Project description

-Tape printing of scannable TO codes with balances

Skills required

-JS, HTML

Equipment

-Android cell phone

Use case 1 - create a tape

1. The user pastes a long list of Bitcoin / Litecoin / Dogecoin addresses
   (optionally with space separated "balances") into a text area
2. User selects a detailed format, online balance checking or other options.
3. The user hits Generate button.
4. If the balances should be checked, a specific URL is used to poll the balances.
5. Nothing but a long tape of bar codes appears on a HTML site.
6. User is able to export the tape to a PDF file, as well as print the
   tape from the browser.
7. Upon printing, every individual bar code on the paper tape can be
   effortlessly scanned using the provided app. See U.C. 3.

Use case 2 - wrong addresses present

4a Invalid addresses on the tape are displayed upside down, with a special
   symbol, with negative balance, or the whole tape is not shown.
5. User is notified how many invalid addresses are present.
6. User is able to clear invalid addresses, as well as ignore the warning.
7. Continue the use case 1 step 3.

Use case 3 - scan tape bar codes

1. User scans individual code on a physical tape / HTML / PDF file using a phone app.
2. The code is scanned correctly and a specific activity is launched on the phone.

Extra

The width of the tape is 80mm, 57mm or custom.
The length of the tape page is unlimited or N codes per page or fixed height in mm.
[URL 1] http://www.2c0.de
[URL 2] https://movedon2otherthings.github.io/