deletion of messages (failing on server)

back/abl/Message-abl.ts

@@ -2,6 +2,7 @@ import statusCode from "../utils/statusCodes";
 import { Response } from "express";
 import { getMessageUid, getUserOfMailbox } from "../db/utils/mail";
 import emailManager from "../mails/EmailManager";
+import { deleteMessage } from "../db/message/updateMessage-db";
 
 export default class Message {
     static async addFlag(body, res: Response) {
@@ -51,4 +52,41 @@ export default class Message {
                 res.status(statusCode.METHOD_FAILURE).send({ error: err });
             });
     }
+
+    static deleteRemoteOnly = async (body, res: Response) => {
+        body.flag = "\\Deleted";
+        await this.addFlag(body, res);
+    };
+
+    static async deleteEverywhere(body, res: Response) {
+        const { mailboxId, messageId } = body;
+        const uid = (await getMessageUid(messageId))[0]?.uid;
+        if (!uid) {
+            res.status(statusCode.NOT_FOUND).send({ error: "Message uid not found." });
+        }
+
+        const user = (await getUserOfMailbox(mailboxId))[0]?.user;
+        if (!user) {
+            res.status(statusCode.NOT_FOUND).send({ error: "Not account for this mailbox." });
+        }
+        emailManager
+            .getImap(user)
+            .getMailbox(mailboxId)
+            .removeFlag(uid.toString(), ["\\Deleted"])
+            .then(() => {
+                deleteMessage(messageId)
+                    .then((result) => {
+                        // todo check if room is empty
+                        res.status(statusCode.OK).send();
+                    })
+                    .catch((err) => {
+                        res.status(statusCode.METHOD_FAILURE).send({ error: err });
+                        console.log(err);
+                    });
+            })
+            .catch((err) => {
+                console.log(err);
+                res.status(statusCode.METHOD_FAILURE).send({ error: err });
+            });
+    }
 }

back/db/database.sql

@@ -127,7 +127,7 @@ CREATE TABLE app_room (
   PRIMARY KEY (room_id),
   UNIQUE KEY (owner_id, message_id, room_type),
   FOREIGN KEY (owner_id) REFERENCES address(address_id),
-  FOREIGN KEY (message_id) REFERENCES message(message_id)
+  FOREIGN KEY (message_id) REFERENCES message(message_id) ON DELETE SET NULL
 );
 
 -- 12
@@ -175,6 +175,5 @@ create table flag (
   flag_id           INT NOT NULL,
   UNIQUE KEY (message_id, flag_id),
   FOREIGN KEY (message_id) REFERENCES message(message_id) ON DELETE CASCADE,
-  FOREIGN KEY (message_id) REFERENCES message(message_id) ON DELETE CASCADE,
   FOREIGN KEY (flag_id) REFERENCES flag_name(flag_id) ON DELETE CASCADE
 );

back/db/imap/imap-db.ts

@@ -35,6 +35,7 @@ export async function getMailbox(mailboxId: number) {
 }
 
 export function updateMailbox(mailboxId: number, uidnext: number) {
+    console.log("updateMailbox", mailboxId, uidnext);
     const query = `UPDATE mailbox SET uidnext = ? WHERE mailbox_id = ?`;
     const values = [uidnext, mailboxId];
     execQuery(query, values);

back/db/message/updateMessage-db.ts

@@ -1,6 +1,6 @@
 import { execQuery, execQueryAsync, execQueryAsyncWithId } from "../db";
 
-export async function getFlags(uid: number): Promise<{flag_id: number, flag_name: string}[]> {
+export async function getFlags(uid: number): Promise<{ flag_id: number; flag_name: string }[]> {
     const query = `
         SELECT * FROM flag_name
         INNER JOIN flag ON flag.flag_id = flag_name.flag_id
@@ -27,4 +27,10 @@ export async function updateMailboxDeleted(messageId: number, isDeleted: boolean
     const query = `UPDATE mailbox_message SET deleted = ? WHERE message_id = ?`;
     const values = [messageId, isDeleted];
     return await execQueryAsync(query, values);
-}
+}
+
+export async function deleteMessage(messageId: number) {
+    const query = `DELETE FROM message WHERE message_id = ?`;
+    const values = [messageId];
+    return await execQueryAsync(query, values);
+}

back/mails/imap/Mailbox.ts

@@ -59,6 +59,7 @@ export default class Mailbox {
                 updateMsg.updateFlags();
             });
 
+            // wait for deletion
             this.imap.on("expunge", (seqno: number) => {
                 console.log("Message with sequence number " + seqno + " has been deleted from the server.");
             });
@@ -113,7 +114,7 @@ export default class Mailbox {
             try {
                 // fetch mails
                 let secondUid = savedUid + STEP < currentUid ? savedUid + STEP : currentUid;
-                await this.mailFetcher(savedUid, secondUid, mails)
+                await this.mailFetcher(savedUid, secondUid, mails);
                 logger.log(`Fetched ${STEP} uids (${mails.length} messages)`);
                 // save same in the database
                 for (let k = 0; k < mails.length; k++) {
@@ -194,4 +195,8 @@ export default class Mailbox {
             });
         });
     }
+
+    move(source: string, mailboxName: string, callback: (error: Error) => void) {
+        this.imap.move(source, mailboxName, callback);
+    }
 }

back/routes/message.ts

@@ -11,5 +11,13 @@ router.post("/removeFlag", async (req, res) => {
     await validator.validate("removeFlag", req.body, res, Message.removeFlag);
 });
 
+router.post("/deleteRemote", async(req, res) => {
+    await validator.validate("delete", req.body, res, Message.deleteRemoteOnly);
+});
+
+router.post("/delete", async(req, res) => {
+    await validator.validate("delete", req.body, res, Message.deleteEverywhere);
+});
+
 
 export default router;

back/validator/schemas/delete-schema.json

@@ -0,0 +1,16 @@
+{
+    "type": "object",
+    "properties": {
+        "mailboxId": {
+            "type": "number"
+        },
+        "messageId": {
+            "type": "number"
+        }
+    },
+    "required": [
+        "mailboxId",
+        "messageId"
+    ],
+    "additionalProperties": false
+}

back/validator/validator.ts

@@ -10,6 +10,7 @@ import getMessagesSchema from "./schemas/getMessages-schema.json";
 import getMembersSchema from "./schemas/getMembers-schema.json";
 import setFlagSchema from "./schemas/setFlag-schema.json";
 import responseSchema from "./schemas/response-schema.json";
+import deleteSchema from "./schemas/delete-schema.json";
 import { Request, Response } from "express";
 import statusCodes from "../utils/statusCodes";
 import logger from "../system/Logger";
@@ -22,6 +23,7 @@ class Validator {
     validateGetMembers: any;
     validateSetFlag: any;
     validateResponse: any;
+    delete: any;
 
     constructor() {
         this.validateCreateAccount = ajv.compile(createAccountSchema);
@@ -31,6 +33,7 @@ class Validator {
         this.validateGetMembers = ajv.compile(getMembersSchema);
         this.validateSetFlag = ajv.compile(setFlagSchema);
         this.validateResponse = ajv.compile(responseSchema);
+        this.delete = ajv.compile(deleteSchema);
     }
 
     _getSchema(name: string): any {
@@ -50,6 +53,8 @@ class Validator {
                 return this.validateSetFlag;
             case "response":
                 return this.validateResponse;
+            case "delete":
+                return this.delete;
             default:
                 logger.err(`Schema ${name} not found`);
                 break;