✨ add account deletion

bin/server.dart

@@ -11,7 +11,7 @@ final _router = Router()
   ..get('/', API.rootHandler)
   ..get('/admin/users', API.getAllUsers)
   // POST (EN VRAI C'EST DES GET AVEC UN BODY)
-  ..post('/user/password-file', API.downloadPasswordDb)
+  ..get('/user/password-file', API.downloadPasswordDb)
   ..post('/auth', API.authenticator)
   ..post('/user/account', API.createAccount) // vrai post
   // PUT

lib/api/api.dart

@@ -8,10 +8,6 @@ import 'package:passworld_api/database/accounts_to_postgres.dart';
 
 // Class for all static function that handles api routes
 class API {
-  /*---------------|
-  |-------GET------|
-  |---------------*/
-
   // Default response for /
   static Response rootHandler(Request req) {
     return Response.ok('Greetings from PassWorld!\n');
@@ -56,9 +52,6 @@ class API {
   });
   */
   }
-  /*---------------|
-  |------POST------|
-  |---------------*/
 
   // Create account
   static Future<Response> createAccount(Request req) async {
@@ -81,9 +74,24 @@ class API {
     }
   }
 
-  /*---------------|
-  |-------PUT------|
-  |---------------*/
+  // Delete Account
+  static Future<Response> deleteAccount(Request req) async {
+    final List<String> required = ["email", "password"];
+    final body = await bodyToJson(req);
+
+    if (await checkRequiredFields(required, body)) {
+      try {
+        await AccountsToPostgres.deleteAccount(
+            body[required[0]], body[required[1]]);
+      } catch (e) {
+        return Response(409,
+            body: 'There was a problem with deletion'); // 409 (Conflict)
+      }
+      return Response(200, body: 'Account successfully deleted'); // 200 (OK)
+    } else {
+      return Response.badRequest(body: 'Bad request'); // 400 (Bad Request)
+    }
+  }
 
   // Update master password
   static Response changeMasterPassword(Request req) {
@@ -132,19 +140,6 @@ class API {
     return Response.ok("API: file received");
   }
 
-  /*---------------|
-  |-----DELETE-----|
-  |---------------*/
-
-  // Delete account
-  static Response deleteAccount(Request req) {
-    return Response.ok("");
-  }
-
-  /*---------------|
-  |-------MISC-----|
-  |---------------*/
-
   // Check if required fields are in req body
   static Future<bool> checkRequiredFields(
       List<String> fields, Map<String, dynamic> body) async {

lib/database/accounts_to_postgres.dart

@@ -23,18 +23,21 @@ class AccountsToPostgres {
     //initConnection();
   }
 
+  // Open connection to database
   static Future<void> openConnection() async {
     await connection.open().then((value) {
       print("🟢 PassWorld DB connection opened");
     });
   }
 
+  // Close connection to database
   static void closeConnection() async {
     connection.close().then((value) {
       print("🔴 PassWorld DB connection closed");
     });
   }
 
+  // Create tables and other things for the database
   static Future<void> createAccountTable() async {
     await openConnection();
     await connection.query("""
@@ -55,7 +58,8 @@ class AccountsToPostgres {
     print("🟦 Account Table Created");
   }
 
-  // Add support for twoFa if needed
+  // TODO: Add support for twoFa if needed
+  // Create user account
   static Future<void> createAccount(
       String mail, String hash, String salt /*, List<String> twoFaStr*/) async {
     await checkMailAlreadyExist(mail); // TODO: throw execption if != null
@@ -70,6 +74,15 @@ class AccountsToPostgres {
     print("✅ Account succesfully created");
   }
 
+  static Future<void> deleteAccount(String mail, String hash) async {
+    await checkMailAlreadyExist(mail); // TODO: throw execption if != null
+    // TODO: check authentication
+    await connection.query("DELETE FROM \"Account\" WHERE mail=@mail",
+        substitutionValues: {"mail": mail});
+    print("✅ Account succesfully deleted");
+  }
+
+  // get user passord hash by mail
   static Future<String> selectHashByMail(String mail) async {
     List<List<dynamic>> results = await connection.query(
         "SELECT hash FROM \"Account\" WHERE mail=@mail",
@@ -78,6 +91,7 @@ class AccountsToPostgres {
     return results[0][0];
   }
 
+  // check if mail is already used in database
   static Future<void> checkMailAlreadyExist(String mail) async {
     List<List<dynamic>> results = await connection.query(
         "SELECT id FROM \"Account\" WHERE mail=@mail",
@@ -87,7 +101,9 @@ class AccountsToPostgres {
     return;
   }
 
-  static Future<void> updatePass(String mail, String hash, String salt) async {
+  // Update user password
+  static Future<void> updatePassword(
+      String mail, String hash, String salt) async {
     if (selectHashByMail(mail) == null) {
       return;
     } else {
@@ -97,7 +113,8 @@ class AccountsToPostgres {
     }
   }
 
-  static Future<void> updateFilePass(String mail, File passwordFile) async {
+  // Update user password file
+  static Future<void> updatePasswordFile(String mail, File passwordFile) async {
     List<int> passwordBlob =
         utf8.encode(await passwordFile.readAsString(encoding: utf8));
 
@@ -110,6 +127,7 @@ class AccountsToPostgres {
     }
   }
 
+  // Update user twoFa
   static Future<void> updateTwoFa(String mail, List<String> tfa) async {
     List<String> twoFaStr = List.empty(growable: true);
 
@@ -122,6 +140,7 @@ class AccountsToPostgres {
     }
   }
 
+  // Update user mail
   static Future<void> updateMail(String mail, String newMail) async {
     if (selectHashByMail(mail) == null) {
       return;
@@ -133,15 +152,7 @@ class AccountsToPostgres {
     print("✅ Mail succesfully updated");
   }
 
-  static Future<void> deleteById(String id) async {
-    await connection.query("DELETE FROM \"Account\" WHERE id=@identifiant",
-        substitutionValues: {"identifiant": id});
-  }
-
-  //
-  // ADMIN
-  //
-
+  // ADMIN: get infos on all users
   static Future<PostgreSQLResult> getAllUsers() async {
     PostgreSQLResult res =
         await connection.query("SELECT id, hash, salt from \"Account\"");