From 1f7c2f8612d26febdf0042d1167b82147e887b33 Mon Sep 17 00:00:00 2001
From: Sarah Sporck <sarah.sporck@tuerantuer.org>
Date: Thu, 16 Mar 2023 17:34:27 +0100
Subject: [PATCH] 836: send verification emails

---
 .../components/ApplyController.tsx            |  2 +-
 .../{apply.graphql => addApplication.graphql} |  4 +-
 backend/package-lock.json                     |  6 +++
 .../EakApplicationMutationService.kt          | 54 ++++++++++++++++---
 specs/backend-api.graphql                     |  2 +-
 5 files changed, 56 insertions(+), 12 deletions(-)
 rename administration/src/graphql/applications/{apply.graphql => addApplication.graphql} (66%)
 create mode 100644 backend/package-lock.json

diff --git a/administration/src/application/components/ApplyController.tsx b/administration/src/application/components/ApplyController.tsx
index b59e7f433..8bbb9d46d 100644
--- a/administration/src/application/components/ApplyController.tsx
+++ b/administration/src/application/components/ApplyController.tsx
@@ -92,7 +92,7 @@ const ApplyController = (): React.ReactElement | null => {
     const [regionId, application] = validationResult.value
 
     addBlueEakApplication({
-      variables: { regionId, application },
+      variables: { regionId, application, project: projectId },
     })
   }
 
diff --git a/administration/src/graphql/applications/apply.graphql b/administration/src/graphql/applications/addApplication.graphql
similarity index 66%
rename from administration/src/graphql/applications/apply.graphql
rename to administration/src/graphql/applications/addApplication.graphql
index ed6df963c..7c215be98 100644
--- a/administration/src/graphql/applications/apply.graphql
+++ b/administration/src/graphql/applications/addApplication.graphql
@@ -1,3 +1,3 @@
-mutation addEakApplication($regionId: Int!, $application: ApplicationInput!) {
-  result: addEakApplication(regionId: $regionId, application: $application)
+mutation addEakApplication($regionId: Int!, $application: ApplicationInput!, $project: String!) {
+  result: addEakApplication(regionId: $regionId, application: $application, project: $project)
 }
diff --git a/backend/package-lock.json b/backend/package-lock.json
new file mode 100644
index 000000000..dfb18f115
--- /dev/null
+++ b/backend/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "backend",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}
diff --git a/backend/src/main/kotlin/app/ehrenamtskarte/backend/application/webservice/EakApplicationMutationService.kt b/backend/src/main/kotlin/app/ehrenamtskarte/backend/application/webservice/EakApplicationMutationService.kt
index 27f88dde9..ce9cb39de 100644
--- a/backend/src/main/kotlin/app/ehrenamtskarte/backend/application/webservice/EakApplicationMutationService.kt
+++ b/backend/src/main/kotlin/app/ehrenamtskarte/backend/application/webservice/EakApplicationMutationService.kt
@@ -1,15 +1,19 @@
 package app.ehrenamtskarte.backend.application.webservice
 
 import app.ehrenamtskarte.backend.application.database.ApplicationEntity
+import app.ehrenamtskarte.backend.application.database.ApplicationVerificationEntity
 import app.ehrenamtskarte.backend.application.database.repos.ApplicationRepository
 import app.ehrenamtskarte.backend.application.webservice.schema.create.Application
 import app.ehrenamtskarte.backend.auth.database.AdministratorEntity
 import app.ehrenamtskarte.backend.auth.service.Authorizer.mayDeleteApplicationsInRegion
 import app.ehrenamtskarte.backend.common.webservice.GraphQLContext
 import app.ehrenamtskarte.backend.common.webservice.UnauthorizedException
+import app.ehrenamtskarte.backend.mail.Mailer
 import com.expediagroup.graphql.generator.annotations.GraphQLDescription
 import graphql.schema.DataFetchingEnvironment
 import org.jetbrains.exposed.sql.transactions.transaction
+import java.net.URLEncoder
+import java.nio.charset.StandardCharsets
 
 @Suppress("unused")
 class EakApplicationMutationService {
@@ -18,9 +22,13 @@ class EakApplicationMutationService {
     fun addEakApplication(
         regionId: Int,
         application: Application,
+        project: String,
         dfe: DataFetchingEnvironment,
     ): Boolean {
         val context = dfe.getContext<GraphQLContext>()
+        val backendConfig = context.backendConfiguration
+        val projectConfig = backendConfig.projects.first { it.id == project }
+
         // Validate that all files are png, jpeg or pdf files and at most 5MB.
         val allowedContentTypes = setOf("application/pdf", "image/png", "image/jpeg")
         val maxFileSizeBytes = 5 * 1000 * 1000
@@ -28,19 +36,49 @@ class EakApplicationMutationService {
             throw IllegalArgumentException("An uploaded file does not adhere to the file upload requirements.")
         }
 
-        val (applicationEntity, verificationEntities) = ApplicationRepository.persistApplication(
-            application.toJsonField(),
-            application.extractApplicationVerifications(),
-            regionId,
-            context.applicationData,
-            context.files,
-        )
+        transaction {
+            val (applicationEntity, verificationEntities) = ApplicationRepository.persistApplication(
+                application.toJsonField(),
+                application.extractApplicationVerifications(),
+                regionId,
+                context.applicationData,
+                context.files,
+            )
 
-        // TODO: Send mails
+            for (applicationVerification in verificationEntities) {
+                Mailer.sendMail(
+                    backendConfig,
+                    projectConfig.smtp,
+                    projectConfig.administrationName,
+                    applicationVerification.contactEmailAddress,
+                    "Antrag Verifizieren",
+                    generateApplicationVerificationMailMessage(projectConfig.administrationName, projectConfig.administrationBaseUrl, applicationVerification)
+                )
+            }
+        }
 
         return true
     }
 
+    private fun generateApplicationVerificationMailMessage(
+        administrationName: String,
+        administrationBaseUrl: String,
+        applicationVerification: ApplicationVerificationEntity
+    ): String {
+        return """
+        Guten Tag ${applicationVerification.contactName},
+
+        Sie wurden gebeten, die Angaben eines Antrags auf Ehrenamtskarte zu bestätigen. Die Antragsstellerin oder der
+        Antragssteller hat Sie als Kontaktperson der Organisation ${applicationVerification.organizationName} angegeben. 
+        Sie können den Antrag unter folgenden Link einsehen und verifizieren oder ablehnen:
+        $administrationBaseUrl/antrag-verifizieren/${URLEncoder.encode(applicationVerification.accessKey, StandardCharsets.UTF_8)}
+
+        Dies ist eine automatisierte Nachricht. Antworten Sie nicht auf diese Email.
+
+        - $administrationName
+        """.trimIndent()
+    }
+
     @GraphQLDescription("Deletes the application with specified id")
     fun deleteApplication(
         applicationId: Int,
diff --git a/specs/backend-api.graphql b/specs/backend-api.graphql
index ef2fd719a..f0bc5a65a 100644
--- a/specs/backend-api.graphql
+++ b/specs/backend-api.graphql
@@ -98,7 +98,7 @@ type Mutation {
   "Stores a batch of new digital entitlementcards"
   addCards(cards: [CardGenerationModelInput!]!): Boolean!
   "Stores a new application for an EAK"
-  addEakApplication(application: ApplicationInput!, regionId: Int!): Boolean!
+  addEakApplication(application: ApplicationInput!, project: String!, regionId: Int!): Boolean!
   "Changes an administrator's password"
   changePassword(currentPassword: String!, email: String!, newPassword: String!, project: String!): Boolean!
   "Creates a new administrator"