"use client"

import { z } from "zod"
import { useForm } from "react-hook-form"
import { zodResolver } from "@hookform/resolvers/zod"
import { Plus, Save } from "lucide-react"
import { Button } from "@/shared/components/ui/button"
import { FieldGroup } from "@/shared/components/ui/field"
import { Rhform, RhfTextField, RhfTextareaField } from "@/shared/components/form"
import { toast } from "sonner"
import { useAuthApi } from "@/shared/useApi"
import { useEffect } from "react"

// ── Schema ──

const insuranceTypeSchema = z.object({
    name: z.string().min(1, "Name is required"),
    description: z.string().min(1, "Description is required"),
})

type InsuranceTypeFormValues = z.infer<typeof insuranceTypeSchema>

// ── Props ──

type InsuranceTypeFormProps = {
    resourceId?: string | null
    initialData?: any
    onSuccess?: () => void
}

// ── Component ──

export function InsuranceTypeForm({ resourceId, initialData, onSuccess }: InsuranceTypeFormProps) {
    const api = useAuthApi()
    const isEditing = !!resourceId

    const form = useForm<InsuranceTypeFormValues>({
        resolver: zodResolver(insuranceTypeSchema),
        defaultValues: { name: "", description: "" },
    })

    // Pre-fill when editing
    useEffect(() => {
        if (initialData) {
            const d = initialData?.data ?? initialData
            form.reset({ name: d.title ?? "", description: d.description ?? "" })
        }
    }, [initialData, form])

    const handleSubmit = async (values: InsuranceTypeFormValues) => {
        try {
            const promise = isEditing
                ? api.insuranceTypes.update(resourceId!, { title: values.name, description: values.description } as any)
                : api.insuranceTypes.create({ title: values.name, description: values.description } as any)

            toast.promise(promise, {
                loading: isEditing ? "Updating..." : "Creating...",
                success: isEditing ? "Updated successfully" : "Created successfully",
                error: isEditing ? "Failed to update" : "Failed to create",
            })

            await promise
            form.reset()
            onSuccess?.()
        } catch {
            // toast already shown
        }
    }

    return (
        <Rhform form={form} onSubmit={handleSubmit}>
            <FieldGroup>
                <RhfTextField
                    name="name"
                    label="Name"
                    placeholder="e.g. Comprehensive"
                    required
                />
                <RhfTextareaField
                    name="description"
                    label="Description"
                    placeholder="e.g. Comprehensive insurance coverage for vehicles"
                    rows={3}
                    required
                />
                <Button type="submit" disabled={form.formState.isSubmitting}>
                    {isEditing ? <Save className="h-4 w-4" /> : <Plus className="h-4 w-4" />}
                    {form.formState.isSubmitting
                        ? (isEditing ? "Updating..." : "Creating...")
                        : (isEditing ? "Update" : "Create")}
                </Button>
            </FieldGroup>
        </Rhform>
    )
}
