@bernierllc/generic-workflow-ui
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Generic, reusable workflow UI components with linear and graph visualization
181 lines (179 loc) • 8.59 kB
JavaScript
;
/*
Copyright (c) 2025 Bernier LLC
This file is licensed to the client under a limited-use license.
The client may use and modify this code *only within the scope of the project it was delivered for*.
Redistribution or use in other products or commercial offerings is not permitted without written consent from Bernier LLC.
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
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};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.GenericWorkflowCanvas = GenericWorkflowCanvas;
const react_1 = __importStar(require("react"));
const react_2 = require("@xyflow/react");
require("@xyflow/react/dist/style.css");
const canvas_config_1 = require("./canvas-config");
const GenericWorkflowNode_1 = require("./GenericWorkflowNode");
const GenericWorkflowEdge_1 = require("./GenericWorkflowEdge");
const linear_to_graph_1 = require("../converters/linear-to-graph");
// ============================================================================
// NODE AND EDGE TYPES
// ============================================================================
const nodeTypes = {
workflowNode: GenericWorkflowNode_1.GenericWorkflowNode,
};
const edgeTypes = {
workflowEdge: GenericWorkflowEdge_1.GenericWorkflowEdge,
};
// ============================================================================
// COMPONENT
// ============================================================================
/**
* Graph-based workflow visualization with drag-and-drop editing
*/
function GenericWorkflowCanvas({ workflow, currentStageId, config = {}, onWorkflowChange, onNodeClick, onEdgeClick, readOnly = false, }) {
// Merge config with defaults
const canvasConfig = {
...canvas_config_1.defaultCanvasConfig,
...config,
};
// Convert workflow to ReactFlow format
const initialGraphResult = (0, react_1.useMemo)(() => {
return (0, linear_to_graph_1.linearToGraphSync)(workflow);
}, [workflow]); // Re-convert when workflow changes
const [nodes, setNodes, onNodesChange] = (0, react_2.useNodesState)(initialGraphResult.success && initialGraphResult.data
? initialGraphResult.data.nodes
: []);
const [edges, setEdges, onEdgesChange] = (0, react_2.useEdgesState)(initialGraphResult.success && initialGraphResult.data
? initialGraphResult.data.edges
: []);
// Update node active/completed state when currentStageId changes
(0, react_1.useEffect)(() => {
setNodes((nds) => nds.map((node) => {
const isActive = node.id === currentStageId;
const isCompleted = currentStageId !== undefined && node.data.stage.order < (workflow.stages.find((s) => s.id === currentStageId)?.order ?? Infinity);
return {
...node,
data: {
...node.data,
isActive,
isCompleted,
},
};
}));
}, [currentStageId, workflow.stages, setNodes]);
// Handle node click
const handleNodeClick = (0, react_1.useCallback)((_event, node) => {
if (onNodeClick) {
onNodeClick(node.id);
}
}, [onNodeClick]);
// Handle edge click
const handleEdgeClick = (0, react_1.useCallback)((_event, edge) => {
if (onEdgeClick && edge.data) {
const edgeData = edge.data;
onEdgeClick(edgeData.transition.id);
}
}, [onEdgeClick]);
// Handle edge connection (if not read-only)
const onConnect = (0, react_1.useCallback)((connection) => {
if (readOnly || !onWorkflowChange) {
return;
}
setEdges((eds) => (0, react_2.addEdge)(connection, eds));
// Create new transition
const newTransition = {
id: `transition-${connection.source}-${connection.target}`,
from: connection.source,
to: connection.target,
name: `${connection.source} → ${connection.target}`,
};
const updatedWorkflow = {
...workflow,
transitions: [
...workflow.transitions,
newTransition,
],
};
onWorkflowChange(updatedWorkflow);
}, [readOnly, onWorkflowChange, workflow, setEdges]);
// Handle nodes change (position updates)
const handleNodesChange = (0, react_1.useCallback)((changes) => {
onNodesChange(changes);
// If workflow change callback exists, update stage positions in metadata
if (onWorkflowChange && !readOnly) {
// Debounce updates
setTimeout(() => {
setNodes((currentNodes) => {
const updatedStages = workflow.stages.map((stage) => {
const node = currentNodes.find((n) => n.id === stage.id);
if (!node) {
return stage;
}
return {
...stage,
metadata: {
...(stage.metadata || {}),
position: {
x: node.position.x,
y: node.position.y,
},
},
};
});
const updatedWorkflow = {
...workflow,
stages: updatedStages,
};
onWorkflowChange(updatedWorkflow);
return currentNodes;
});
}, 300);
}
}, [onNodesChange, onWorkflowChange, workflow, readOnly, setNodes]);
return (react_1.default.createElement("div", { style: { width: '100%', height: '600px' } },
react_1.default.createElement(react_2.ReactFlow, { nodes: nodes, edges: edges, onNodesChange: handleNodesChange, onEdgesChange: onEdgesChange, onConnect: onConnect, onNodeClick: handleNodeClick, onEdgeClick: handleEdgeClick, nodeTypes: nodeTypes, edgeTypes: edgeTypes, fitView: canvasConfig.fitView, snapToGrid: canvasConfig.snapToGrid, snapGrid: [canvasConfig.gridSize ?? 15, canvasConfig.gridSize ?? 15], nodesDraggable: !readOnly && canvasConfig.nodesDraggable, nodesConnectable: !readOnly && canvasConfig.nodesConnectable, elementsSelectable: canvasConfig.elementsSelectable, onNodesDelete: () => { }, onEdgesDelete: () => { } },
canvasConfig.background && canvasConfig.background !== 'none' && (react_1.default.createElement(react_2.Background, { variant: canvasConfig.background, gap: canvasConfig.gridSize })),
canvasConfig.controls && react_1.default.createElement(react_2.Controls, null),
canvasConfig.minimap && (react_1.default.createElement(react_2.MiniMap, { nodeColor: (node) => {
const nodeData = node.data;
if (nodeData.isActive)
return '#3b82f6';
if (nodeData.isCompleted)
return '#10b981';
return '#9ca3af';
}, maskColor: "rgba(0, 0, 0, 0.2)" })))));
}
GenericWorkflowCanvas.displayName = 'GenericWorkflowCanvas';
exports.default = GenericWorkflowCanvas;