Sportronics.Utility.WhatThreeWords 1.1.0

W3W

About

A C# .Net 6 Console app that can generate W3W map tri-word and related json data from GPS coordinates. Includes lib version and Nuget package enabling reuse of functionality. Also Blazor Server version with UI input. And .NET MAUI app. Reverse lookup Console app added (triwords to GPS).

• W3W: What Three Words
• Three words that uniquley define a square 3mx3m (10'x10') world-wide
• eg Try this: https://what3words.com/adjust.case.trains

Links

• Blog
• Getting Started
• Get API Key
  • Can get Free key, 100 lookups per month.

Sample Output

Hi from Word3Word App!
Getting json string using httpClient.GetAsync
=====================================================
json string: {"country":"AU","square":{"southwest":{"lng":144.918576,"lat":-37.751105},"northeast":{"lng":144.91861,"lat":-37.751078}},"nearestPlace":"Essendon, Victoria","coordinates":{"lng":144.918593,"lat":-37.751092},"words":"adjust.case.trains","language":"en","map":"https:\/\/w3w.co\/adjust.case.trains"}
---------------------------
json string parsed OK

Getting json direct using httpClient.GetFromJsonAsync
=====================================================
Country: AU
Nearest Place: Essendon, Victoria
W3W Words: adjust.case.trains
---------------------------
Map Link: https://w3w.co/adjust.case.trains
The map link URL is on the clipboard.

Usage

Get What3Words Tri-words for GPS location.

• Get an API Key (See link above)
• Insert into Data.cs
  • Insert lattitude and longitude coordinates into Data.cs
    OR
• Enter lattitude longitude on command line.
  • AND (Optionally) enter API Key as third parameter.
• Run the app.
• Paste the Url generated into a Web Browser.

Update: Projects

• W3WProject: Standalone Console project
• WhatThreeWords: W3W in static class library
  • Note: Also available as Nuget package: Sportronics.Utility.WhatThreeWords
  • Includes class definition for W3W
  • WhatThreeWords.GetW3W() Returns W3W class instance
  • Usage:

var w3wjson = await WhatThreeWords.GetW3W(lattitude, longitude, w3wkey);

• WhatThreeWordsConsole: Console app that calls WhatThreeWords Class
  • Same functionality as W3WProject though.
• WhatThreeWordsNugetConsole: As previous but uses Nuget Package Sportronics.Utility.WhatThreeWords
  • Note: Original Nuget package WhatThreeWords has been deprecated.
• Latest W3WBlazor: Blazor Server app with form entry of GPS and key.
  • Once searched can click on map link.
• Even later GetGPSsNugetConsole: (Reverse) Console app to lookup up GPS from What3Words dotted string
  • WhatThreeWords class has added method to do reverse lookup
    • In Nuget package as used by his app.

var w3wjson = await WhatThreeWords.GetGPS(words3, w3wkey);