actflow 0.1.6

A lightweight, event-driven workflow engine written in Rust.
Documentation 
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{
    "id": "simple",
    "name": "Simple Workflow",
    "desc": "A simple workflow example",
    "env": {},
    "nodes": [
        {
            "id": "n1",
            "title": "start node",
            "desc": "start node",
            "uses": "start",
            "error_strategy": "none",
            "action": {}
        },
        {
            "id": "n2",
            "title": "http request",
            "desc": "http request action",
            "uses": "http_request",
            "error_strategy": "none",
            "retry": {
                "interval": 1000,
                "times": 3
            },
            "action": {
                "url": "https://httpbin.org/get",
                "method": "GET",
                "auth": {
                    "auth_type": "no_auth",
                    "api_key": null,
                    "header": null
                },
                "headers": {},
                "params": {
                    "code_executor": "python3"
                },
                "body": {
                    "content_type": "none",
                    "data": null
                },
                "timeout": 30000
            }
        },
        {
            "id": "n3",
            "title": "data format",
            "desc": "data format",
            "uses": "code",
            "error_strategy": "none",
            "action": {
                "variables": [
                    {
                        "variable": "body",
                        "value_selector": "{{#n2.body#}}"
                    }
                ],
                "code_language": "javascript",
                "code": "function main({ body }) { const json_body = JSON.parse(body); return { body: json_body } }"
            }
        },
        {
            "id": "n4",
            "title": "condition",
            "desc": "if else action",
            "uses": "if_else",
            "error_strategy": "none",
            "action": {
                "cases": [
                    {
                        "case_id": "true",
                        "logical_operator": "and",
                        "conditions": [
                            {
                                "variable_selector": "{{#n3.body.args.code_executor#}}",
                                "comparison_operator": "is",
                                "value": "javascript"
                            }
                        ]
                    }
                ]
            }
        },
        {
            "id": "n5",
            "title": "code",
            "desc": "code action",
            "uses": "code",
            "error_strategy": "none",
            "action": {
                "variables": [
                    {
                        "variable": "value",
                        "value_selector": "{{#n3.body.args.code_executor#}}"
                    }
                ],
                "code_language": "javascript",
                "code": "function main({value}) { return { result: value } }"
            }
        },
        {
            "id": "n6",
            "title": "code",
            "desc": "code action",
            "uses": "code",
            "error_strategy": "none",
            "action": {
                "variables": [
                    {
                        "variable": "params",
                        "value_selector": "{{#n3.body.args.code_executor#}}"
                    }
                ],
                "code_language": "python3",
                "code": "def main(params): return { 'result': params }"
            }
        }
    ],
    "edges": [
        {
            "id": "e1",
            "source": "n1",
            "target": "n2",
            "source_handle": "source"
        },
        {
            "id": "e2",
            "source": "n2",
            "target": "n3",
            "source_handle": "source"
        },
        {
            "id": "e3",
            "source": "n3",
            "target": "n4",
            "source_handle": "source"
        },
        {
            "id": "e4",
            "source": "n4",
            "target": "n5",
            "source_handle": "true"
        },
        {
            "id": "e5",
            "source": "n4",
            "target": "n6",
            "source_handle": "false"
        }
    ]
}