brmbar v3 Withdraw: New view for user withdrawal of previously added money

brmbar3/TODO

@@ -2,17 +2,17 @@
 	+ Stock management link
 	+ User management link
 	+ Bilance overview (Cash, Profit, Credit total)
-/ Item picker from list (only items with non-zero quantities)
++ Item picker from list
-/ User management
++ User management
 	+ List of users
-	- Withdrawal of user credit
+	+ Withdrawal of user credit
 - Numerical manual entry support
 	- Use for credit charge
 	- Use for withdrawal
 - Alphanumeric manual entry support
 	- Use in item editor
 - Restocking view (Stock management)
-	- Item picker with edit button
+	- Item picker with edit button (only items with non-zero quantities)
 	- Item editor (name, barcode, buy price, sale price, quantity)
 	- Group quantity changes in a single transaction
 - Withdrawal for brmbar receipts

brmbar3/brmbar-gui-qt4.py

@@ -67,6 +67,12 @@ class ShopAdapter(QtCore.QObject):
 		shop.add_credit(credit = credit, user = user)
 		return user.negbalance_str()
 
+	@QtCore.Slot('QVariant', 'QVariant', result='QVariant')
+	def withdrawCredit(self, credit, userid):
+		user = brmbar.Account.load(db, id = userid)
+		shop.withdraw_credit(credit = credit, user = user)
+		return user.negbalance_str()
+
 	@QtCore.Slot(result='QVariant')
 	def balance_cash(self):
 		return shop.cash.balance_str()

brmbar3/brmbar-gui-qt4/UserMgmt.qml

@@ -24,7 +24,8 @@ Item {
                 loadPageByAcct(acct)
                 return
             }
-            loadPage("UserEdit", { name: acct["name"], dbid: acct["id"], negbalance: acct["negbalance"] })
+	    /* TODO: This should be UserEdit when implemented. */
+            loadPage("Withdraw", { name: acct["name"], dbid: acct["id"], negbalance: acct["negbalance"] })
         }
     }
 
@@ -67,6 +68,9 @@ Item {
 		    height: 68
 		    text: "Withdraw"
 		    fontSize: 34
+		    onButtonClick: {
+			loadPage("Withdraw", { username: modelData.name, userdbid: modelData.id })
+		    }
 		}
 	    }
 	    model: user_list_model

brmbar3/brmbar-gui-qt4/Withdraw.qml

@@ -0,0 +1,113 @@
+// import QtQuick 1.0 // to target S60 5th Edition or Maemo 5
+import QtQuick 1.1
+import QtQuick 1.0
+
+Item {
+    id: page
+    anchors.fill: parent
+
+    property variant username: ""
+    property variant userdbid: ""
+    property variant amount: ""
+
+    Text {
+        id: item_name
+        x: 65
+        y: 156
+        width: 537
+        height: 160
+        color: "#ffffff"
+        text: parent.username ? parent.username : "Credit withdrawal"
+        wrapMode: Text.WordWrap
+        verticalAlignment: Text.AlignVCenter
+        font.pointSize: 44
+    }
+
+    Text {
+        id: text3
+        x: 611
+        y: 156
+        height: 160
+        width: 348
+        color: "#ffff7c"
+        text: parent.amount ? "-" + parent.amount : ""
+        horizontalAlignment: Text.AlignRight
+        verticalAlignment: Text.AlignVCenter
+        font.pointSize: 90
+    }
+
+    BarTextHint {
+        x: 65
+        y: 430
+        hint_goal: parent.amount ? (parent.username ? "Withdraw amount?" : "Withdraw:") : "Withdraw:"
+        hint_action: !(parent.amount && parent.userdbid) ? "Scan barcode now" : ""
+    }
+
+    BarcodeInput {
+        color: "#00ff00" /* just for debugging */
+        onAccepted: {
+            var acct = shop.barcodeInput(text)
+            text = ""
+            if (typeof(acct) == "undefined" || (parent.username && acct.acctype != "recharge") || (parent.amount && acct.acctype != "debt")) {
+                status_text.setStatus("Unknown barcode", "#ff4444")
+                return
+            }
+            if (acct.acctype == "debt") {
+                username = acct.name
+                userdbid = acct.id
+            } else {
+                amount = acct.amount
+            }
+            /* if (username && amount) {
+                parent.withdrawCredit()
+            } */ /* Always ask for confirmation. */
+        }
+    }
+
+    BarButton {
+        id: withdraw_button
+        x: 65
+        y: 582
+        width: 360
+        text: "Withdraw"
+        fontSize: 44
+        visible: parent.amount && parent.userdbid
+        onButtonClick: {
+            parent.withdrawCredit()
+        }
+    }
+
+    BarButton {
+        id: cancel
+        x: 599
+        y: 582
+        width: 360
+        text: "Cancel"
+        onButtonClick: {
+            status_text.setStatus("Withdrawal cancelled", "#ff4444")
+            loadPage("UserMgmt") /* TODO better "back" navigation? */
+        }
+    }
+
+    Text {
+        id: text1
+        x: 112
+        y: 333
+        width: 800
+        height: 80
+        color: "#ffffff"
+        text: "Take "+amount+" Kč from the money box now."
+        visible: amount ? true : false
+        anchors.horizontalCenterOffset: 0
+        verticalAlignment: Text.AlignVCenter
+        horizontalAlignment: Text.AlignHCenter
+        font.pointSize: 36
+        anchors.horizontalCenter: parent.horizontalCenter
+    }
+
+    function withdrawCredit() {
+        var balance = shop.withdrawCredit(amount, userdbid)
+        status_text.setStatus("Withdrawn! "+username+"'s credit is "+balance+".", "#ffff7c")
+        loadPage("MainPage")
+    }
+}