{
	"ownerApp" : "Orchestrator",
	"name" : "test_da_cache_to_shub",
	"createBy" : "Marco Lettere",
	"description": "TEST Workflow for streaming da_cache files to storage hub",
	"version" : 1,
	"ownerEmail" : "marco.lettere@nubisware.com",
	"inputParameters" : ["token", "descriptor"],
	"tasks" : [
		{
		  "name": "LAMBDA_TASK",
		  "taskReferenceName": "init",
		  "type": "LAMBDA",
		  "inputParameters": {
		    "downloads" : "${workflow.input.descriptor.downloads.*}",
		    "storagehub" : "{{ storagehub }}",
		    "workspace" : "{{ workspace }}",
		    "auth" : "Bearer ${workflow.input.token}",
		    "parentfolder" : "Blue-Cloud Data Downloads",
		    "folder" : "${workflow.input.descriptor.userOrderName}-${workflow.input.descriptor.orderNumber}",
		    "scriptExpression": "1 === 1"
		  }
		},
		{
            "name" : "http",
            "taskReferenceName" : "get_workspace",
            "type" : "HTTP",
            "inputParameters" : {
              "http_request": {
                 "uri" : "${init.input.storagehub}/workspace",
                 "method" : "GET",
                 "headers" : { "Authorization" : "${init.input.auth}" }
              }
            }
		},
		{
		  "name": "LAMBDA_TASK",
		  "taskReferenceName": "init2",
		  "type": "LAMBDA",
		  "inputParameters": {
		    "workspace_root_folder_id" : "${get_workspace.output.response.body.item.id}",
		    "scriptExpression": "1 === 1"
		  }
		},
		{
            "name" : "http",
            "taskReferenceName" : "check_folder",
            "type" : "HTTP",
            "inputParameters" : {
              "http_request": {
                 "uri" : "${init.input.storagehub}/workspace/items/${init2.input.workspace_root_folder_id}/items/${init.input.parentfolder}",
                 "method" : "GET",
                 "headers" : { "Authorization" : "${init.input.auth}" }
              }
            }
		},
		{
			"name": "decision",
			"taskReferenceName": "check_user_existance",
			"inputParameters": {
				"folders": "${check_folder.output.response.body.itemlist}"
			},
			"type": "DECISION",
			"caseExpression": "($.folders.length === 0 ? 'create' : 'exists')",
			"decisionCases": {
				"create": [
					{
						"name" : "pyrest",
						"taskReferenceName" : "create_parent_folder",
						"type" : "SIMPLE",
						"inputParameters" : {
							"url" : "${init.input.storagehub}/workspace/items/${init2.input.workspace_root_folder_id}/create/FOLDER",
							"method" : "POST",
							"headers" : {
								"Content-type": "application/x-www-form-urlencoded",
								"Accept" : "text/plain",
								"Authorization" : "${init.input.auth}"
							},
							"body" : {
								"name" : "${init.input.parentfolder}", 
								"description" : "Root folder of all ${init.input.parentfolder}",
								"hidden" : "false"
							}
						}
					},
					{
					  "type": "SET_VARIABLE",
					  "name": "store_parent_folderid_1",
					  "taskReferenceName": "store_parent_folderid_1",
					  "inputParameters": {
						"parent_folder_id": "${create_parent_folder.output.body}"
					  }
					}
				],
				"exists" : [
					{
					  "type": "SET_VARIABLE",
					  "name": "store_parent_folderid_2",
					  "taskReferenceName": "store_parent_folderid_2",
					  "inputParameters": {
						"parent_folder_id": "${check_folder.output.response.body.itemlist[0].id}"
					  }
					}
				]
			}
		},
		{
			"name" : "pyrest",
			"taskReferenceName" : "create_destination_folder",
			"type" : "SIMPLE",
			"inputParameters" : {
				"url" : "${init.input.storagehub}/workspace/items/${workflow.variables.parent_folder_id}/create/FOLDER",
				"method" : "POST",
				"headers" : {
					"Content-type": "application/x-www-form-urlencoded",
					"Accept" : "text/plain",
					"Authorization" : "${init.input.auth}"
				},
				"body" : {
					"name" : "${init.input.folder}", 
					"description" : "Target folder of Bluecloud data downloads",
					"hidden" : "false"
				}
			}
		},
		{
		  "type": "SET_VARIABLE",
		  "name": "store_target_folderid",
		  "taskReferenceName": "store_target_folderid",
		  "inputParameters": {
			"target_folder_id": "${create_destination_folder.output.body}"
		  }
		},
		{
		  "name": "LAMBDA_TASK",
		  "taskReferenceName": "build_transfer_tasks",
		  "type": "LAMBDA",
		  "inputParameters": {
		    "downloads" : "${workflow.input.descriptor.downloads.*}",
		    "upload" : "${init.input.storagehub}/workspace/items/${workflow.variables.target_folder_id}/create/ARCHIVE",
		    "auth" : "Bearer ${workflow.input.token}",
		    "description" : "${workflow.input.descriptor.userOrderName}",
		    "scriptExpression": "inputs={};tasks=[];for(var i=0;i<$.downloads.length;i++)download=$.downloads[i],tasks.push({name:'pyrestbridge',type:'SIMPLE',taskReferenceName:'downloads_'+i}),inputs['downloads_'+i]={ fail : false, datamap : { place: 'files', name : 'file'}, endpoint1 : { url: download.url}, endpoint2 : { url: $.upload, headers: { Authorization : $.auth}, files: { parentFolderName : 'download_' + download.number}} };return {tasks:Java.to(tasks,'java.util.Map[]'),inputs:inputs};"
		  }
		},
		{
		  "name" : "fork_dynamic",
		  "type" : "FORK_JOIN_DYNAMIC",
		  "taskReferenceName" : "parallel_downloads",
		  "inputParameters" : {
		      "tasks" : "${build_transfer_tasks.output.result.tasks}",
		      "inputs" : "${build_transfer_tasks.output.result.inputs}"
		  },
		  "dynamicForkTasksParam": "tasks",
		  "dynamicForkTasksInputParamName": "inputs"
		},
		{
		    "name" : "join",
		    "type" : "JOIN",
		    "taskReferenceName" : "join_parallel_downloads"
		},
		{
			"name" : "fork_join",
			"taskReferenceName" : "reporting",
			"type": "FORK_JOIN",
			"forkTasks" : [
				[
					{
					  "name": "LAMBDA_TASK",
					  "taskReferenceName": "build_json_report",
					  "type": "LAMBDA",
					  "inputParameters": {
						"input" : "${workflow.input.descriptor}",
						"output" : "${join_parallel_downloads.output}",
						"scriptExpression": "var k,report={requestId:$.input.requestId,orderNumber:$.input.orderNumber,errors:[]},keys=[],errors=[];for(var k in $.output) keys.push(k);keys.sort();for(k in keys){var index=keys[k].split('_')[1],o=$.output[keys[k]];o.endpoint1.error&&errors.push({url:$.input.downloads[index].url,number:index,error_number:1002,error_message:o.endpoint1.error}),o.endpoint2.error&&errors.push({url:$.input.descriptor.downloads[index].url,number:index,error_number:9999,error_message:o.endpoint2.error})};report['errors']=Java.to(errors,'java.util.Map[]');return {report:report}"
					  }
					}
				],
				[
					{
					  "name": "LAMBDA_TASK",
					  "taskReferenceName": "build_email_report",
					  "type": "LAMBDA",
					  "inputParameters": {
						"input" : "${workflow.input.descriptor}",
						"output" : "${join_parallel_downloads.output}",
						"scriptExpression": "var k,report='<table><thead><tr><th>Download</th><th>Outcome</th><!--th>Link</th--></tr></thead><tbody>',keys=[];for(var k in $.output) keys.push(k);keys.sort();for(k in keys){var index=keys[k].split('_')[1];report+='<tr><td>'+(Number(index)+1)+'</td>';var o=$.output[keys[k]];o.endpoint1.error||o.endpoint2.error?report+='<td>'+(o.endpoint1.error||'')+(o.endpoint2.error||'')+'</td>':report+='<td>OK</td>',report+='</tr>'}report+='</tbody></table>';return { report : report}"
					  }
					}
				]
			]
		},
		{
		    "name" : "join",
		    "type" : "JOIN",
		    "taskReferenceName" : "join_reporting",
		    "joinOn" : ["build_json_report", "build_email_report"]
		}
	]
}