import { api } from './api'
import type { Chore, ChoreCreate, ChoreUpdate, ChoreType, ChoreAssignment, ChoreAssignmentCreate, ChoreAssignmentUpdate, ChoreHistory } from '../types/chore'
import { groupService } from './groupService'
import { apiClient, API_ENDPOINTS } from '@/services/api'
import type { Group } from '@/types/group'

export const choreService = {
  async getAllChores(): Promise<Chore[]> {
    try {
      const response = await api.get('/chores/all')
      return response.data
    } catch (error) {
      console.error('Failed to get all chores via optimized endpoint, falling back to individual calls:', error)
      return this.getAllChoresFallback()
    }
  },

  async getAllChoresFallback(): Promise<Chore[]> {
    let allChores: Chore[] = []
    try {
      const personalChores = await this.getPersonalChores()
      allChores = allChores.concat(personalChores)

      const userGroups: Group[] = await groupService.getUserGroups()
      for (const group of userGroups) {
        try {
          const groupChores = await this.getChores(group.id)
          allChores = allChores.concat(groupChores)
        } catch (groupError) {
          console.error(`Failed to get chores for group ${group.id} (${group.name}):`, groupError)
        }
      }
    } catch (error) {
      console.error('Failed to get all chores:', error)
      throw error
    }
    return allChores
  },

  async getChores(groupId: number): Promise<Chore[]> {
    const response = await api.get(`/api/v1/chores/groups/${groupId}/chores`)
    return response.data
  },

  async createChore(chore: ChoreCreate): Promise<Chore> {
    if (chore.type === 'personal') {
      const response = await api.post('/api/v1/chores/personal', chore)
      return response.data
    } else if (chore.type === 'group' && chore.group_id) {
      const response = await api.post(`/api/v1/chores/groups/${chore.group_id}/chores`, chore)
      return response.data
    } else {
      throw new Error('Invalid chore type or missing group_id for group chore')
    }
  },

  async updateChore(choreId: number, chore: ChoreUpdate): Promise<Chore> {
    if (chore.type === 'personal') {
      const response = await api.put(`/api/v1/chores/personal/${choreId}`, chore)
      return response.data
    } else if (chore.type === 'group' && chore.group_id) {
      const response = await api.put(
        `/api/v1/chores/groups/${chore.group_id}/chores/${choreId}`,
        chore,
      )
      return response.data
    } else {
      throw new Error('Invalid chore type or missing group_id for group chore update')
    }
  },

  async deleteChore(choreId: number, choreType: ChoreType, groupId?: number): Promise<void> {
    if (choreType === 'personal') {
      await api.delete(`/api/v1/chores/personal/${choreId}`)
    } else if (choreType === 'group' && groupId) {
      await api.delete(`/api/v1/chores/groups/${groupId}/chores/${choreId}`)
    } else {
      throw new Error('Invalid chore type or missing group_id for group chore deletion')
    }
  },

  async getPersonalChores(): Promise<Chore[]> {
    const response = await api.get('/api/v1/chores/personal')
    return response.data
  },

  async createAssignment(assignment: ChoreAssignmentCreate): Promise<ChoreAssignment> {
    const response = await api.post('/api/v1/chores/assignments', assignment)
    return response.data
  },

  async getMyAssignments(includeCompleted: boolean = false): Promise<ChoreAssignment[]> {
    const response = await api.get(`/api/v1/chores/assignments/my?include_completed=${includeCompleted}`)
    return response.data
  },

  async getChoreAssignments(choreId: number): Promise<ChoreAssignment[]> {
    const response = await api.get(`/api/v1/chores/chores/${choreId}/assignments`)
    return response.data
  },

  async updateAssignment(assignmentId: number, update: ChoreAssignmentUpdate): Promise<ChoreAssignment> {
    const response = await apiClient.put(`/api/v1/chores/assignments/${assignmentId}`, update)
    return response.data
  },

  async deleteAssignment(assignmentId: number): Promise<void> {
    await api.delete(`/api/v1/chores/assignments/${assignmentId}`)
  },

  async completeAssignment(assignmentId: number): Promise<ChoreAssignment> {
    const response = await api.patch(`/api/v1/chores/assignments/${assignmentId}/complete`)
    return response.data
  },

  async _original_updateGroupChore(
    groupId: number,
    choreId: number,
    chore: ChoreUpdate,
  ): Promise<Chore> {
    const response = await api.put(`/api/v1/chores/groups/${groupId}/chores/${choreId}`, chore)
    return response.data
  },

  async _original_deleteGroupChore(groupId: number, choreId: number): Promise<void> {
    await api.delete(`/api/v1/chores/groups/${groupId}/chores/${choreId}`)
  },

  async _updatePersonalChore(choreId: number, chore: ChoreUpdate): Promise<Chore> {
    const response = await api.put(`/api/v1/chores/personal/${choreId}`, chore)
    return response.data
  },

  async _deletePersonalChore(choreId: number): Promise<void> {
    await api.delete(`/api/v1/chores/personal/${choreId}`)
  },

  async getChoreHistory(choreId: number): Promise<ChoreHistory[]> {
    const response = await apiClient.get(API_ENDPOINTS.CHORES.HISTORY(choreId))
    return response.data
  },
}