Import sales

1- Make Setting for token for multi accounts. 2- Establish secure connection with EBay API using O’Auth token and fetch the orders list with Import switch for multi accounts since last import. Make sure all completed orders and despatch orders are different thing. Auto refreshes for the sales update every 15 or 20 mins. 3- Save these orders within Database for this user account along with their status and order history. 4- Establish secure connection with Royal Mail SOAP API to print postage for a certain order or selected orders and get PNG 2D Picture. Get tracking number from royal mail and update to our software. We need to read 2D bar-code and extract 21 digits code “eye readable “ and display to label. Print 2D data-matrix bar-code. For “Tracked” and “Signed for” needs 1D label Get label size 100mm X 50mm or 100mm X 150mm or 100mm X 100mm. all data needs to be printed in capital. If sold items are more than one skus need to be print on next label as list. Service type Change on label and Print the service format. Royal mail all labels design. Royal mail seven services and three formates. Download only those sales which needs to despatch not complete sale for the day. 5- Mark that item as dispatched using eBay API and update the status of this order within our Database and add tracking number given by royal mail (soap) to only mark as dispatch orders only. Add Note to buyer on eBay. and don't show these sales into the awaiting dispatch. 2 D scanner to search label and with re-print option and display the sale details. 6- All data needs to show in the Grid-view and can be editable. Tracking Number should be Hyperlinked and get opened at tracking web. No limit of number of display per page. All columns are live search able or with search filter. 7- Multi sales merger of same address on same day postage and convert it to one postage and ask for all merged sku's validation before printing. Like (SKU and quantities). if there are more then one sku then create the list of items to next label. Save label indiviual and bulk. Save label in 21 eye-readable code for reprinting. Only C#.