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* @file useQuantityAdjustForm.ts
* @module dialogs/QuantityAdjustDialog/useQuantityAdjustForm
*
* @summary
* Thin orchestrator hook composing state, queries, and form management.
* Provides unified interface for quantity adjustment workflow.
*
* @enterprise
* - Composes specialized hooks (state + queries + form) into single interface
* - Handles form submission with validation and mutation
* - Manages dialog lifecycle (open/close with cleanup)
* - Enforces demo-mode restrictions (readOnly)
* - Provides comprehensive error handling with user feedback
*/
import { useForm } from 'react-hook-form';
import type { Control, UseFormStateReturn, UseFormSetValue } from 'react-hook-form';
import { zodResolver } from '@hookform/resolvers/zod';
import { useTranslation } from 'react-i18next';
import { useToast } from '../../../../context/toast';
import { adjustQuantity } from '../../../../api/inventory/mutations';
import { quantityAdjustSchema, type QuantityAdjustForm } from '../../../../api/inventory/validation';
import { useQuantityAdjustFormState } from './useQuantityAdjustFormState';
import { useQuantityAdjustFormQueries } from './useQuantityAdjustFormQueries';
import type { QuantityAdjustFormState, QuantityAdjustFormStateSetters } from './useQuantityAdjustFormState';
import type { QuantityAdjustFormQueries } from './useQuantityAdjustFormQueries';
/**
* Complete form interface combining state, queries, and form management.
*
* @interface UseQuantityAdjustFormReturn
* @extends QuantityAdjustFormState - Current state values
* @extends QuantityAdjustFormStateSetters - State mutation functions
* @extends QuantityAdjustFormQueries - Query results and data
* @property {Control<QuantityAdjustForm>} control - react-hook-form control object
* @property {UseFormStateReturn<QuantityAdjustForm>} formState - Form state (errors, dirty, etc.)
* @property {UseFormSetValue<QuantityAdjustForm>} setValue - Update form field values
* @property {() => void} onSubmit - Handle form submission
* @property {() => void} handleClose - Handle dialog close with cleanup
*/
export interface UseQuantityAdjustFormReturn
extends QuantityAdjustFormState,
QuantityAdjustFormStateSetters,
QuantityAdjustFormQueries {
control: Control<QuantityAdjustForm>;
formState: UseFormStateReturn<QuantityAdjustForm>;
setValue: UseFormSetValue<QuantityAdjustForm>;
onSubmit: () => void;
handleClose: () => void;
}
/**
* Thin orchestrator hook for quantity adjustment form.
*
* Composes:
* - State management (supplier, item, query, error)
* - Query management (suppliers, items, details, price)
* - Form management (validation, submission, error handling)
*
* Provides unified interface combining all concerns:
* - All state values and setters
* - All query results
* - Form control, state, and handlers
*
* @param open - Whether dialog is open
* @param onClose - Callback when dialog should close
* @param onAdjusted - Callback when quantity is successfully adjusted
* @param readOnly - Whether dialog is in demo/readonly mode
* @returns Unified form interface combining all concerns
*
* @example
* ```ts
* const form = useQuantityAdjustForm(open, onClose, onAdjusted);
* return (
* <>
* <Supplier suppliers={form.suppliers} onSelect={form.setSelectedSupplier} />
* <Item items={form.items} onSelect={form.setSelectedItem} />
* <QuantityInput control={form.control} />
* <Button onClick={form.onSubmit}>Apply</Button>
* </>
* );
* ```
*/
export const useQuantityAdjustForm = (
open: boolean,
onClose: () => void,
onAdjusted: () => void,
readOnly = false
): UseQuantityAdjustFormReturn => {
const { t } = useTranslation(['common', 'inventory', 'errors']);
const toast = useToast();
// ================================
// Composition: State Management
// ================================
const state = useQuantityAdjustFormState();
// ================================
// Composition: Form Management
// ================================
const { control, handleSubmit, formState, reset, setValue } = useForm<QuantityAdjustForm>({
resolver: zodResolver(quantityAdjustSchema),
defaultValues: {
itemId: '',
newQuantity: 0,
reason: 'MANUAL_UPDATE' as const,
},
});
// ================================
// Composition: Query Management
// ================================
const queries = useQuantityAdjustFormQueries(state, state, setValue, open);
// ================================
// Event Handlers
// ================================
/**
* Handle dialog close with state cleanup.
* Ensures clean state for next dialog open.
*
* @enterprise
* Prevents state pollution between dialog sessions.
*/
const handleDialogClose = () => {
state.setSelectedSupplier(null);
state.setSelectedItem(null);
state.setItemQuery('');
state.setFormError('');
reset();
onClose();
};
/**
* Handle form submission with quantity adjustment.
* Validates input and applies quantity change with audit trail.
*
* @enterprise
* - Calculates quantity delta for backend compatibility
* - Maintains audit trail through reason tracking
* - Provides user feedback on operation success/failure
* - Triggers parent component refresh for data consistency
*/
const onSubmit = handleSubmit(async (values) => {
if (!state.selectedItem) {
state.setFormError(
t('errors:inventory.selection.noItemSelected', 'Please select an item to adjust.')
);
return;
}
// Demo guard: allow exploration but block mutation
if (readOnly) {
state.setFormError(
t('common.demoDisabled', 'You are in demo mode and cannot perform this operation.')
);
return;
}
state.setFormError('');
try {
// Use the actual current quantity from the fetched item details
const actualCurrentQty = queries.effectiveCurrentQty;
// Calculate the delta from the ACTUAL current quantity
const delta = values.newQuantity - actualCurrentQty;
const success = await adjustQuantity({
id: values.itemId,
delta,
reason: values.reason,
});
if (success) {
// Show success message with the new quantity
toast(
t('inventory:quantity.quantityUpdatedTo', 'Quantity changed to {{quantity}}', {
quantity: values.newQuantity,
}),
'success'
);
onAdjusted();
handleDialogClose();
} else {
state.setFormError(
t(
'errors.inventory.requests.failedToAdjustQuantity',
'Failed to adjust quantity. Please try again.'
)
);
}
} catch (error) {
console.error('Quantity adjustment error:', error);
state.setFormError(
t(
'errors.inventory.requests.failedToAdjustQuantity',
'Failed to adjust quantity. Please try again.'
)
);
}
});
// ================================
// Return Unified Interface
// ================================
return {
// State values and setters
...state,
// Query results
...queries,
// Form management
control,
formState,
setValue,
onSubmit,
handleClose: handleDialogClose,
};
};
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