import api from './api'

// Types for Project Health API responses
export type RiskLevel = 'low' | 'medium' | 'high' | 'critical'
export type ScheduleStatus = 'on_track' | 'at_risk' | 'delayed'
export type ResourceStatus = 'adequate' | 'constrained' | 'overloaded'

export interface ProjectHealthItem {
  id: string
  project_id: string
  health_score: number
  risk_level: RiskLevel
  schedule_status: ScheduleStatus
  resource_status: ResourceStatus
  last_updated: string
  project_title: string
  project_status: string
  owner_name: string | null
  space_name: string | null
  task_count: number
  completed_task_count: number
  blocker_count: number
  overdue_task_count: number
}

export interface ProjectHealthSummary {
  total_projects: number
  healthy_count: number      // health_score >= 80 (low risk)
  at_risk_count: number      // health_score 60-79 (medium risk)
  high_risk_count: number    // health_score 40-59 (high risk)
  critical_count: number     // health_score < 40 (critical risk)
  average_health_score: number
  projects_with_blockers: number
  projects_delayed: number
}

export interface ProjectHealthDashboardResponse {
  projects: ProjectHealthItem[]
  summary: ProjectHealthSummary
}

// API functions
export const projectHealthApi = {
  /**
   * Get project health dashboard with all projects
   */
  getDashboard: async (): Promise<ProjectHealthDashboardResponse> => {
    const response = await api.get<ProjectHealthDashboardResponse>('/projects/health/dashboard')
    return response.data
  },

  /**
   * Get health status for a single project
   */
  getProjectHealth: async (projectId: string): Promise<ProjectHealthItem> => {
    const response = await api.get<ProjectHealthItem>(`/projects/health/${projectId}`)
    return response.data
  },
}

export default projectHealthApi