import { createSkinSnapshot, deleteSkinSnapshot, getSkinSnapshots, updateSkinSnapshot } from '$lib/api';
import { fail } from '@sveltejs/kit';
import type { Actions, PageServerLoad } from './$types';

export const load: PageServerLoad = async ({ url }) => {
	const overall_state = url.searchParams.get('overall_state') ?? undefined;
	const snapshots = await getSkinSnapshots({ overall_state });
	return { snapshots, overall_state };
};

export const actions: Actions = {
	create: async ({ request }) => {
		const form = await request.formData();
		const snapshot_date = form.get('snapshot_date') as string;
		const overall_state = form.get('overall_state') as string;
		const texture = form.get('texture') as string;
		const notes = form.get('notes') as string;
		const hydration_level = form.get('hydration_level') as string;
		const sensitivity_level = form.get('sensitivity_level') as string;
		const barrier_state = form.get('barrier_state') as string;
		const active_concerns_raw = form.get('active_concerns') as string;
		const priorities_raw = form.get('priorities') as string;

		if (!snapshot_date) {
			return fail(400, { error: 'Date is required' });
		}

		const active_concerns = active_concerns_raw
			?.split(',')
			.map((c) => c.trim())
			.filter(Boolean) ?? [];

		const priorities = priorities_raw
			?.split(',')
			.map((p) => p.trim())
			.filter(Boolean) ?? [];

		const skin_type = form.get('skin_type') as string;
		const sebum_tzone = form.get('sebum_tzone') as string;
		const sebum_cheeks = form.get('sebum_cheeks') as string;

		const body: Record<string, unknown> = { snapshot_date, active_concerns, priorities };
		if (overall_state) body.overall_state = overall_state;
		if (texture) body.texture = texture;
		if (notes) body.notes = notes;
		if (hydration_level) body.hydration_level = Number(hydration_level);
		if (sensitivity_level) body.sensitivity_level = Number(sensitivity_level);
		if (barrier_state) body.barrier_state = barrier_state;
		if (skin_type) body.skin_type = skin_type;
		if (sebum_tzone) body.sebum_tzone = Number(sebum_tzone);
		if (sebum_cheeks) body.sebum_cheeks = Number(sebum_cheeks);

		try {
			await createSkinSnapshot(body);
			return { created: true };
		} catch (e) {
			return fail(500, { error: (e as Error).message });
		}
	},

	update: async ({ request }) => {
		const form = await request.formData();
		const id = form.get('id') as string;
		const snapshot_date = form.get('snapshot_date') as string;
		const overall_state = form.get('overall_state') as string;
		const texture = form.get('texture') as string;
		const notes = form.get('notes') as string;
		const hydration_level = form.get('hydration_level') as string;
		const sensitivity_level = form.get('sensitivity_level') as string;
		const barrier_state = form.get('barrier_state') as string;
		const active_concerns_raw = form.get('active_concerns') as string;
		const priorities_raw = form.get('priorities') as string;
		const skin_type = form.get('skin_type') as string;
		const sebum_tzone = form.get('sebum_tzone') as string;
		const sebum_cheeks = form.get('sebum_cheeks') as string;

		if (!id) return fail(400, { error: 'Missing id' });

		const active_concerns = active_concerns_raw
			?.split(',')
			.map((c) => c.trim())
			.filter(Boolean) ?? [];

		const priorities = priorities_raw
			?.split(',')
			.map((p) => p.trim())
			.filter(Boolean) ?? [];

		const body: Record<string, unknown> = { active_concerns, priorities };
		if (snapshot_date) body.snapshot_date = snapshot_date;
		if (overall_state) body.overall_state = overall_state;
		if (texture) body.texture = texture;
		if (notes) body.notes = notes;
		if (hydration_level) body.hydration_level = Number(hydration_level);
		if (sensitivity_level) body.sensitivity_level = Number(sensitivity_level);
		if (barrier_state) body.barrier_state = barrier_state;
		if (skin_type) body.skin_type = skin_type;
		if (sebum_tzone) body.sebum_tzone = Number(sebum_tzone);
		if (sebum_cheeks) body.sebum_cheeks = Number(sebum_cheeks);

		try {
			await updateSkinSnapshot(id, body);
			return { updated: true };
		} catch (e) {
			return fail(500, { error: (e as Error).message });
		}
	},

	delete: async ({ request }) => {
		const form = await request.formData();
		const id = form.get('id') as string;
		if (!id) return fail(400, { error: 'Missing id' });
		try {
			await deleteSkinSnapshot(id);
			return { deleted: true };
		} catch (e) {
			return fail(500, { error: (e as Error).message });
		}
	}
};