/** 隐患详情历史节点类型 */
export const HAZARD_NODE_TYPES = {
	SUBMIT: 'submit',
	ASSIGN: 'assign',
	RECTIFY: 'rectify',
	VERIFY: 'verify',
	WRITEOFF: 'writeoff'
};

export const HAZARD_STATUS_CLASS_MAP = {
	1: 'status-blue',
	2: 'status-orange',
	3: 'status-red',
	4: 'status-yellow',
	5: 'status-green'
};

const STATUS_NAME_CLASS_MAP = {
	待交办: 'status-blue',
	待整改: 'status-orange',
	整改中: 'status-orange',
	待验收: 'status-red',
	待销号: 'status-yellow',
	已完成: 'status-green',
	已销号: 'status-green'
};

const LEVEL_NAME_MAP = {
	2: '一般隐患',
	3: '重大隐患'
};

export function getLevelName(level) {
	return LEVEL_NAME_MAP[level] || '未知';
}

export function getStatusClass(status, statusName) {
	if (statusName && STATUS_NAME_CLASS_MAP[statusName]) {
		return STATUS_NAME_CLASS_MAP[statusName];
	}
	return HAZARD_STATUS_CLASS_MAP[status] || '';
}

const LEVEL_CLASS_MAP = {
	2: 'level-normal',
	3: 'level-major'
};

const LEVEL_NAME_CLASS_MAP = {
	一般: 'level-normal',
	一般隐患: 'level-normal',
	重大: 'level-major',
	重大隐患: 'level-major'
};

export function getStepIconPath(type, active = false) {
	const baseMap = {
		submit: 'tijiao',
		assign: 'jiaoban',
		rectify: 'zhenggai',
		verify: 'yanshou',
		writeoff: 'xiaohao'
	};
	const base = baseMap[type] || 'tijiao';
	if (base === 'zhenggai') {
		return active
			? '/static/yinhuan_detail/zhenggai_selected.png'
			: '/static/yinhuan_detail/zhenggai__unselected.png';
	}
	return `/static/yinhuan_detail/${base}__${active ? 'selected' : 'unselected'}.png`;
}

export function getLevelClass(level, levelName) {
	if (level != null && LEVEL_CLASS_MAP[level]) {
		return LEVEL_CLASS_MAP[level];
	}
	if (levelName && LEVEL_NAME_CLASS_MAP[levelName]) {
		return LEVEL_NAME_CLASS_MAP[levelName];
	}
	return '';
}

/** 将姓名数组或字符串格式化为「a、b、c」 */
export function formatNameList(names, fallback = '-') {
	if (Array.isArray(names) && names.length) {
		return names.join('、');
	}
	if (typeof names === 'string' && names.trim()) {
		const parts = names.split(/[,，、]/).map((s) => s.trim()).filter(Boolean);
		return parts.length ? parts.join('、') : names;
	}
	return fallback;
}

/** 判断是否为销号记录（type=2 或 typeName=销号） */
export function isWriteoffRecord(record) {
	if (!record) return false;
	return record.type === 2 || record.typeName === '销号';
}

function buildVerifyNode(record) {
	return {
		type: HAZARD_NODE_TYPES.VERIFY,
		nodeName: '验收',
		titlePrefix: '验收',
		operator: record.verifierName || '-',
		time: record.verifyTime || '-',
		content: {
			resultName: record.resultName || '-',
			remark: record.remark || '',
			attachments: record.attachments || [],
			signPath: record.signPath || '',
			verifyDeptName: record.verifyDeptName || '-'
		}
	};
}

function buildWriteoffNode(record) {
	return {
		type: HAZARD_NODE_TYPES.WRITEOFF,
		nodeName: '销号',
		titlePrefix: '销号',
		operator: record.verifierName || '-',
		time: record.verifyTime || '-',
		content: {
			resultName: record.resultName || '-',
			remark: record.remark || '',
			attachments: record.attachments || [],
			signPath: record.signPath || '',
			writeoffDeptName: record.writeoffDeptName || '-'
		}
	};
}

/** 合并验收/销号记录，按 verifyId 去重 */
function appendAuditNodes(list, records, seenIds) {
	(records || []).forEach((record) => {
		if (!record) return;

		const key = record.verifyId ?? record.id;
		if (key != null) {
			if (seenIds.has(key)) return;
			seenIds.add(key);
		}

		list.push(isWriteoffRecord(record) ? buildWriteoffNode(record) : buildVerifyNode(record));
	});
}

function resolveWriteoffRecords(flow) {
	return flow.writeOffs || flow.writeoffs || [];
}

/** 解析整改责任人（兼容数组、逗号分隔字符串、单人字段） */
export function resolveRectifierNames(rectify) {
	if (!rectify) return '-';
	if (Array.isArray(rectify.rectifierNames) && rectify.rectifierNames.length) {
		return rectify.rectifierNames.join('、');
	}
	if (Array.isArray(rectify.memberNames) && rectify.memberNames.length) {
		return rectify.memberNames.join('、');
	}
	return formatNameList(rectify.rectifierName, '-');
}

/**
 * 将隐患详情转为步骤历史列表（与后台 HazardDetailDrawer 保持一致）
 * @param {Object} data 隐患详情
 * @returns {Array}
 */
export function generateHazardHistory(data) {
	if (!data) return [];

	const list = [];

	list.push({
		type: HAZARD_NODE_TYPES.SUBMIT,
		nodeName: '提交',
		titlePrefix: '提交',
		operator: data.reporterName || '-',
		time: data.createdAt || '-',
		content: {
			code: data.code || '-',
			title: data.title || '-',
			source: data.source || '-',
			hazardSourceName: data.hazardSourceName || '-',
			areaName: data.areaName || '-',
			areaColor: data.areaColor || '',
			address: data.address || '-',
			level: data.level,
			levelName: data.levelName || getLevelName(data.level),
			tagName: data.tagName || '-',
			description: data.description || '-',
			attachments: data.attachments || [],
			legalBasis: data.legalBasis || data.regulationName || '-',
			reporterPhone: data.reporterPhone || '-',
			reportDeptName: data.reportDeptName || '-'
		}
	});

	if (data.assignFlows && data.assignFlows.length > 0) {
		data.assignFlows.forEach((flow) => {
			if (flow.assignId) {
				list.push({
					type: HAZARD_NODE_TYPES.ASSIGN,
					nodeName: '交办',
					titlePrefix: '交办',
					operator: flow.assignerName || '-',
					time: flow.assignTime || '-',
					content: {
						assigneeName: flow.assigneeName || '-',
						deadline: flow.deadline || '-',
						assignDeptName: flow.assignDeptName || '-',
						assignRemark: flow.assignRemark || '-',
						priorityName: flow.priorityName || '-'
					}
				});
			}
			if (flow.rectify) {
				list.push({
					type: HAZARD_NODE_TYPES.RECTIFY,
					nodeName: '整改',
					titlePrefix: '整改',
					operator: flow.rectify.rectifierName || '-',
					time: flow.rectify.rectifyTime || '-',
					content: {
						rectifyPlan: flow.rectify.rectifyPlan || '-',
						rectifyResult: flow.rectify.rectifyResult || '-',
						rectificationMeasures: flow.rectify.rectificationMeasures || '-',
						controlMeasures: flow.rectify.controlMeasures || '-',
						deadline: flow.deadline || '-',
						rectifierNames: resolveRectifierNames(flow.rectify),
						managerNames: formatNameList(flow.rectify.managerNames, '-'),
						planCost: flow.rectify.planCost,
						actualCost: flow.rectify.actualCost,
						attachments: flow.rectify.attachments || [],
						signPath: flow.rectify.signPath || '',
						rectifyStatusName: flow.rectify.rectifyStatusName || '-'
					}
				});
			}
			const seenAuditIds = new Set();
			appendAuditNodes(list, flow.verifies || [], seenAuditIds);
			appendAuditNodes(list, resolveWriteoffRecords(flow), seenAuditIds);
		});
	}

	return list;
}

const LONG_DESCRIPTION =
	'消防通道内堆放大量纸箱及杂物，影响疏散通道畅通，存在火灾安全隐患。' +
	'现场检查发现通道宽度不足1.2米，部分区域被临时物料占用，紧急情况下可能影响人员撤离。' +
	'建议立即清理并建立日常巡查机制，防止问题反弹。';

/** 开发联调前使用的 mock 详情数据（各节点均含完整假数据） */
export const MOCK_HAZARD_DETAIL = {
	id: 'mock-hazard-001',
	status: 2,
	statusName: '整改中',
	reporterName: '张三',
	reporterPhone: '13800138000',
	reportDeptName: '安全管理部',
	createdAt: '2026-06-01 09:30:00',
	code: '2026U1SL',
	title: '消防通道堆放杂物',
	level: 2,
	levelName: '一般隐患',
	source: '部门检查',
	hazardSource: 1,
	hazardSourceName: '本单位检查发现',
	areaName: '生产车间A区',
	areaColor: '#409EFF',
	address: '办公楼3层东侧消防通道',
	tagName: '消防安全',
	description: LONG_DESCRIPTION,
	legalBasis: '《中华人民共和国消防法》第二十八条',
	regulationName: '《中华人民共和国消防法》第二十八条',
	attachments: [
		{
			fileName: 'hazard-1.jpg',
			filePath: 'https://picsum.photos/seed/hazard1/200/200',
			fileType: 'image'
		},
		{
			fileName: 'hazard-2.jpg',
			filePath: 'https://picsum.photos/seed/hazard2/200/200',
			fileType: 'image'
		},
		{
			fileName: 'hazard-3.jpg',
			filePath: 'https://picsum.photos/seed/hazard3/200/200',
			fileType: 'image'
		}
	],
	assignFlows: [
		{
			assignId: 'mock-assign-001',
			assignerName: '李主管',
			assignTime: '2026-06-02 10:00:00',
			assigneeName: '王整改',
			assignDeptName: '设备保障部',
			assignRemark: '该隐患位于主疏散通道，请优先处理，务必在整改期限内完成闭环。',
			priorityName: '高',
			deadline: '2026-06-10 18:00:00',
			rectify: {
				rectifyId: 'mock-rectify-001',
				rectifierName: '王整改',
				rectifyTime: '2026-06-08 15:20:00',
				rectifyStatusName: '已完成',
				rectifyPlan:
					'立即清理消防通道杂物，并设置警示标识，后续每周巡查一次。' +
					'对责任区域进行划分，明确禁止堆放物料的范围，同时组织一次消防安全培训。',
				rectifyResult: '已完成清理，通道恢复畅通，现场已张贴禁止堆放标识。',
				rectificationMeasures: '组织人员清理杂物，划定禁止堆放区域，增加日常巡检频次。',
				controlMeasures: '安装监控并纳入日常巡检清单，发现反弹情况立即上报。',
				rectifierNames: ['王整改', '赵协助'],
				managerNames: ['李主管'],
				planCost: 500,
				actualCost: 380,
				attachments: [
					{
						fileName: 'rectify-1.jpg',
						filePath: 'https://picsum.photos/seed/rectify1/200/200',
						fileType: 'image'
					},
					{
						fileName: 'rectify-2.jpg',
						filePath: 'https://picsum.photos/seed/rectify2/200/200',
						fileType: 'image'
					}
				],
				signPath: 'https://picsum.photos/seed/sign1/300/120'
			},
			verifies: [
				{
					verifierName: '陈验收',
					verifyTime: '2026-06-09 11:00:00',
					verifyDeptName: '安全监察组',
					resultName: '通过',
					remark: '现场复查通道畅通，整改到位，未发现反弹迹象。',
					attachments: [
						{
							fileName: 'verify-1.jpg',
							filePath: 'https://picsum.photos/seed/verify1/200/200',
							fileType: 'image'
						},
						{
							fileName: 'verify-2.jpg',
							filePath: 'https://picsum.photos/seed/verify2/200/200',
							fileType: 'image'
						}
					],
					signPath: 'https://picsum.photos/seed/sign2/300/120'
				}
			],
			writeOffs: [
				{
					verifierName: '刘销号',
					verifyTime: '2026-06-10 16:30:00',
					writeoffDeptName: '公司安委会',
					resultName: '通过',
					remark: '隐患已消除，整改资料齐全，同意销号。',
					attachments: [
						{
							fileName: 'writeoff-1.jpg',
							filePath: 'https://picsum.photos/seed/writeoff1/200/200',
							fileType: 'image'
						}
					],
					signPath: 'https://picsum.photos/seed/sign3/300/120'
				}
			]
		}
	]
};