import { AddInstanceDialog } from "./add_an_instance.mjs";
import { initializeInstanceDetailsDialog } from "./confirm_instance_details.mjs";
import storageManager, { Instance } from "./storage_manager.mjs";

export function initializeAddInstanceFlow(
    detailsDialog: HTMLDialogElement,
    addDialog: HTMLDialogElement
): {
    showAddInstanceDialog: () => void,
    hideAddInstanceDialog: () => void
} {
    const instanceDetailsDialogCallback = (
        name: string,
        host: string,
        hostSecure: boolean,
        software: string,
        icon: string | null
    ) => {
        const instance: Instance = {
            name,
            origin: `http${hostSecure ? "s" : ""}://${host}`,
            software,
            iconURL: icon ?? undefined
        };
        storageManager.storage.instances.push(instance);
        storageManager.save();
        console.log("Successfully added new instance:", instance);
    };

    const {
        showInstanceDetailsDialog,
        hideInstanceDetailsDialog,
        populateInstanceDetailsDialog
    } = initializeInstanceDetailsDialog(detailsDialog, instanceDetailsDialogCallback);

    const addInstanceDialogCallback = async (
        host: string,
        secure: boolean,
        autoQueryMetadata: boolean,
    ) => {
        try {
            if (!autoQueryMetadata) throw new Error("Don't");
            const { name, software, iconURL } =
                await fetch(`/api/instance_info/${secure}/${encodeURIComponent(host)}`)
                    .then(r => r.json());
            if (
                typeof name !== "string"
                || typeof software !== "string"
                || !(typeof iconURL === "string" || iconURL === null)
            )
                throw new Error("Invalid API response");
            populateInstanceDetailsDialog(name, host, secure, software, iconURL as string | null);
        } catch {
            populateInstanceDetailsDialog(host, host, secure, "", null);
        } finally {
            showInstanceDetailsDialog();
        }
    }

    const {
        showAddInstanceDialog,
        hideAddInstanceDialog
    } = initializeAddInstanceDialog(addDialog, addInstanceDialogCallback);

    return {
        showAddInstanceDialog,
        hideAddInstanceDialog
    };
}