'use server'

import { API_BASE_URL } from '@/app/actions/definitions';
import { getSessionData } from '@/app/actions/session';

interface initMessageBody {
	file_name: string,
	file_type: string,
	extension: string,
	file_size: number | string,
	action?: string,
	token?: string
}

export async function fileUpload(messageBody: initMessageBody) {
	const token = await getSessionData('token');
	if (!token) {
		return;
	}
	const message = messageBody;
	message.action = "init";
	message.token = token;

	try {
		const response = await fetch(`${API_BASE_URL}/api/v1/data`, {
			method: 'POST',
			body: JSON.stringify({
				version: 1,
				msg_id: 20004,
				message_body: message
			}),
			headers: {
				"Content-Type": "application/json",
				"Accept": "application/json"
			}
		});

		if (response.ok) {
			let parsed = await response.json() as {
				message_desc: string,
				message_body: {
					upload_id: string,
					total_chunks: number,
					chunk_size: number,
					status: string
				},
				message_code: string
			};

			if (parsed.message_desc === 'Operation successful') {
				return parsed.message_body;
			} else {
				throw parsed;
			}
		} else {
			throw (`${response.status}`);
		}
	} catch (error) {
		return error;
	}
}

export async function cancelUpload(udloadId: string) {
	try {
		const response = await fetch(`${API_BASE_URL}/api/v1/data`, {
			method: 'POST',
			body: JSON.stringify({
				version: 1,
				msg_id: 20004,
				message_body: {
					action: "cancel",
					upload_id: udloadId,
				}
			}),
			headers: {
				"Content-Type": "application/json",
				"Accept": "application/json"
			}
		});

		if (response.ok) {
			let parsed = await response.json() as {
				message_code: string,
				message_desc: string,
				message_body: {
					upload_id: string,
					message: string
				}
			};

			if (parsed.message_desc === 'Upload cancelled successfully') {
				return parsed.message_body;
			} else {
				throw parsed;
			}
		} else {
			throw (`${response.status}`);
		}
	} catch (error) {
		return error;
	}
}

export async function chunkUpload(formData: FormData) {
	console.log('chunkUpload');
	try {
		const response = await fetch(`${API_BASE_URL}/api/v1/files/chunk`, {
			method: 'POST',
			body: formData
		});
		console.log('chunkUpload fetch');
		if (response.ok) {
			let parsed = await response.json();
			console.log('chunkUpload response.ok');
			console.log(parsed);

			if (parsed.message_desc === 'Upload cancelled successfully') {
				return parsed.message_body;
			} else {
				throw parsed;
			}
		} else {
			throw (`${response.status}`);
		}

	} catch (error) {
		return error
	}
}

export async function checkChunkStatus(upload_id: string) {
	try {
		const response = await fetch(`${API_BASE_URL}/api/v1/data`, {
			method: 'POST',
			body: JSON.stringify({
				version: 1,
				msg_id: 20004,
				message_body: {
					action: 'chunks',
					upload_id
				}
			}),
			headers: {
				"Content-Type": "application/json",
				"Accept": "application/json"
			}
		});

		if (response.ok) {
			let parsed = await response.json();

			if (parsed.message_desc === 'Upload cancelled successfully') {
				return parsed.message_body;
			} else {
				throw parsed;
			}
		} else {
			throw (`${response.status}`);
		}

	} catch (error) {
		return error
	}
}

export async function getAllowedFilesExtensions(type: string) {
	try {
		const response = await fetch(`${API_BASE_URL}/api/v1/data`, {
			method: 'POST',
			body: JSON.stringify({
				version: 1,
				msg_id: 20004,
				message_body: {
					action: 'file_extension',
					file_type: type
				}
			}),
			headers: {
				"Content-Type": "application/json",
				"Accept": "application/json"
			}
		});

		if (response.ok) {
			let parsed = await response.json();

			if (parsed.message_desc === 'Operation successful') {
				return parsed.message_body;
			} else {
				throw parsed;
			}
		} else {
			throw (`${response.status}`);
		}

	} catch (error) {
		return error
	}
}