import * as Acct from 'foundkey-js/built/acct';
import { defineAsyncComponent } from 'vue';
import { i18n } from '@/i18n';
import copyToClipboard from '@/scripts/copy-to-clipboard';
import { host } from '@/config';
import * as os from '@/os';
import { userActions } from '@/store';
import { $i, iAmModerator } from '@/account';
import { mainRouter } from '@/router';
import { DAY, HOUR, MINUTE, WEEK } from '@/const';

export function getUserMenu(user) {
	const meId = $i ? $i.id : null;

	async function pushList(): Promise<void> {
		const t = i18n.ts.selectList; // なぜか後で参照すると null になるので最初にメモリに確保しておく
		const lists = await os.api('users/lists/list');
		if (lists.length === 0) {
			os.alert({
				type: 'error',
				text: i18n.ts.youHaveNoLists,
			});
			return;
		}
		const { canceled, result: listId } = await os.select({
			title: t,
			items: lists.map(list => ({
				value: list.id, text: list.name,
			})),
		});
		if (canceled) return;
		os.apiWithDialog('users/lists/push', {
			listId,
			userId: user.id,
		});
	}

	async function inviteGroup(): Promise<void> {
		const groups = await os.api('users/groups/owned');
		if (groups.length === 0) {
			os.alert({
				type: 'error',
				text: i18n.ts.youHaveNoGroups,
			});
			return;
		}
		const { canceled, result: groupId } = await os.select({
			title: i18n.ts.group,
			items: groups.map(group => ({
				value: group.id, text: group.name,
			})),
		});
		if (canceled) return;
		os.apiWithDialog('users/groups/invite', {
			groupId,
			userId: user.id,
		});
	}

	async function toggleMute(): Promise<void> {
		if (user.isMuted) {
			os.apiWithDialog('mute/delete', {
				userId: user.id,
			}).then(() => {
				user.isMuted = false;
			});
		} else {
			const { canceled, result: period } = await os.select({
				title: i18n.ts.mutePeriod,
				items: [{
					value: 'indefinitely', text: i18n.ts.indefinitely,
				}, {
					value: 'tenMinutes', text: i18n.ts.tenMinutes,
				}, {
					value: 'oneHour', text: i18n.ts.oneHour,
				}, {
					value: 'oneDay', text: i18n.ts.oneDay,
				}, {
					value: 'oneWeek', text: i18n.ts.oneWeek,
				}],
				default: 'indefinitely',
			});
			if (canceled) return;

			const expiresAt = period === 'indefinitely' ? null
				: period === 'tenMinutes' ? Date.now() + (MINUTE * 10)
				: period === 'oneHour' ? Date.now() + HOUR
				: period === 'oneDay' ? Date.now() + DAY
				: period === 'oneWeek' ? Date.now() + WEEK
				: null;

			os.apiWithDialog('mute/create', {
				userId: user.id,
				expiresAt,
			}).then(() => {
				user.isMuted = true;
			});
		}
	}

	async function toggleRenoteMute(): Promise<void> {
		os.apiWithDialog(user.isRenoteMuted ? 'renote-mute/delete' : 'renote-mute/create', {
			userId: user.id,
		}).then(() => {
			user.isRenoteMuted = !user.isRenoteMuted;
		});
	}

	async function toggleBlock(): Promise<void> {
		if (!await getConfirmed(user.isBlocking ? i18n.ts.unblockConfirm : i18n.ts.blockConfirm)) return;

		os.apiWithDialog(user.isBlocking ? 'blocking/delete' : 'blocking/create', {
			userId: user.id,
		}).then(() => {
			user.isBlocking = !user.isBlocking;
		});
	}

	async function toggleSilence(): Promise<void> {
		if (!await getConfirmed(i18n.t(user.isSilenced ? 'unsilenceConfirm' : 'silenceConfirm'))) return;

		os.apiWithDialog(user.isSilenced ? 'admin/unsilence-user' : 'admin/silence-user', {
			userId: user.id,
		}).then(() => {
			user.isSilenced = !user.isSilenced;
		});
	}

	async function toggleSuspend(): Promise<void> {
		if (!await getConfirmed(i18n.t(user.isSuspended ? 'unsuspendConfirm' : 'suspendConfirm'))) return;

		os.apiWithDialog(user.isSuspended ? 'admin/unsuspend-user' : 'admin/suspend-user', {
			userId: user.id,
		}).then(() => {
			user.isSuspended = !user.isSuspended;
		});
	}

	function reportAbuse(): void {
		os.popup(defineAsyncComponent(() => import('@/components/abuse-report-window.vue')), {
			user,
		}, {}, 'closed');
	}

	async function getConfirmed(text: string): Promise<boolean> {
		const confirm = await os.confirm({
			type: 'warning',
			title: 'confirm',
			text,
		});

		return !confirm.canceled;
	}

	async function invalidateFollow(): Promise<void> {
		os.apiWithDialog('following/invalidate', {
			userId: user.id,
		}).then(() => {
			user.isFollowed = !user.isFollowed;
		});
	}

	let menu = [{
		icon: 'fas fa-at',
		text: i18n.ts.copyUsername,
		action: () => {
			copyToClipboard(`@${user.username}@${user.host || host}`);
		},
	}, {
		icon: 'fas fa-info-circle',
		text: i18n.ts.info,
		action: () => {
			os.pageWindow(`/user-info/${user.id}`);
		},
	}, {
		icon: 'fas fa-envelope',
		text: i18n.ts.sendMessage,
		action: () => {
			os.post({ specified: user });
		},
	}, meId !== user.id ? {
		type: 'link',
		icon: 'fas fa-comments',
		text: i18n.ts.startMessaging,
		to: '/my/messaging/' + Acct.toString(user),
	} : undefined, null, {
		icon: 'fas fa-list-ul',
		text: i18n.ts.addToList,
		action: pushList,
	}, meId !== user.id ? {
		icon: 'fas fa-users',
		text: i18n.ts.inviteToGroup,
		action: inviteGroup,
	} : undefined] as any;

	if ($i && meId !== user.id) {
		menu = menu.concat([null, {
			icon: user.isRenoteMuted ? 'fas fa-eye' : 'fas fa-eye-slash',
			text: user.isRenoteMuted ? i18n.ts.renoteUnmute : i18n.ts.renoteMute,
			action: toggleRenoteMute,
		}, {
			icon: user.isMuted ? 'fas fa-eye' : 'fas fa-eye-slash',
			text: user.isMuted ? i18n.ts.unmute : i18n.ts.mute,
			action: toggleMute,
		}, {
			icon: 'fas fa-ban',
			text: user.isBlocking ? i18n.ts.unblock : i18n.ts.block,
			action: toggleBlock,
		}]);

		if (user.isFollowed) {
			menu = menu.concat([{
				icon: 'fas fa-unlink',
				text: i18n.ts.breakFollow,
				action: invalidateFollow,
			}]);
		}

		menu = menu.concat([null, {
			icon: 'fas fa-exclamation-circle',
			text: i18n.ts.reportAbuse,
			action: reportAbuse,
		}]);

		if (iAmModerator) {
			menu = menu.concat([null, {
				icon: 'fas fa-microphone-slash',
				text: user.isSilenced ? i18n.ts.unsilence : i18n.ts.silence,
				action: toggleSilence,
			}, {
				icon: 'fas fa-snowflake',
				text: user.isSuspended ? i18n.ts.unsuspend : i18n.ts.suspend,
				action: toggleSuspend,
			}]);
		}
	}

	if ($i && meId === user.id) {
		menu = menu.concat([null, {
			icon: 'fas fa-pencil-alt',
			text: i18n.ts.editProfile,
			action: () => {
				mainRouter.push('/settings/profile');
			},
		}]);
	}

	if (userActions.length > 0) {
		menu = menu.concat([null, ...userActions.map(action => ({
			icon: 'fas fa-plug',
			text: action.title,
			action: () => {
				action.handler(user);
			},
		}))]);
	}

	return menu;
}
