ClickUp MCP Server - Enhanced

# Advanced Features API Research & Implementation Design **Task:** 3.1: Research Advanced APIs (Views, Webhooks, Dependencies) (868f9p678) **Date:** August 21, 2025 **Status:** In Progress ## Executive Summary Advanced Features represent the final phase of comprehensive ClickUp API coverage, focusing on sophisticated project management capabilities including views, webhooks, dependencies, attachments, and enhanced organizational features. This research analyzes the complete Advanced Features APIs to design the implementation strategy for Phase 3. ## Current Implementation Gap ### ❌ Currently Missing (Complete Gap) The ClickUp MCP server has **NO advanced features functionality** implemented: - No views management capabilities - No webhook integration or event handling - No task dependency management - No file attachment handling - Limited tag and status management - No advanced workflow automation This represents the **final functionality gap** to achieve comprehensive ClickUp API coverage (target: 80%+ coverage). ## ClickUp Advanced Features API Analysis ### API Version & Base URL - **API Version:** v2 (Advanced Features use v2 endpoints) - **Base URL:** `https://api.clickup.com/api/v2/` - **Authentication:** Bearer token in Authorization header ## 1. Views Management API Analysis ### Views Hierarchy ``` Workspace/Team ├── Views │ ├── List Views │ ├── Board Views │ ├── Calendar Views │ ├── Gantt Views │ └── Timeline Views ├── View Configuration │ ├── Filters │ ├── Grouping │ ├── Sorting │ └── Sharing Settings └── View Templates ├── Predefined Views └── Custom Templates ``` ### 1.1 Views Management Endpoints #### Get Views - **Endpoint:** `GET /team/{team_id}/view` - **Purpose:** Retrieve views for a team - **Parameters:** - `include_closed` (optional) - Include closed views #### Create View - **Endpoint:** `POST /team/{team_id}/view` - **Purpose:** Create a new view - **Required Fields:** - `name` - View name - `type` - View type (list, board, calendar, gantt, timeline) - `parent` - Parent container (space, folder, list) - **Optional Fields:** - `grouping` - Grouping configuration - `divide` - Division settings - `sorting` - Sorting configuration - `filters` - Filter configuration - `columns` - Column configuration #### Update View - **Endpoint:** `PUT /view/{view_id}` - **Purpose:** Update view configuration - **Updatable Fields:** - `name` - View name - `grouping` - Grouping settings - `sorting` - Sort configuration - `filters` - Filter settings #### Delete View - **Endpoint:** `DELETE /view/{view_id}` - **Purpose:** Delete a view ### 1.2 View Types & Configuration #### List View - Standard task list with customizable columns - Supports filtering, sorting, grouping - Custom field display options #### Board View - Kanban-style board with status columns - Drag-and-drop task management - Swimlane grouping options #### Calendar View - Calendar display with due dates - Multiple calendar overlays - Date range filtering #### Gantt View - Project timeline visualization - Dependency visualization - Critical path analysis #### Timeline View - High-level project timeline - Milestone tracking - Resource allocation view ## 2. Webhooks API Analysis ### Webhooks Hierarchy ``` Workspace/Team ├── Webhooks │ ├── Event Subscriptions │ ├── Endpoint Configuration │ └── Security Settings ├── Events │ ├── Task Events │ ├── Comment Events │ ├── Time Tracking Events │ └── Custom Field Events └── Webhook Management ├── Testing & Validation └── Error Handling ``` ### 2.1 Webhook Management Endpoints #### Get Webhooks - **Endpoint:** `GET /team/{team_id}/webhook` - **Purpose:** List configured webhooks #### Create Webhook - **Endpoint:** `POST /team/{team_id}/webhook` - **Purpose:** Create a new webhook - **Required Fields:** - `endpoint` - Webhook URL endpoint - `events` - Array of event types to subscribe to - **Optional Fields:** - `task_id` - Specific task to monitor - `list_id` - Specific list to monitor - `folder_id` - Specific folder to monitor - `space_id` - Specific space to monitor #### Update Webhook - **Endpoint:** `PUT /webhook/{webhook_id}` - **Purpose:** Update webhook configuration #### Delete Webhook - **Endpoint:** `DELETE /webhook/{webhook_id}` - **Purpose:** Remove webhook ### 2.2 Webhook Events #### Task Events - `taskCreated` - New task created - `taskUpdated` - Task modified - `taskDeleted` - Task removed - `taskMoved` - Task moved between lists - `taskStatusUpdated` - Task status changed #### Comment Events - `taskCommentPosted` - New comment added - `taskCommentUpdated` - Comment modified #### Time Tracking Events - `taskTimeTracked` - Time entry added - `taskTimeUpdated` - Time entry modified #### Custom Field Events - `taskCustomFieldUpdated` - Custom field value changed ### 2.3 Webhook Security - HMAC signature validation - IP whitelist support - SSL/TLS requirement - Retry mechanism for failed deliveries ## 3. Task Dependencies API Analysis ### Dependencies Hierarchy ``` Tasks ├── Dependencies │ ├── Blocking Dependencies │ ├── Waiting Dependencies │ └── Dependency Chains ├── Dependency Management │ ├── Creation & Removal │ ├── Cycle Detection │ └── Critical Path Analysis └── Visualization ├── Dependency Trees └── Gantt Integration ``` ### 3.1 Dependencies Management Endpoints #### Add Task Dependency - **Endpoint:** `POST /task/{task_id}/link/{links_to}` - **Purpose:** Create dependency between tasks - **Parameters:** - `task_id` - Dependent task ID - `links_to` - Task that blocks this task - `link_type` - Dependency type (optional) #### Remove Task Dependency - **Endpoint:** `DELETE /task/{task_id}/link/{links_to}` - **Purpose:** Remove dependency relationship #### Get Task Dependencies - **Endpoint:** `GET /task/{task_id}/link` - **Purpose:** Get all dependencies for a task ### 3.2 Dependency Types - **Blocking:** Task A must complete before Task B can start - **Waiting:** Task A is waiting for Task B to complete - **Related:** Tasks are related but not blocking ## 4. Attachments API Analysis ### Attachments Hierarchy ``` Tasks ├── Attachments │ ├── File Uploads │ ├── File Metadata │ └── File Organization ├── File Management │ ├── Upload Operations │ ├── Download Access │ └── Permission Control └── File Types ├── Documents ├── Images └── Other Files ``` ### 4.1 Attachment Management Endpoints #### Upload Attachment - **Endpoint:** `POST /task/{task_id}/attachment` - **Purpose:** Upload file to task - **Method:** Multipart form data - **Parameters:** - `attachment` - File data - `filename` - File name #### Get Attachments - **Endpoint:** `GET /task/{task_id}/attachment` - **Purpose:** List task attachments #### Delete Attachment - **Endpoint:** `DELETE /task/{task_id}/attachment/{attachment_id}` - **Purpose:** Remove attachment ### 4.2 File Specifications - **Maximum File Size:** 100MB per file - **Supported Types:** All common file types - **Storage:** Secure cloud storage with CDN - **Access Control:** Task-level permissions ## 5. Enhanced Tag Management API Analysis ### Tags Hierarchy ``` Space ├── Tags │ ├── Tag Creation │ ├── Tag Organization │ └── Tag Assignment ├── Tag Management │ ├── CRUD Operations │ ├── Bulk Operations │ └── Tag Hierarchies └── Tag Usage ├── Task Tagging └── Filtering & Search ``` ### 5.1 Tag Management Endpoints #### Get Space Tags - **Endpoint:** `GET /space/{space_id}/tag` - **Purpose:** List all tags in space #### Create Tag - **Endpoint:** `POST /space/{space_id}/tag` - **Purpose:** Create new tag - **Required Fields:** - `name` - Tag name - **Optional Fields:** - `tag_fg` - Foreground color - `tag_bg` - Background color #### Update Tag - **Endpoint:** `PUT /space/{space_id}/tag/{tag_name}` - **Purpose:** Update tag properties #### Delete Tag - **Endpoint:** `DELETE /space/{space_id}/tag/{tag_name}` - **Purpose:** Remove tag ## 6. Status Management API Analysis ### Status Hierarchy ``` List/Space ├── Statuses │ ├── Status Creation │ ├── Status Configuration │ └── Status Workflows ├── Status Management │ ├── CRUD Operations │ ├── Status Transitions │ └── Workflow Rules └── Status Usage ├── Task Status Assignment └── Workflow Automation ``` ### 6.1 Status Management Endpoints #### Get Statuses - **Endpoint:** `GET /list/{list_id}/status` - **Purpose:** Get available statuses for list #### Create Status - **Endpoint:** `POST /list/{list_id}/status` - **Purpose:** Create custom status - **Required Fields:** - `status` - Status name - `color` - Status color - `type` - Status type (open, closed, custom) #### Update Status - **Endpoint:** `PUT /list/{list_id}/status/{status_id}` - **Purpose:** Update status properties #### Delete Status - **Endpoint:** `DELETE /list/{list_id}/status/{status_id}` - **Purpose:** Remove custom status ## Implementation Strategy ### Phase 3.1: Views Management Implementation (Priority: HIGH) #### Tools to Implement (8 tools): 1. **`get_views`** - Get views for team/space 2. **`create_view`** - Create custom views 3. **`update_view`** - Update view configuration 4. **`delete_view`** - Delete views 5. **`set_view_filters`** - Configure view filters 6. **`set_view_grouping`** - Set view grouping 7. **`set_view_sorting`** - Configure view sorting 8. **`get_view_tasks`** - Get tasks in view #### Technical Architecture: - **Enhanced Client:** `src/clickup-client/views-enhanced.ts` - **Validation Schemas:** `src/schemas/views-schemas.ts` - **MCP Tools:** `src/tools/views-tools.ts` ### Phase 3.2: Webhooks Implementation (Priority: HIGH) #### Tools to Implement (6 tools): 1. **`get_webhooks`** - List configured webhooks 2. **`create_webhook`** - Create webhook subscriptions 3. **`update_webhook`** - Update webhook configuration 4. **`delete_webhook`** - Remove webhooks 5. **`test_webhook`** - Test webhook delivery 6. **`get_webhook_events`** - List available events #### Technical Architecture: - **Enhanced Client:** `src/clickup-client/webhooks-enhanced.ts` - **Validation Schemas:** `src/schemas/webhooks-schemas.ts` - **MCP Tools:** `src/tools/webhooks-tools.ts` ### Phase 3.3: Dependencies & Attachments Implementation (Priority: MEDIUM) #### Dependencies Tools (4 tools): 1. **`add_task_dependency`** - Create task dependencies 2. **`remove_task_dependency`** - Remove dependencies 3. **`get_task_dependencies`** - Get dependency tree 4. **`analyze_critical_path`** - Critical path analysis #### Attachments Tools (4 tools): 1. **`upload_attachment`** - Upload files to tasks 2. **`get_attachments`** - List task attachments 3. **`delete_attachment`** - Remove attachments 4. **`get_attachment_info`** - Get file metadata ### Phase 3.4: Enhanced Tag & Status Management (Priority: MEDIUM) #### Tag Management Tools (4 tools): 1. **`get_space_tags`** - List space tags 2. **`create_tag`** - Create new tags 3. **`update_tag`** - Update tag properties 4. **`delete_tag`** - Remove tags #### Status Management Tools (4 tools): 1. **`get_statuses`** - List available statuses 2. **`create_status`** - Create custom statuses 3. **`update_status`** - Update status properties 4. **`delete_status`** - Remove statuses ## Implementation Complexity Assessment ### Views Management Complexity: **MEDIUM-HIGH** - **API Complexity:** High - complex view configurations - **Data Structures:** Complex - nested filter/grouping objects - **Business Logic:** High - view rendering and configuration - **Integration:** Medium - integration with existing task tools ### Webhooks Complexity: **HIGH** - **API Complexity:** Medium - standard CRUD operations - **Security Requirements:** High - HMAC validation, SSL requirements - **Event Handling:** High - complex event subscription management - **Integration:** High - external system integration ### Dependencies Complexity: **MEDIUM** - **API Complexity:** Low - simple relationship management - **Data Structures:** Medium - dependency trees and cycles - **Business Logic:** Medium - critical path analysis - **Integration:** Medium - Gantt view integration ### Attachments Complexity: **MEDIUM** - **API Complexity:** Medium - file upload handling - **File Management:** Medium - multipart uploads, metadata - **Storage Integration:** Low - ClickUp handles storage - **Integration:** Low - task-level attachment management ### Tags & Status Complexity: **LOW-MEDIUM** - **API Complexity:** Low - standard CRUD operations - **Data Structures:** Simple - basic tag/status objects - **Business Logic:** Low - straightforward management - **Integration:** Medium - workflow integration ## Success Criteria ### Views Management Success Criteria: - ✅ AI agents can create and manage custom views - ✅ All view types supported (list, board, calendar, gantt, timeline) - ✅ Advanced filtering and grouping capabilities - ✅ View sharing and collaboration features ### Webhooks Success Criteria: - ✅ Complete webhook lifecycle management - ✅ All event types supported - ✅ Secure webhook validation and delivery - ✅ Integration testing and debugging tools ### Dependencies Success Criteria: - ✅ Full task dependency management - ✅ Dependency visualization and analysis - ✅ Critical path calculation - ✅ Cycle detection and prevention ### Attachments Success Criteria: - ✅ File upload and management capabilities - ✅ All file types supported within limits - ✅ Secure file access and permissions - ✅ Integration with task workflows ### Tags & Status Success Criteria: - ✅ Complete tag and status management - ✅ Bulk operations and organization - ✅ Workflow integration - ✅ Advanced filtering and search ## Estimated Implementation Effort - **Views Management Implementation:** 3-4 development sessions - **Webhooks Implementation:** 3-4 development sessions - **Dependencies & Attachments:** 2-3 development sessions - **Enhanced Tag & Status Management:** 2-3 development sessions - **Testing & Integration:** 2 development sessions - **Total Phase 3 Effort:** 12-16 development sessions ## Security Considerations ### Webhook Security - HMAC signature validation required - SSL/TLS encryption mandatory - IP whitelist configuration - Rate limiting and abuse prevention ### File Upload Security - File type validation - Size limit enforcement - Malware scanning integration - Access control validation ### API Security - Authentication token validation - Permission-based access control - Rate limiting implementation - Input validation and sanitization ## Next Steps 1. **Complete Advanced APIs Research** - Finalize endpoint analysis 2. **Design Enhanced Clients** - Architecture for all advanced features 3. **Implement Validation Schemas** - Zod schemas for all operations 4. **Develop MCP Tools** - Complete tool implementation in phases 5. **Security Implementation** - Webhook validation and file security 6. **Integration Testing** - Ensure compatibility with existing tools **Research Status: 🔄 IN PROGRESS** - Comprehensive advanced features analysis and architecture design underway.