From 8c149d327f48cf3a418063df76c7f73ae81cbf83 Mon Sep 17 00:00:00 2001
From: BilledTrain380 <billedtrain380@gmail.com>
Date: Sun, 26 Aug 2018 14:46:35 +0200
Subject: [PATCH] Add file parser controller

---
 .../business/group/GroupFileParser.kt         |  1 +
 .../business/group/GroupFileParserImpl.kt     |  1 +
 .../web/groupimport/GroupImportController.kt  | 74 +++++++++++++++++++
 3 files changed, 76 insertions(+)
 create mode 100644 src/main/kotlin/ch/schulealtendorf/sporttagpsa/controller/web/groupimport/GroupImportController.kt

diff --git a/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParser.kt b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParser.kt
index e4ee631d..ef862328 100644
--- a/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParser.kt
+++ b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParser.kt
@@ -54,6 +54,7 @@ interface GroupFileParser {
      * @param file the file to parse
      *
      * @return the content of the parsed file in form of a list of {@link FlatParticipant}
+     * @throws IllegalArgumentException if the file does not match the format csv or is empty
      * @throws CSVParsingException if the given file can not be parsed
      */
     fun parseCSV(file: MultipartFile): List<FlatParticipant>
diff --git a/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParserImpl.kt b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParserImpl.kt
index 5a569784..66fd23e8 100644
--- a/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParserImpl.kt
+++ b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/business/group/GroupFileParserImpl.kt
@@ -64,6 +64,7 @@ class GroupFileParserImpl : GroupFileParser {
      * @param file the file to parse
      *
      * @return the content of the parsed file in form of a list of {@link FlatParticipant}
+     * @throws IllegalArgumentException if the file does not match the format csv or is empty
      * @throws CSVParsingException if the given file can not be parsed
      */
     override fun parseCSV(file: MultipartFile): List<FlatParticipant> {
diff --git a/src/main/kotlin/ch/schulealtendorf/sporttagpsa/controller/web/groupimport/GroupImportController.kt b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/controller/web/groupimport/GroupImportController.kt
new file mode 100644
index 00000000..e9641d1d
--- /dev/null
+++ b/src/main/kotlin/ch/schulealtendorf/sporttagpsa/controller/web/groupimport/GroupImportController.kt
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2018 by Nicolas Märchy
+ *
+ * This file is part of Sporttag PSA.
+ *
+ * Sporttag PSA is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Sporttag PSA is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Sporttag PSA.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Diese Datei ist Teil von Sporttag PSA.
+ *
+ * Sporttag PSA ist Freie Software: Sie können es unter den Bedingungen
+ * der GNU General Public License, wie von der Free Software Foundation,
+ * Version 3 der Lizenz oder (nach Ihrer Wahl) jeder späteren
+ * veröffentlichten Version, weiterverbreiten und/oder modifizieren.
+ *
+ * Sporttag PSA wird in der Hoffnung, dass es nützlich sein wird, aber
+ * OHNE JEDE GEWÄHRLEISTUNG, bereitgestellt; sogar ohne die implizite
+ * Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK.
+ * Siehe die GNU General Public License für weitere Details.
+ *
+ * Sie sollten eine Kopie der GNU General Public License zusammen mit diesem
+ * Programm erhalten haben. Wenn nicht, siehe <http://www.gnu.org/licenses/>.
+ *
+ *
+ */
+
+package ch.schulealtendorf.sporttagpsa.controller.web.groupimport
+
+import ch.schulealtendorf.sporttagpsa.business.group.CSVParsingException
+import ch.schulealtendorf.sporttagpsa.business.group.GroupFileParser
+import ch.schulealtendorf.sporttagpsa.business.group.GroupManager
+import ch.schulealtendorf.sporttagpsa.controller.rest.BadRequestException
+import org.springframework.stereotype.Controller
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestParam
+import org.springframework.web.multipart.MultipartFile
+
+/**
+ * @author nmaerchy <billedtrain380@gmail.com>
+ * @since 2.0.0
+ */
+@Controller
+class GroupImportController(
+        private val fileParser: GroupFileParser,
+        private val groupManager: GroupManager
+) {
+
+    @PostMapping("/import-group")
+    fun importGroup(@RequestParam("group-input") file: MultipartFile) {
+
+        try {
+
+            val participants = fileParser.parseCSV(file)
+
+            participants.forEach(groupManager::import)
+
+        } catch (exception: CSVParsingException) {
+            // we increment the line, so its not zero based line number for the user
+            throw BadRequestException("${exception.message} (at line ${exception.line+1}:${exception.column})")
+        } catch (exception: IllegalArgumentException) {
+            throw BadRequestException(exception.message)
+        }
+    }
+}
\ No newline at end of file