import {
	App,
	Plugin,
	PluginSettingTab,
	Setting,
	moment,
	Vault,
	Notice,
} from "obsidian";
import { nouns } from "./nouns.js";
import { adjectives } from "./adjectives.js";
import { capitalize, sample } from "lodash-es";

interface ScrapsPluginSettings {
	scrapsRootDir: string;
	scrapsPathFormat: string;
	scrapsFileName: string;
}

const DEFAULT_SETTINGS: ScrapsPluginSettings = {
	scrapsRootDir: "_Scraps",
	scrapsPathFormat: "MM MMM/R",
	scrapsFileName: "ddd MMM DD hhmmssa",
};

function getFormattedDate(format: string): string {
	const momentFormatted = moment().format(format);
	const currentWeek = Math.ceil(moment().date() / 7);
	return momentFormatted.replace("R", `Week ${currentWeek}`);
}

async function mkdirp(vault: Vault, folderPath: string): Promise<void> {
	const pathParts = folderPath.split("/");

	// Start building the path incrementally
	let currentPath = "";

	for (const part of pathParts) {
		currentPath = currentPath ? `${currentPath}/${part}` : part;

		try {
			// Check if folder exists
			if (!vault.getAbstractFileByPath(currentPath)) {
				// Create the folder if it doesn't exist
				await vault.createFolder(currentPath);
			}
		} catch (error) {
			console.error(`Error creating folder ${currentPath}:`, error);
			throw error;
		}
	}
}

export default class ScrapsPlugin extends Plugin {
	settings: ScrapsPluginSettings;

	async ensureScrapDir(): Promise<string> {
		const pathname = `${this.getScrapDir()}`;

		await mkdirp(this.app.vault, pathname);

		return pathname;
	}

	getScrapDir(): string {
		return `${this.settings.scrapsRootDir}/${getFormattedDate(
			this.settings.scrapsPathFormat
		)}`;
	}

	getScrapFileName(): string {
		const adj = capitalize(sample(adjectives));
		const noun = capitalize(sample(nouns));
		return `Scrap ${adj} ${noun}.md`;
	}

	getScrapFilePath(): string {
		return `${this.getScrapDir()}/${this.getScrapFileName()}`;
	}

	async createScrap() {
		await this.ensureScrapDir();
		const newScrap = await this.app.vault.create(
			this.getScrapFilePath(),
			""
		);

		await this.app.workspace.getLeaf(false).openFile(newScrap);
	}

	async convertToScrap() {
		const currentFile = this.app.workspace.getActiveFile();

		if (currentFile === null) {
			new Notice("No file is currently open");
			return;
		}

		await this.ensureScrapDir();

		await this.app.fileManager.renameFile(
			currentFile,
			this.getScrapFilePath()
		);
	}

	async onload() {
		await this.loadSettings();
		this.addSettingTab(new ScrapsSettingTab(this.app, this));

		this.addCommand({
			id: "scraps-new",
			name: "Scraps: Create new Scrap",
			icon: "badge-plus",
			callback: async () => {
				this.createScrap();
			},
		});

		this.addRibbonIcon("badge-plus", "Create new Scrap", async () => {
			this.createScrap();
		});

		this.addCommand({
			id: "scraps-convert",
			name: "Scraps: Convert current file to Scrap",
			icon: "file-plus",
			editorCallback: async () => this.convertToScrap(),
		});

		this.addRibbonIcon("file-plus", "Convert file to Scrap", async () => {
			this.convertToScrap();
		});

		this.addCommand({
			id: "scraps-copy",
			name: "Scraps: Copy current file to Scraps",
			icon: "copy-plus",
			editorCallback: async () => {
				const currentFile = this.app.workspace.getActiveFile();

				if (currentFile === null) {
					new Notice("No file is currently open");
					return;
				}

				await this.ensureScrapDir();

				const newScrap = await this.app.vault.copy(
					currentFile,
					this.getScrapFilePath()
				);

				await this.app.workspace.getLeaf(false).openFile(newScrap);
			},
		});
	}

	onunload() {}

	async loadSettings() {
		this.settings = Object.assign(
			{},
			DEFAULT_SETTINGS,
			await this.loadData()
		);
	}

	async saveSettings() {
		await this.saveData(this.settings);
	}
}

class ScrapsSettingTab extends PluginSettingTab {
	plugin: ScrapsPlugin;

	constructor(app: App, plugin: ScrapsPlugin) {
		super(app, plugin);
		this.plugin = plugin;
	}

	display(): void {
		const { containerEl } = this;

		containerEl.empty();

		new Setting(containerEl)
			.setName("Scraps Root Directory")
			.setDesc("The directory where all your scraps will be stored")
			.addText((text) =>
				text
					.setPlaceholder("Enter directory")
					.setValue(this.plugin.settings.scrapsRootDir)
					.onChange(async (value) => {
						this.plugin.settings.scrapsRootDir = value;
						await this.plugin.saveSettings();
					})
			);

		new Setting(containerEl)
			.setName("Scraps Path Format")
			.setDesc("The format of the path to the scrap")
			.addText((text) =>
				text
					.setPlaceholder("Enter format")
					.setValue(this.plugin.settings.scrapsPathFormat)
					.onChange(async (value) => {
						this.plugin.settings.scrapsPathFormat = value;
						await this.plugin.saveSettings();
					})
			);

		new Setting(containerEl)
			.setName("Scraps File Name Format")
			.setDesc("The format of the filename")
			.addText((text) =>
				text
					.setPlaceholder("Enter format")
					.setValue(this.plugin.settings.scrapsFileName)
					.onChange(async (value) => {
						this.plugin.settings.scrapsFileName = value;
						await this.plugin.saveSettings();
					})
			);
	}
}