import { ref } from 'vue'
import { useToast } from './useToast'
import { useApi } from './useApi'

const pieces = ref([])
const loading = ref(false)

export function usePieces() {
  const { showSuccess, showError, showInfo } = useToast()
  const { get, post, patch, delete: del } = useApi()

  const loadPieces = async () => {
    loading.value = true
    try {
      const result = await get('/pieces')
      if (result.success) {
        pieces.value = result.data
        showInfo(`Chargement de ${pieces.value.length} pièce(s) réussi`)
      }
    } catch (error) {
      console.error('Erreur lors du chargement des pièces:', error)
    } finally {
      loading.value = false
    }
  }

  const getPiecesByMachine = async (machineId) => {
    loading.value = true
    try {
      const result = await get(`/pieces/machine/${machineId}`)
      if (result.success) {
        return { success: true, data: result.data }
      }
      return { success: false, error: result.error }
    } catch (error) {
      console.error('Erreur lors du chargement des pièces:', error)
      return { success: false, error: error.message }
    } finally {
      loading.value = false
    }
  }

  const getPiecesByComposant = async (composantId) => {
    loading.value = true
    try {
      const result = await get(`/pieces/composant/${composantId}`)
      if (result.success) {
        return { success: true, data: result.data }
      }
      return { success: false, error: result.error }
    } catch (error) {
      console.error('Erreur lors du chargement des pièces:', error)
      return { success: false, error: error.message }
    } finally {
      loading.value = false
    }
  }

  const createPiece = async (pieceData) => {
    loading.value = true
    try {
      const result = await post('/pieces', pieceData)
      if (result.success) {
        pieces.value.push(result.data)
        showSuccess(`Pièce "${pieceData.name}" créée avec succès`)
      }
      return result
    } catch (error) {
      console.error('Erreur lors de la création de la pièce:', error)
      return { success: false, error: error.message }
    } finally {
      loading.value = false
    }
  }

  const updatePieceData = async (id, pieceData) => {
    loading.value = true
    try {
      const result = await patch(`/pieces/${id}`, pieceData)
      if (result.success) {
        const index = pieces.value.findIndex(piece => piece.id === id)
        if (index !== -1) {
          pieces.value[index] = result.data
        }
        showSuccess(`Pièce "${pieceData.name}" mise à jour avec succès`)
      }
      return result
    } catch (error) {
      console.error('Erreur lors de la mise à jour de la pièce:', error)
      return { success: false, error: error.message }
    } finally {
      loading.value = false
    }
  }

  const deletePiece = async (id) => {
    loading.value = true
    try {
      const result = await del(`/pieces/${id}`)
      if (result.success) {
        const deletedPiece = pieces.value.find(piece => piece.id === id)
        pieces.value = pieces.value.filter(piece => piece.id !== id)
        showSuccess(`Pièce "${deletedPiece?.name || 'inconnu'}" supprimée avec succès`)
      }
      return result
    } catch (error) {
      console.error('Erreur lors de la suppression de la pièce:', error)
      return { success: false, error: error.message }
    } finally {
      loading.value = false
    }
  }

  const getPieceById = (id) => {
    return pieces.value.find(piece => piece.id === id)
  }

  const getPieces = () => pieces.value
  const isLoading = () => loading.value

  return {
    pieces,
    loading,
    loadPieces,
    getPiecesByMachine,
    getPiecesByComposant,
    createPiece,
    updatePiece: updatePieceData,
    deletePiece,
    getPieceById,
    getPieces,
    isLoading
  }
}