Implement Save draft MVP functionality

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   1. Added a new class (PdfGenerator) for generating PDF documents from HTML content using Android's WebView and PrintManager
   2. Introduced a new class (HtmlPopulator) to populate HTML templates with data from a Questionnaire Response
   3. Implemented functionality to launch PDF generation using a configuration setup
+- Added Save draft MVP functionality  
 
 ## [1.1.0] - 2024-02-15
 

android/engine/src/main/java/org/smartregister/fhircore/engine/ui/base/AlertDialogue.kt

@@ -55,6 +55,8 @@ object AlertDialogue {
     @StringRes confirmButtonText: Int = R.string.questionnaire_alert_confirm_button_title,
     neutralButtonListener: ((d: DialogInterface) -> Unit)? = null,
     @StringRes neutralButtonText: Int = R.string.questionnaire_alert_neutral_button_title,
+    negativeButtonListener: ((d: DialogInterface) -> Unit)? = null,
+    @StringRes negativeButtonText: Int = R.string.questionnaire_alert_negative_button_title,
     cancellable: Boolean = false,
     options: Array<AlertDialogListItem>? = null,
   ): AlertDialog {
@@ -71,6 +73,9 @@ object AlertDialogue {
           confirmButtonListener?.let {
             setPositiveButton(confirmButtonText) { d, _ -> confirmButtonListener.invoke(d) }
           }
+          negativeButtonListener?.let {
+            setNegativeButton(negativeButtonText) { d, _ -> negativeButtonListener.invoke(d) }
+          }
           options?.run { setSingleChoiceItems(options.map { it.value }.toTypedArray(), -1, null) }
         }
         .show()
@@ -172,6 +177,8 @@ object AlertDialogue {
     @StringRes confirmButtonText: Int,
     neutralButtonListener: ((d: DialogInterface) -> Unit),
     @StringRes neutralButtonText: Int,
+    negativeButtonListener: ((d: DialogInterface) -> Unit),
+    @StringRes negativeButtonText: Int,
     cancellable: Boolean = true,
     options: List<AlertDialogListItem>? = null,
   ): AlertDialog {
@@ -184,6 +191,8 @@ object AlertDialogue {
       confirmButtonText = confirmButtonText,
       neutralButtonListener = neutralButtonListener,
       neutralButtonText = neutralButtonText,
+      negativeButtonListener = negativeButtonListener,
+      negativeButtonText = negativeButtonText,
       cancellable = cancellable,
       options = options?.toTypedArray(),
     )

android/engine/src/main/java/org/smartregister/fhircore/engine/util/extension/QuestionnaireExtension.kt

@@ -26,6 +26,7 @@
 import org.hl7.fhir.r4.model.IdType
 import org.hl7.fhir.r4.model.Questionnaire
 import org.hl7.fhir.r4.model.QuestionnaireResponse
+import org.hl7.fhir.r4.model.QuestionnaireResponse.QuestionnaireResponseStatus
 import org.hl7.fhir.r4.model.StringType
 import org.smartregister.fhircore.engine.configuration.LinkIdType
 import org.smartregister.fhircore.engine.configuration.QuestionnaireConfig
@@ -292,3 +293,19 @@
     }
   }
 }
+
+/**
+ * Determines the [QuestionnaireResponse.Status] depending on the [saveDraft] and [isEditable]
+ * values contained in the [QuestionnaireConfig]
+ *
+ * returns [COMPLETED] when [isEditable] is [true] returns [INPROGRESS] when [saveDraft] is [true]
+ */
+fun QuestionnaireConfig.questionnaireResponseStatus(): String? {
+  return if (this.isEditable()) {
+    QuestionnaireResponseStatus.COMPLETED.toCode()
+  } else if (this.saveDraft) {
+    QuestionnaireResponseStatus.INPROGRESS.toCode()
+  } else {
+    null
+  }
+}

android/engine/src/main/res/values/strings.xml

@@ -65,11 +65,12 @@
     <string name="error_saving_form">Error encountered cannot save form</string>
     <string name="form_progress_message">Processing data. Please wait</string>
     <string name="questionnaire_alert_back_pressed_message">Are you sure you want to go back?</string>
-    <string name="questionnaire_in_progress_alert_back_pressed_message">Are you sure you want to discard the answers?</string>
-    <string name="questionnaire_alert_back_pressed_title">Discard changes</string>
-    <string name="questionnaire_alert_back_pressed_button_title">Discard</string>
-    <string name="questionnaire_alert_back_pressed_save_draft_button_title">Save partial draft</string>
+    <string name="questionnaire_in_progress_alert_back_pressed_message">If you leave without saving, all your changes will not be saved</string>
+    <string name="questionnaire_alert_back_pressed_title">You have unsaved changes</string>
+    <string name="questionnaire_alert_back_pressed_button_title">Discard changes</string>
+    <string name="questionnaire_alert_back_pressed_save_draft_button_title">Save as draft</string>
     <string name="questionnaire_alert_neutral_button_title">Cancel</string>
+    <string name="questionnaire_alert_negative_button_title">Discard Changes</string>
     <string name="questionnaire_alert_confirm_button_title">Yes</string>
     <string name="questionnaire_alert_invalid_message">Given details have validation errors. Resolve errors and submit again</string>
     <string name="questionnaire_alert_invalid_title">Validation Failed</string>
@@ -198,4 +199,6 @@
     <string name="unsynced_data_present">There\'s some un-synced data</string>
     <string name="missing_supervisor_contact">Supervisor contact missing or the provided phone number is invalid</string>
     <string name="apply_filter">APPLY FILTER</string>
+    <string name="questionnaire_save_draft_title">Save draft changes</string>
+    <string name="questionnaire_save_draft_message">Do you want to save draft changes?</string>
 </resources>

android/engine/src/test/java/org/smartregister/fhircore/engine/ui/base/AlertDialogueTest.kt

@@ -151,6 +151,8 @@ class AlertDialogueTest : ActivityRobolectricTest() {
       confirmButtonText = R.string.questionnaire_alert_back_pressed_save_draft_button_title,
       neutralButtonListener = {},
       neutralButtonText = R.string.questionnaire_alert_back_pressed_button_title,
+      negativeButtonListener = {},
+      negativeButtonText = R.string.questionnaire_alert_negative_button_title,
     )
     val dialog = shadowOf(ShadowAlertDialog.getLatestAlertDialog())
 

android/engine/src/test/java/org/smartregister/fhircore/engine/util/extension/QuestionnaireExtensionTest.kt

@@ -471,4 +471,21 @@ class QuestionnaireExtensionTest : RobolectricTest() {
       barCodeItemValue?.primitiveValue(),
     )
   }
+
+  @Test
+  fun testQuestionnaireResponseStatusReturnsCompletedWhenIsEditableIsTrue() {
+    val questionnaireConfig =
+      QuestionnaireConfig(id = "patient-reg-config", type = QuestionnaireType.EDIT.name)
+    Assert.assertEquals("completed", questionnaireConfig.questionnaireResponseStatus())
+  }
+
+  fun testQuestionnaireResponseStatusReturnsInProgressWhenSaveDraftIsTrue() {
+    val questionnaireConfig = QuestionnaireConfig(id = "patient-reg-config", saveDraft = true)
+    Assert.assertEquals("in-progress", questionnaireConfig.questionnaireResponseStatus())
+  }
+
+  fun testQuestionnaireResponseStatusReturnsNullWhenBothSaveDraftAndIsEditableAreFalse() {
+    val questionnaireConfig = QuestionnaireConfig(id = "patient-reg-config", saveDraft = true)
+    Assert.assertEquals("in-progress", questionnaireConfig.questionnaireResponseStatus())
+  }
 }

android/quest/src/main/java/org/smartregister/fhircore/quest/ui/questionnaire/QuestionnaireActivity.kt

@@ -366,16 +366,20 @@
         confirmButtonListener = {
           lifecycleScope.launch {
             retrieveQuestionnaireResponse()?.let { questionnaireResponse ->
-              viewModel.saveDraftQuestionnaire(questionnaireResponse)
+              viewModel.saveDraftQuestionnaire(questionnaireResponse, questionnaireConfig)
+              finish()
             }
           }
         },
         confirmButtonText =
           org.smartregister.fhircore.engine.R.string
             .questionnaire_alert_back_pressed_save_draft_button_title,
-        neutralButtonListener = { finish() },
+        neutralButtonListener = {},
         neutralButtonText =
-          org.smartregister.fhircore.engine.R.string.questionnaire_alert_back_pressed_button_title,
+          org.smartregister.fhircore.engine.R.string.questionnaire_alert_neutral_button_title,
+        negativeButtonListener = { finish() },
+        negativeButtonText =
+          org.smartregister.fhircore.engine.R.string.questionnaire_alert_negative_button_title,
       )
     } else {
       AlertDialogue.showConfirmAlert(

android/quest/src/main/java/org/smartregister/fhircore/quest/ui/questionnaire/QuestionnaireViewModel.kt

@@ -95,6 +95,7 @@
 import org.smartregister.fhircore.engine.util.extension.logErrorMessages
 import org.smartregister.fhircore.engine.util.extension.packRepeatedGroups
 import org.smartregister.fhircore.engine.util.extension.prepopulateWithComputedConfigValues
+import org.smartregister.fhircore.engine.util.extension.questionnaireResponseStatus
 import org.smartregister.fhircore.engine.util.extension.showToast
 import org.smartregister.fhircore.engine.util.extension.updateLastUpdated
 import org.smartregister.fhircore.engine.util.fhirpath.FhirPathDataExtractor
@@ -544,6 +545,7 @@
           resourceType = questionnaireConfig.resourceType ?: subjectType,
           questionnaireId = questionnaire.logicalId,
           encounterId = questionnaireConfig.encounterId,
+          questionnaireResponseStatus = questionnaireConfig.questionnaireResponseStatus(),
         )
         ?.contained
         ?.asSequence()
@@ -672,12 +674,35 @@
    * This function saves [QuestionnaireResponse] as draft if any of the [QuestionnaireResponse.item]
    * has an answer.
    */
-  fun saveDraftQuestionnaire(questionnaireResponse: QuestionnaireResponse) {
+  fun saveDraftQuestionnaire(
+    questionnaireResponse: QuestionnaireResponse,
+    questionnaireConfig: QuestionnaireConfig,
+  ) {
     viewModelScope.launch {
+      val hasPages = questionnaireResponse.item.any { it.hasItem() }
       val questionnaireHasAnswer =
         questionnaireResponse.item.any {
-          it.answer.any { answerComponent -> answerComponent.hasValue() }
+          if (!hasPages) {
+            it.answer.any { answerComponent -> answerComponent.hasValue() }
+          } else {
+            questionnaireResponse.item.any { page ->
+              page.item.any { pageItem ->
+                pageItem.answer.any { answerComponent -> answerComponent.hasValue() }
+              }
+            }
+          }
         }
+      questionnaireResponse.questionnaire =
+        questionnaireConfig.id.asReference(ResourceType.Questionnaire).reference
+      if (
+        !questionnaireConfig.resourceIdentifier.isNullOrBlank() &&
+          questionnaireConfig.resourceType != null
+      ) {
+        questionnaireResponse.subject =
+          questionnaireConfig.resourceIdentifier!!.asReference(
+            questionnaireConfig.resourceType!!,
+          )
+      }
       if (questionnaireHasAnswer) {
         questionnaireResponse.status = QuestionnaireResponse.QuestionnaireResponseStatus.INPROGRESS
         defaultRepository.addOrUpdate(
@@ -1011,6 +1036,7 @@
     resourceType: ResourceType,
     questionnaireId: String,
     encounterId: String?,
+    questionnaireResponseStatus: String? = null,
   ): QuestionnaireResponse? {
     val search =
       Search(ResourceType.QuestionnaireResponse).apply {
@@ -1031,6 +1057,12 @@
             },
           )
         }
+        if (!questionnaireResponseStatus.isNullOrBlank()) {
+          filter(
+            QuestionnaireResponse.STATUS,
+            { value = of(questionnaireResponseStatus) },
+          )
+        }
       }
     val questionnaireResponses: List<QuestionnaireResponse> = defaultRepository.search(search)
     return questionnaireResponses.maxByOrNull { it.meta.lastUpdated }
@@ -1100,13 +1132,16 @@
       if (
         resourceType != null &&
           !resourceIdentifier.isNullOrEmpty() &&
-          (questionnaireConfig.isEditable() || questionnaireConfig.isReadOnly())
+          (questionnaireConfig.isEditable() ||
+            questionnaireConfig.isReadOnly() ||
+            questionnaireConfig.saveDraft)
       ) {
         searchQuestionnaireResponse(
             resourceId = resourceIdentifier,
             resourceType = resourceType,
             questionnaireId = questionnaire.logicalId,
             encounterId = questionnaireConfig.encounterId,
+            questionnaireResponseStatus = questionnaireConfig.questionnaireResponseStatus(),
           )
           ?.let {
             QuestionnaireResponse().apply {