From ea7d97930fba3eb94c4be37af7c76e930c351bf8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rn-Michael=20Miehe?= <jmm@yavook.de>
Date: Thu, 27 Dec 2018 03:03:22 +0100
Subject: [PATCH] "uid" -> "user"; sqlite DB structure

---
 inc/fftcgdb.coffee     | 106 ++++++++++++++++++++++++++++++++++++-----
 inc/fftcgrouter.coffee |   4 +-
 2 files changed, 96 insertions(+), 14 deletions(-)

diff --git a/inc/fftcgdb.coffee b/inc/fftcgdb.coffee
index a3155c6..1201a14 100644
--- a/inc/fftcgdb.coffee
+++ b/inc/fftcgdb.coffee
@@ -5,22 +5,61 @@ sqlite3 = (require 'sqlite3').verbose()
 # bruteforce countermeasure
 saltRounds = 13
 
-FFTCGDB = (filename) ->
+FFTCGDB = (filename, truncate) ->
+  that = @
   @filename = filename
 
   @db = new sqlite3.Database @filename, (err) ->
     if err
       console.error err.message
 
-  @db.run """
-    CREATE TABLE IF NOT EXISTS users (
-      login text NOT NULL COLLATE NOCASE,
-      pwdhash text NOT NULL,
-      UNIQUE(login)
-    );
-  """
+    else
+      console.log "[FFTCGDB] Connected to '#{that.filename}'"
+
+      that.db.run 'PRAGMA foreign_keys = ON;', (err) ->
+        console.error err.message if err
+
+        if truncate == true
+          that.db.run 'DROP TABLE IF EXISTS users;', (err) ->
+            console.error err.message if err
+            that.db.run '''
+              CREATE TABLE users (
+                user integer PRIMARY KEY,
+                login text NOT NULL COLLATE NOCASE,
+                pwdhash text NOT NULL,
+                UNIQUE(login)
+              );
+              ''', (err) ->
+                console.error err.message if err
+
+          that.db.run 'DROP TABLE IF EXISTS decks;', (err) ->
+            console.error err.message if err
+            that.db.run '''
+              CREATE TABLE decks (
+                deck integer PRIMARY KEY,
+                user integer NOT NULL,
+                FOREIGN KEY (user) REFERENCES users (user)
+                  ON DELETE CASCADE
+              );
+              ''', (err) ->
+                console.error err.message if err
+
+          that.db.run 'DROP TABLE IF EXISTS decks_cards;', (err) ->
+            console.error err.message if err
+            that.db.run '''
+              CREATE TABLE decks_cards (
+                deck integer NOT NULL,
+                card text NOT NULL,
+                quant integer NOT NULL,
+                UNIQUE(deck, card),
+                FOREIGN KEY (deck) REFERENCES decks (deck)
+                  ON DELETE CASCADE
+              );
+              ''', (err) ->
+                console.error err.message if err
+
+          console.log "[FFTCGDB] recreated DB"
 
-  console.log "[FFTCGDB] Connected to '#{@filename}'"
   return
 
 FFTCGDB::close = ->
@@ -61,7 +100,7 @@ FFTCGDB::register = (login, password) ->
           stmt.finalize()
           # registration successful
           resolve
-            uid: @lastID
+            user: @lastID
             login: login
 
 FFTCGDB::login = (login, password) ->
@@ -69,7 +108,7 @@ FFTCGDB::login = (login, password) ->
 
   new Promise (resolve, reject) ->
     # get users table row
-    stmt = that.db.prepare 'SELECT rowid, login, pwdhash FROM users WHERE login = ?'
+    stmt = that.db.prepare 'SELECT user, login, pwdhash FROM users WHERE login = ?'
     stmt.get [login], (err, row) ->
       if err
         console.log "[FFTCGDB] login: DB fail '#{err.code}' for name '#{login}'"
@@ -95,7 +134,7 @@ FFTCGDB::login = (login, password) ->
             stmt.finalize()
             # login successful
             resolve
-              uid: row.rowid
+              user: row.user
               login: row.login
 
           else
@@ -104,5 +143,48 @@ FFTCGDB::login = (login, password) ->
             # login failed
             reject 'login'
 
+FFTCGDB::addDeck = (user, deckCards) ->
+  that = @
+
+  new Promise (resolve, reject) ->
+    # try creating row in decks table
+    stmt = that.db.prepare 'INSERT INTO decks (user) VALUES (?)'
+    stmt.run [user], (err) ->
+      if err
+        console.log "[FFTCGDB] addDeck: DB fail '#{err.code}' for id '#{user}'"
+        stmt.finalize()
+        reject 'db'
+
+      else
+        stmt.finalize()
+        # deck added successfully
+        deckID = @lastID
+        stmt = that.db.prepare 'INSERT INTO decks_cards (deck, card, quant) VALUES (?, ?, ?)'
+        # add individual cards
+        that.db.parallelize ->
+          # needs to be done in several queries
+          promiseCount = deckCards.length
+          deckCards.forEach (card) ->
+            stmt.run [deckID, card.id, card.quant], (err) ->
+              if err
+                console.log "[FFTCGDB] addDeck: DB fail '#{err.code}' for card '#{deckID}', '#{card.id}', '#{card.quant}'"
+                stmt.finalize()
+                reject 'db'
+              else
+                # check if all queries are done
+                promiseCount -= 1
+                if promiseCount == 0
+                  console.log "[FFTCGDB] addDeck: OK '#{user}'"
+                  stmt.finalize()
+                  resolve deckID
+
+FFTCGDB::delDeck = (deck) ->
+  that = @
+
+  new Promise (resolve, reject) ->
+    # try creating row in decks table
+    stmt = that.db.prepare 'DELETE FROM decks WHERE deck = ?'
+    stmt.run [deck], (err)
+
 
 module.exports = FFTCGDB
diff --git a/inc/fftcgrouter.coffee b/inc/fftcgrouter.coffee
index 116858d..290ffda 100644
--- a/inc/fftcgrouter.coffee
+++ b/inc/fftcgrouter.coffee
@@ -30,7 +30,7 @@ FFTCGROUTER.post '/register', (req, res) ->
       # registration successful, return JSON status
       res.json
         status: 'ok'
-        uid: user.id
+        user: user.user
         login: user.login
 
     .catch (err) ->
@@ -50,7 +50,7 @@ FFTCGROUTER.post '/login', (req, res) ->
       # return JSON status
       res.json
         status: 'ok'
-        uid: user.uid
+        user: user.user
         login: user.login
 
     .catch (err) ->