEmpty(it.first.isEmpty())
                     showContent(it.first.isNotEmpty())
@@ -71,12 +74,14 @@ class GradeSummaryPresenter @Inject constructor(
                 }
                 analytics.logEvent("load_grade_summary", mapOf("items" to it.first.size, "force_refresh" to forceRefresh))
             }) {
+                Timber.i("Loading grade summary result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the grade summary")
         view?.notifyParentRefresh()
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/homework/HomeworkPresenter.kt

@@ -15,6 +15,7 @@ import io.github.wulkanowy.utils.nextSchoolDay
 import io.github.wulkanowy.utils.previousSchoolDay
 import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
+import timber.log.Timber
 import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
@@ -32,6 +33,7 @@ class HomeworkPresenter @Inject constructor(
 
     fun onAttachView(view: HomeworkView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Homework view is attached")
         view.initView()
         loadData(LocalDate.ofEpochDay(date ?: LocalDate.now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -48,14 +50,19 @@ class HomeworkPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the homework")
         loadData(currentDate, true)
     }
 
     fun onHomeworkItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is HomeworkItem) view?.showTimetableDialog(item.homework)
+        if (item is HomeworkItem) {
+            Timber.i("Select homework item ${item.homework.id}")
+            view?.showTimetableDialog(item.homework)
+        }
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading homework data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -73,6 +80,7 @@ class HomeworkPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading homework result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
@@ -80,6 +88,7 @@ class HomeworkPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_homework", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading homework result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty()) }
                     errorHandler.dispatch(it)
                 })
@@ -87,6 +96,7 @@ class HomeworkPresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload homework view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginPresenter.kt

@@ -2,6 +2,7 @@ package io.github.wulkanowy.ui.modules.login
 
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
+import timber.log.Timber
 import javax.inject.Inject
 
 class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresenter<LoginView>(errorHandler) {
@@ -12,6 +13,7 @@ class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePrese
             initAdapter()
             hideActionBar()
         }
+        Timber.i("Login view is attached")
     }
 
     fun onPageSelected(index: Int) {
@@ -23,6 +25,7 @@ class LoginPresenter @Inject constructor(errorHandler: ErrorHandler) : BasePrese
     }
 
     fun onBackPressed(default: () -> Unit) {
+        Timber.i("Back pressed in login view")
         view?.run {
             if (currentViewIndex == 1) {
                 switchView(0)

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt

@@ -45,6 +45,7 @@ class LoginFormPresenter @Inject constructor(
                     showProgress(true)
                     showContent(false)
                 }
+                Timber.i("Login started")
             }
             .doFinally {
                 view?.apply {
@@ -58,17 +59,21 @@ class LoginFormPresenter @Inject constructor(
                         showSymbolInput()
                         wasEmpty = true
                         analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to 0, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "null" }))
+                        Timber.i("Login result: Empty student list")
                     } else if (it.isEmpty() && wasEmpty) {
                         showSymbolInput()
                         setErrorSymbolIncorrect()
-                        analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "nil" }))
+                        analytics.logEvent("sign_up_send", mapOf(SUCCESS to false, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol.ifEmpty { "null" }))
+                        Timber.i("Login result: Wrong symbol")
                     } else {
                         analytics.logEvent("sign_up_send", mapOf(SUCCESS to true, "students" to it.size, "endpoint" to endpoint, GROUP_ID to symbol))
+                        Timber.i("Login result: Success")
                         switchOptionsView()
                     }
                 }
             }, {
-                analytics.logEvent(SIGN_UP, mapOf(SUCCESS to false, "endpoint" to endpoint, "message" to it.localizedMessage, GROUP_ID to symbol.ifEmpty { "nil" }))
+                analytics.logEvent(SIGN_UP, mapOf(SUCCESS to false, "endpoint" to endpoint, "message" to it.localizedMessage, GROUP_ID to symbol.ifEmpty { "null" }))
+                Timber.i("Login result: An exception occurred")
                 errorHandler.dispatch(it)
             }))
     }

app/src/main/java/io/github/wulkanowy/ui/modules/login/options/LoginOptionsPresenter.kt

@@ -12,6 +12,7 @@ import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Single
+import timber.log.Timber
 import javax.inject.Inject
 
 class LoginOptionsPresenter @Inject constructor(
@@ -26,7 +27,10 @@ class LoginOptionsPresenter @Inject constructor(
         super.onAttachView(view)
         view.run {
             initView()
-            errorHandler.onStudentDuplicate = { showMessage(it) }
+            errorHandler.onStudentDuplicate = {
+                showMessage(it)
+                Timber.i("The student already registered in the app was selected")
+            }
         }
     }
 
@@ -58,11 +62,14 @@ class LoginOptionsPresenter @Inject constructor(
                     showContent(false)
                     showActionBar(false)
                 }
+                Timber.i("Registration started")
             }
             .subscribe({
                 analytics.logEvent(SIGN_UP, mapOf(SUCCESS to true, "endpoint" to student.endpoint, "message" to "Success", GROUP_ID to student.symbol))
+                Timber.i("Registration result: Success")
                 view?.openMainView()
             }, {
+                Timber.i("Registration result: An exception occurred ")
                 errorHandler.dispatch(it)
                 view?.apply {
                     showProgress(false)

app/src/main/java/io/github/wulkanowy/ui/modules/main/MainActivity.kt

@@ -71,7 +71,7 @@ class MainActivity : BaseActivity(), MainView {
 
     override fun onStart() {
         super.onStart()
-        presenter.onViewStart()
+        presenter.onViewChange()
     }
 
     override fun initView() {
@@ -98,7 +98,7 @@ class MainActivity : BaseActivity(), MainView {
         }
 
         navController.run {
-            setOnViewChangeListener { presenter.onViewStart() }
+            setOnViewChangeListener { presenter.onViewChange() }
             fragmentHideStrategy = HIDE
             rootFragments = listOf(
                 GradeFragment.newInstance(),

app/src/main/java/io/github/wulkanowy/ui/modules/main/MainPresenter.kt

@@ -10,6 +10,7 @@ import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import javax.inject.Inject
 
 class MainPresenter @Inject constructor(
@@ -23,6 +24,7 @@ class MainPresenter @Inject constructor(
 
     fun onAttachView(view: MainView, initMenuIndex: Int) {
         super.onAttachView(view)
+        Timber.i("Main view is attached with $initMenuIndex menu index")
         view.run {
             cancelNotifications()
             startMenuIndex = if (initMenuIndex != -1) initMenuIndex else prefRepository.startMenuIndex
@@ -38,7 +40,7 @@ class MainPresenter @Inject constructor(
         }))
     }
 
-    fun onViewStart() {
+    fun onViewChange() {
         view?.apply {
             currentViewTitle?.let { setViewTitle(it) }
             currentStackSize?.let {
@@ -49,16 +51,19 @@ class MainPresenter @Inject constructor(
     }
 
     fun onAccountManagerSelected(): Boolean {
+        Timber.i("Select account manager")
         view?.showAccountPicker()
         return true
     }
 
     fun onUpNavigate(): Boolean {
+        Timber.i("Up navigate pressed")
         view?.popView()
         return true
     }
 
     fun onBackPressed(default: () -> Unit) {
+        Timber.i("Back pressed in main view")
         view?.run {
             if (isRootView) default()
             else popView()
@@ -67,6 +72,7 @@ class MainPresenter @Inject constructor(
 
     fun onTabSelected(index: Int, wasSelected: Boolean): Boolean {
         return view?.run {
+            Timber.i("Switch main tab index: $index, reselected: $wasSelected")
             if (wasSelected) {
                 notifyMenuViewReselected()
                 false
@@ -78,15 +84,25 @@ class MainPresenter @Inject constructor(
     }
 
     fun onLoginSelected() {
+        Timber.i("Attempt to switch the student after the session expires")
         disposable.add(studentRepository.getCurrentStudent(false)
             .flatMapCompletable { studentRepository.logoutStudent(it) }
             .andThen(studentRepository.getSavedStudents(false))
             .flatMapCompletable {
-                if (it.isNotEmpty()) studentRepository.switchStudent(it[0])
+                if (it.isNotEmpty()) {
+                    Timber.i("Switching current student")
+                    studentRepository.switchStudent(it[0])
+                }
                 else Completable.complete()
             }
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({ view?.openLoginView() }, { errorHandler.dispatch(it) }))
+            .subscribe({
+                Timber.i("Switch student result: Open login view")
+                view?.openLoginView()
+            }, {
+                Timber.i("Switch student result: An exception occurred")
+                errorHandler.dispatch(it)
+            }))
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessagePresenter.kt

@@ -4,6 +4,7 @@ import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.reactivex.Completable
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -14,6 +15,7 @@ class MessagePresenter @Inject constructor(
 
     override fun onAttachView(view: MessageView) {
         super.onAttachView(view)
+        Timber.i("Message view is attached")
         disposable.add(Completable.timer(150, MILLISECONDS, schedulers.mainThread)
             .subscribe {
                 view.initView()
@@ -30,6 +32,7 @@ class MessagePresenter @Inject constructor(
     }
 
     private fun loadChild(index: Int, forceRefresh: Boolean = false) {
+        Timber.i("Load message child view index: $index")
         view?.notifyChildLoadData(index, forceRefresh)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/message/preview/MessagePreviewPresenter.kt

@@ -8,6 +8,7 @@ import io.github.wulkanowy.ui.base.session.SessionErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.SchedulersProvider
 import io.github.wulkanowy.utils.toFormattedString
+import timber.log.Timber
 import javax.inject.Inject
 
 class MessagePreviewPresenter @Inject constructor(
@@ -26,6 +27,7 @@ class MessagePreviewPresenter @Inject constructor(
     }
 
     private fun loadData(id: Int) {
+        Timber.i("Loading message $id preview started")
         messageId = id
         disposable.apply {
             clear()
@@ -35,6 +37,7 @@ class MessagePreviewPresenter @Inject constructor(
                 .observeOn(schedulers.mainThread)
                 .doFinally { view?.showProgress(false) }
                 .subscribe({ message ->
+                    Timber.i("Loading message $id preview result: Success ")
                     view?.run {
                         message.let {
                             setSubject(if (it.subject.isNotBlank()) it.subject else noSubjectString)
@@ -45,8 +48,9 @@ class MessagePreviewPresenter @Inject constructor(
                             else setSender(it.sender)
                         }
                     }
-                    analytics.logEvent("load_attendance", mapOf(START_DATE to message.date?.toFormattedString("yyyy.MM.dd"), "lenght" to message.content?.length))
+                    analytics.logEvent("load_message_preview", mapOf(START_DATE to message.date?.toFormattedString("yyyy.MM.dd"), "lenght" to message.content?.length))
                 }) {
+                    Timber.i("Loading message $id preview result: An excception occurred ")
                     view?.showMessageError()
                     errorHandler.dispatch(it)
                 })

app/src/main/java/io/github/wulkanowy/ui/modules/message/tab/MessageTabPresenter.kt

@@ -29,10 +29,12 @@ class MessageTabPresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the $folder message")
         onParentViewLoadData(true)
     }
 
     fun onParentViewLoadData(forceRefresh: Boolean) {
+        Timber.i("Loading $folder message data started")
         disposable.apply {
             clear()
             add(studentRepository.getCurrentStudent()
@@ -48,6 +50,7 @@ class MessageTabPresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading $folder message result: Success")
                     view?.run {
                         showEmpty(it.isEmpty())
                         showContent(it.isNotEmpty())
@@ -55,6 +58,7 @@ class MessageTabPresenter @Inject constructor(
                     }
                     analytics.logEvent("load_messages", mapOf("items" to it.size, "folder" to folder.name))
                 }) {
+                    Timber.i("Loading $folder message result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -63,6 +67,7 @@ class MessageTabPresenter @Inject constructor(
 
     fun onMessageItemSelected(item: AbstractFlexibleItem<*>) {
         if (item is MessageItem) {
+            Timber.i("Select message ${item.message.realId} item")
             view?.run {
                 openMessage(item.message.realId)
                 if (item.message.unread == true) {
@@ -75,12 +80,14 @@ class MessageTabPresenter @Inject constructor(
     }
 
     private fun updateMessage(message: Message) {
+        Timber.i("Attempt to update message ${message.realId}")
         disposable.add(messagesRepository.updateMessage(message)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({
+            .subscribe({ Timber.d("Update message ${message.realId} result: Success") })
-                Timber.d("Message ${message.realId} updated")
+            { error ->
-            }) { error -> errorHandler.dispatch(error) }
+                Timber.i("Update message ${message.realId} result: An exception occurred")
-        )
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/more/MorePresenter.kt

@@ -3,18 +3,21 @@ package io.github.wulkanowy.ui.modules.more
 import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
+import timber.log.Timber
 import javax.inject.Inject
 
 class MorePresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresenter<MoreView>(errorHandler) {
 
     override fun onAttachView(view: MoreView) {
         super.onAttachView(view)
+        Timber.i("More view is attached")
         view.initView()
         loadData()
     }
 
     fun onItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is MoreItem) {
+            Timber.i("Select more item \"${item.title}\"")
             view?.run {
                 when (item.title) {
                     messagesRes?.first -> openMessagesView()
@@ -28,10 +31,12 @@ class MorePresenter @Inject constructor(errorHandler: ErrorHandler) : BasePresen
     }
 
     fun onViewReselected() {
+        Timber.i("More view is reselected")
         view?.popView()
     }
 
     private fun loadData() {
+        Timber.i("Load items for more view")
         view?.run {
             updateData(listOfNotNull(
                 messagesRes?.let { MoreItem(it.first, it.second) },

app/src/main/java/io/github/wulkanowy/ui/modules/note/NotePresenter.kt

@@ -23,15 +23,18 @@ class NotePresenter @Inject constructor(
 
     override fun onAttachView(view: NoteView) {
         super.onAttachView(view)
+        Timber.i("Note view is attached")
         view.initView()
         loadData()
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the note")
         loadData(true)
     }
 
     private fun loadData(forceRefresh: Boolean = false) {
+        Timber.i("Loading note data started")
         disposable.add(studentRepository.getCurrentStudent()
             .flatMap { semesterRepository.getCurrentSemester(it) }
             .flatMap { noteRepository.getNotes(it, forceRefresh) }
@@ -45,6 +48,7 @@ class NotePresenter @Inject constructor(
                     showProgress(false)
                 }
             }.subscribe({
+                Timber.i("Loading note result: Success")
                 view?.apply {
                     updateData(it)
                     showEmpty(it.isEmpty())
@@ -52,6 +56,7 @@ class NotePresenter @Inject constructor(
                 }
                 analytics.logEvent("load_note", mapOf("items" to it.size, "force_refresh" to forceRefresh))
             }, {
+                Timber.i("Loading note result: An exception occurred")
                 view?.run { showEmpty(isViewEmpty) }
                 errorHandler.dispatch(it)
             })
@@ -60,6 +65,7 @@ class NotePresenter @Inject constructor(
 
     fun onNoteItemSelected(item: AbstractFlexibleItem<*>?) {
         if (item is NoteItem) {
+            Timber.i("Select note item ${item.note.id}")
             view?.run {
                 showNoteDialog(item.note)
                 if (!item.note.isRead) {
@@ -72,12 +78,14 @@ class NotePresenter @Inject constructor(
     }
 
     private fun updateNote(note: Note) {
+        Timber.i("Attempt to update note ${note.id}")
         disposable.add(noteRepository.updateNote(note)
             .subscribeOn(schedulers.backgroundThread)
             .observeOn(schedulers.mainThread)
-            .subscribe({
+            .subscribe({ Timber.i("Update note result: Success") })
-                Timber.d("Note ${note.id} updated")
+            { error ->
-            }) { error -> errorHandler.dispatch(error) }
+                Timber.i("Update note result: An exception occurred")
-        )
+                errorHandler.dispatch(error)
+            })
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/settings/SettingsPresenter.kt

@@ -1,7 +1,6 @@
 package io.github.wulkanowy.ui.modules.settings
 
 import com.readystatesoftware.chuck.api.ChuckCollector
-import io.github.wulkanowy.data.RepositoryModule_ProvideChuckCollectorFactory
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.services.job.ServiceHelper
 import io.github.wulkanowy.ui.base.BasePresenter
@@ -9,6 +8,7 @@ import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.FirebaseAnalyticsHelper
 import io.github.wulkanowy.utils.isHolidays
 import org.threeten.bp.LocalDate.now
+import timber.log.Timber
 import javax.inject.Inject
 
 class SettingsPresenter @Inject constructor(
@@ -21,6 +21,7 @@ class SettingsPresenter @Inject constructor(
 
     override fun onAttachView(view: SettingsView) {
         super.onAttachView(view)
+        Timber.i("Settings view is attached")
 
         view.run {
             setServicesSuspended(preferencesRepository.serviceEnablesKey, now().isHolidays)
@@ -28,6 +29,7 @@ class SettingsPresenter @Inject constructor(
     }
 
     fun onSharedPreferenceChanged(key: String) {
+        Timber.i("Change settings $key")
         when (key) {
             preferencesRepository.serviceEnablesKey -> {
                 if (preferencesRepository.isServiceEnabled) serviceHelper.startFullSyncService()
@@ -44,7 +46,6 @@ class SettingsPresenter @Inject constructor(
                 chuckCollector.showNotification(preferencesRepository.isShowChuckerNotification)
             }
         }
-
         analytics.logEvent("setting_changed", mapOf("name" to key))
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetablePresenter.kt

@@ -17,6 +17,7 @@ import io.github.wulkanowy.utils.toFormattedString
 import org.threeten.bp.LocalDate
 import org.threeten.bp.LocalDate.now
 import org.threeten.bp.LocalDate.ofEpochDay
+import timber.log.Timber
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import javax.inject.Inject
 
@@ -34,6 +35,7 @@ class TimetablePresenter @Inject constructor(
 
     fun onAttachView(view: TimetableView, date: Long?) {
         super.onAttachView(view)
+        Timber.i("Timetable is attached")
         view.initView()
         loadData(ofEpochDay(date ?: now().nextOrSameSchoolDay.toEpochDay()))
         reloadView()
@@ -50,10 +52,12 @@ class TimetablePresenter @Inject constructor(
     }
 
     fun onSwipeRefresh() {
+        Timber.i("Force refreshing the timetable")
         loadData(currentDate, true)
     }
 
     fun onViewReselected() {
+        Timber.i("Exam view is reselected")
         now().nextOrSameSchoolDay.also {
             if (currentDate != it) {
                 loadData(it)
@@ -63,10 +67,14 @@ class TimetablePresenter @Inject constructor(
     }
 
     fun onTimetableItemSelected(item: AbstractFlexibleItem<*>?) {
-        if (item is TimetableItem) view?.showTimetableDialog(item.lesson)
+        if (item is TimetableItem) {
+            Timber.i("Select exam item ${item.lesson.id}")
+            view?.showTimetableDialog(item.lesson)
+        }
     }
 
     private fun loadData(date: LocalDate, forceRefresh: Boolean = false) {
+        Timber.i("Loading timetable data started")
         currentDate = date
         disposable.apply {
             clear()
@@ -85,13 +93,15 @@ class TimetablePresenter @Inject constructor(
                     }
                 }
                 .subscribe({
+                    Timber.i("Loading timetable result: Success")
                     view?.apply {
                         updateData(it)
                         showEmpty(it.isEmpty())
                         showContent(it.isNotEmpty())
                     }
-                    analytics.logEvent("load_attendance", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
+                    analytics.logEvent("load_timetable", mapOf("items" to it.size, "force_refresh" to forceRefresh, START_DATE to currentDate.toFormattedString("yyyy-MM-dd")))
                 }) {
+                    Timber.i("Loading timetable result: An exception occurred")
                     view?.run { showEmpty(isViewEmpty) }
                     errorHandler.dispatch(it)
                 })
@@ -99,6 +109,7 @@ class TimetablePresenter @Inject constructor(
     }
 
     private fun reloadView() {
+        Timber.i("Reload timetable view with the date ${currentDate.toFormattedString()}")
         view?.apply {
             showProgress(true)
             showContent(false)