import { ErrorCode, McpError } from '@modelcontextprotocol/sdk/types.js';
import { getLinearClient } from '../../utils/linear-client.js';
import { defineTool } from '../shared/tool-definition.js';
import { z } from 'zod';
import { mapProjectToOutput, getAvailableProjectsMessage } from './shared.js';
const ProjectUpdateSchema = {
// Required
id: z.string().uuid().describe('Project UUID'),
// Basic information
name: z.string().min(1).optional().describe('New project name'),
description: z.string().optional().describe('New description in markdown'),
content: z.string().optional().describe('New content in markdown'),
// Dates
startDate: z.string().datetime().optional().describe('New start date (ISO format)'),
targetDate: z.string().datetime().optional().describe('New target date (ISO format)'),
// Teams
teamIds: z.array(z.string().uuid()).optional().describe('Team UUIDs to associate with'),
};
export const updateProjectTool = defineTool({
name: 'update_project',
description: 'Update an existing Linear project',
inputSchema: ProjectUpdateSchema,
handler: async ({ id, ...updateFields }) => {
const linearClient = getLinearClient();
try {
// Check if project exists
const existingProject = await linearClient.project(id);
if (!existingProject) {
const availableProjectsMessage = await getAvailableProjectsMessage(linearClient);
throw new McpError(
ErrorCode.InvalidParams,
`Project with ID "${id}" not found.${availableProjectsMessage}`,
);
}
// Validate that at least one field is being updated
if (Object.keys(updateFields).length === 0) {
throw new McpError(
ErrorCode.InvalidParams,
'Must provide at least one field to update',
);
}
// Update the project
const projectPayload = await linearClient.updateProject(id, updateFields);
const updatedProject = await projectPayload.project;
if (!updatedProject) {
throw new McpError(
ErrorCode.InternalError,
`Failed to update project: No project returned. Sync ID: ${projectPayload.lastSyncId}`,
);
}
return {
content: [
{
type: 'text',
text: JSON.stringify(mapProjectToOutput(updatedProject)),
},
],
};
} catch (error) {
if (error instanceof McpError) throw error;
throw new McpError(
ErrorCode.InternalError,
`Failed to update project: ${(error as Error).message || 'Unknown error'}`,
);
}
},
});
