import {
	App,
	Modal,
	Notice,
	Setting,
} from 'obsidian';

import { ImmerseTask } from './types';
import ImmersePlugin from './main';

// ============ Quick Add Task Modal ============

export class QuickAddTaskModal extends Modal {
	plugin: ImmersePlugin;
	taskText: string = '';
	estimatedMinutes: number;
	selectedList: string = 'work';

	constructor(app: App, plugin: ImmersePlugin) {
		super(app);
		this.plugin = plugin;
		this.estimatedMinutes = plugin.settings.defaultEstimateMinutes;
		if (plugin.settings.lists.length > 0) {
			this.selectedList = plugin.settings.lists[0].id;
		}
	}

	onOpen() {
		const { contentEl } = this;
		contentEl.addClass('immerse-modal');
		
		contentEl.createEl('h2', { text: '⚡ Add New Task' });

		// Task text input
		new Setting(contentEl)
			.setName('Task')
			.addText(text => {
				text.setPlaceholder('What do you need to do?')
					.onChange(value => this.taskText = value);
				text.inputEl.focus();
				text.inputEl.addEventListener('keydown', (e) => {
					if (e.key === 'Enter' && this.taskText.trim()) {
						this.submitTask();
					}
				});
			});

		// Time estimate
		new Setting(contentEl)
			.setName('Estimated Time')
			.setDesc('How long do you think this will take?')
			.addDropdown(dropdown => {
				const options: Record<string, string> = {
					'5': '5 min',
					'10': '10 min',
					'15': '15 min',
					'20': '20 min',
					'25': '25 min (1 pomodoro)',
					'30': '30 min',
					'45': '45 min',
					'50': '50 min (2 pomodoros)',
					'60': '1 hour',
					'90': '1.5 hours',
					'120': '2 hours',
					'180': '3 hours',
				};
				Object.entries(options).forEach(([value, label]) => {
					dropdown.addOption(value, label);
				});
				dropdown.setValue(this.estimatedMinutes.toString());
				dropdown.onChange(value => this.estimatedMinutes = parseInt(value));
			});

		// List selection
		new Setting(contentEl)
			.setName('List')
			.addDropdown(dropdown => {
				this.plugin.settings.lists.forEach(list => {
					dropdown.addOption(list.id, `${list.icon} ${list.name}`);
				});
				dropdown.setValue(this.selectedList);
				dropdown.onChange(value => this.selectedList = value);
			});

		// Buttons
		const buttonContainer = contentEl.createEl('div', { cls: 'immerse-modal-buttons' });
		
		const cancelBtn = buttonContainer.createEl('button', { text: 'Cancel', cls: 'immerse-btn' });
		cancelBtn.addEventListener('click', () => this.close());
		
		const addBtn = buttonContainer.createEl('button', { text: 'Add Task', cls: 'immerse-btn immerse-btn-primary' });
		addBtn.addEventListener('click', () => this.submitTask());
	}

	submitTask() {
		if (this.taskText.trim()) {
			const task = this.plugin.createTask(this.taskText, this.estimatedMinutes, this.selectedList);
			this.plugin.addTask(task);
			new Notice('✅ Task added!');
			this.close();
		} else {
			new Notice('Please enter a task description');
		}
	}

	onClose() {
		const { contentEl } = this;
		contentEl.empty();
	}
}

// ============ Edit Task Modal ============

export class EditTaskModal extends Modal {
	plugin: ImmersePlugin;
	task: ImmerseTask;

	constructor(app: App, plugin: ImmersePlugin, task: ImmerseTask) {
		super(app);
		this.plugin = plugin;
		this.task = { ...task };
	}

	onOpen() {
		const { contentEl } = this;
		contentEl.addClass('immerse-modal');
		
		contentEl.createEl('h2', { text: '✏️ Edit Task' });

		new Setting(contentEl)
			.setName('Task')
			.addText(text => text
				.setValue(this.task.text)
				.onChange(value => this.task.text = value));

		new Setting(contentEl)
			.setName('Estimated Time')
			.addDropdown(dropdown => {
				const options: Record<string, string> = {
					'5': '5 min',
					'10': '10 min',
					'15': '15 min',
					'20': '20 min',
					'25': '25 min',
					'30': '30 min',
					'45': '45 min',
					'50': '50 min',
					'60': '1 hour',
					'90': '1.5 hours',
					'120': '2 hours',
					'180': '3 hours',
				};
				Object.entries(options).forEach(([value, label]) => {
					dropdown.addOption(value, label);
				});
				dropdown.setValue(this.task.estimatedMinutes.toString());
				dropdown.onChange(value => this.task.estimatedMinutes = parseInt(value));
			});

		new Setting(contentEl)
			.setName('List')
			.addDropdown(dropdown => {
				this.plugin.settings.lists.forEach(list => {
					dropdown.addOption(list.id, `${list.icon} ${list.name}`);
				});
				dropdown.setValue(this.task.list);
				dropdown.onChange(value => this.task.list = value);
			});

		new Setting(contentEl)
			.setName('Notes')
			.setDesc('Add any additional details or links')
			.addTextArea(textarea => {
				textarea
					.setValue(this.task.notes)
					.onChange(value => this.task.notes = value);
				textarea.inputEl.rows = 4;
			});

		// Show actual time if task has been worked on
		if (this.task.actualMinutes > 0) {
			new Setting(contentEl)
				.setName('Time Tracked')
				.setDesc(`You've worked on this task for ${this.plugin.formatTimeHuman(this.task.actualMinutes)}`);
		}

		const buttonContainer = contentEl.createEl('div', { cls: 'immerse-modal-buttons' });
		
		const cancelBtn = buttonContainer.createEl('button', { text: 'Cancel', cls: 'immerse-btn' });
		cancelBtn.addEventListener('click', () => this.close());
		
		const saveBtn = buttonContainer.createEl('button', { text: 'Save', cls: 'immerse-btn immerse-btn-primary' });
		saveBtn.addEventListener('click', () => {
			this.plugin.updateTask(this.task.id, this.task);
			new Notice('✅ Task updated!');
			this.close();
		});
	}

	onClose() {
		const { contentEl } = this;
		contentEl.empty();
	}
}