eva-sdk-js/gulp/eva_typings.js

The JavaScript based SDK for the EVA platform

"use strict";

var gulp         = require( "gulp"      );
gulp             = require( "gulp-help" )( gulp );
var gutil        = require( "gulp-util" );
var rimraf       = require( "rimraf"    );
var request      = require( "request"   );
var _            = require( "lodash"    );
var fs           = require( "fs"        );

var gulpSequence = require( "gulp-sequence" );

gulp.task( "typings", "Retrieves EVA typings and updates tsconfig", function( callback )
{
    gulpSequence( "eva_typings", "tsconfig_files" )( callback );
} );

gulp.task( "eva_typings", "Downloads various EVA typings and writes them to disk",  function( callback )
{
    var apiHost = "https://api.fth.test.eva-online.cloud";

    // The main typings
    //
    gutil.log( "Fetching main typings... (" + apiHost + ")" );
    request( apiHost + "/api/definition/typescript?useFilePerModule=true&useDeclareModule=true", function( error, response, body )
    {
        if ( error )
        {
            gutil.log( "Main typings fetch failed", error );
            return error;
        }
        else
        {
            var mainTypings = JSON.parse( body );
            gutil.log( "Retrieved main typings. Version:", mainTypings.version, " number of modules: ", mainTypings.modules.length );

            // Purge the old typings
            //
            rimraf( "./typings/EVA.*.d.ts", function( error )
            {
                if ( error )
                {
                    gutil.log( "Purge old files failed", error );
                    return error;
                }
                else
                {
                    var addedModules = {};
                    _.each( mainTypings.modules, function( module )
                    {
                        addedModules[ module.name ] = mainTypings.version;

                        var filename = "./typings/" + module.name + ".d.ts";
                        fs.writeFileSync( filename, module.definitions.trim() );
                        gutil.log( "Added typing for", module.name, "->", filename );
                    } );
                }
            } )
        }
    } );
} );