From 468e2dee6fdbb928baf88e88e8464b3b179ef50f Mon Sep 17 00:00:00 2001
From: Hubert Van De Walle <hubv@protonmail.com>
Date: Thu, 23 Apr 2020 00:22:34 +0200
Subject: [PATCH 1/2] Add tags request to NotesService

---
 api/src/services/NotesService.kt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/api/src/services/NotesService.kt b/api/src/services/NotesService.kt
index 0b20fe5..1f31991 100644
--- a/api/src/services/NotesService.kt
+++ b/api/src/services/NotesService.kt
@@ -111,6 +111,12 @@ class NotesService(override val kodein: Kodein) : KodeinAware {
         db.useTransaction {
             db.delete(Notes) { it.id eq noteId }
         }
+
+    fun getTags(userId: Int): List<String> = db.from(Tags)
+        .leftJoin(Notes, on = Tags.noteId eq Notes.id)
+        .select(Tags.name)
+        .where { Notes.userId eq userId }
+        .map { it[Tags.name]!! }
 }
 
 data class ChaptersDTO(val title: String, val content: String)

From b34beda535e83b409e2013735f4c567e57992370 Mon Sep 17 00:00:00 2001
From: Hubert Van De Walle <hubv@protonmail.com>
Date: Thu, 23 Apr 2020 00:23:16 +0200
Subject: [PATCH 2/2] Add /tags

---
 api/src/routing/Routes.kt        |  1 +
 api/src/routing/TagController.kt | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 api/src/routing/TagController.kt

diff --git a/api/src/routing/Routes.kt b/api/src/routing/Routes.kt
index 7f0a709..da82d16 100644
--- a/api/src/routing/Routes.kt
+++ b/api/src/routing/Routes.kt
@@ -9,4 +9,5 @@ fun Routing.registerRoutes(kodein: Kodein) {
     notes(kodein)
     title(kodein)
     chapters(kodein)
+    tags(kodein)
 }
\ No newline at end of file
diff --git a/api/src/routing/TagController.kt b/api/src/routing/TagController.kt
new file mode 100644
index 0000000..6c61003
--- /dev/null
+++ b/api/src/routing/TagController.kt
@@ -0,0 +1,20 @@
+package be.vandewalleh.routing
+
+import be.vandewalleh.extensions.userId
+import be.vandewalleh.services.NotesService
+import io.ktor.application.*
+import io.ktor.auth.*
+import io.ktor.response.*
+import io.ktor.routing.*
+import org.kodein.di.Kodein
+import org.kodein.di.generic.instance
+
+fun Routing.tags(kodein: Kodein) {
+    val notesService by kodein.instance<NotesService>()
+
+    authenticate {
+        get("/tags") {
+            call.respond(notesService.getTags(call.userId()))
+        }
+    }
+}
\ No newline at end of file