import { formatValue } from "./format-value";

export type LocalizedFeatureProperty = {
  key: string;
  label: string;
  value: string;
};

const PROPERTY_LABELS: Record<string, string> = {
  id: "编号",
  gid: "要素编号",
  name: "名称",
  code: "编码",
  type: "类型",
  node1: "起点节点",
  node2: "终点节点",
  from_node: "起点节点",
  to_node: "终点节点",
  diameter: "管径",
  dn: "管径",
  length: "长度",
  roughness: "粗糙系数",
  status: "状态",
  material: "材质",
  elevation: "高程",
  demand: "需水量",
  pressure: "压力",
  flow: "流量",
  velocity: "流速",
  zone: "分区",
  district: "片区",
  source: "来源",
  updated_at: "更新时间"
};

const PROPERTY_ORDER: Record<string, number> = {
  id: 10,
  gid: 11,
  name: 12,
  code: 13,
  diameter: 20,
  dn: 20,
  length: 21,
  roughness: 22,
  material: 23,
  node1: 24,
  from_node: 24,
  node2: 25,
  to_node: 25,
  elevation: 30,
  demand: 31,
  pressure: 32,
  flow: 33,
  velocity: 34,
  status: 90
};

const STATUS_LABELS: Record<string, string> = {
  active: "运行中",
  inactive: "停用",
  online: "在线",
  offline: "离线",
  open: "开启",
  closed: "关闭",
  normal: "正常",
  warning: "告警",
  critical: "严重"
};

export function getLocalizedFeatureProperties(properties: Record<string, unknown>): LocalizedFeatureProperty[] {
  return Object.entries(properties).map(([key, value]) => ({
    key,
    label: getFeaturePropertyLabel(key),
    value: formatFeaturePropertyValue(key, value)
  })).sort((first, second) => getPropertyOrder(first.key) - getPropertyOrder(second.key));
}

export function getFeaturePropertyLabel(key: string) {
  const normalizedKey = normalizePropertyKey(key);
  return PROPERTY_LABELS[normalizedKey] ?? key;
}

export function formatFeaturePropertyValue(key: string, value: unknown) {
  const normalizedKey = normalizePropertyKey(key);

  if (isStatusKey(key) && typeof value === "string") {
    return STATUS_LABELS[value.toLowerCase()] ?? value;
  }

  if ((normalizedKey === "diameter" || normalizedKey === "dn") && value !== null && value !== undefined && value !== "") {
    return `DN${formatValue(value)}`;
  }

  if ((normalizedKey === "length" || normalizedKey === "elevation") && value !== null && value !== undefined && value !== "") {
    return `${formatValue(value)} m`;
  }

  return formatValue(value);
}

function getPropertyOrder(key: string) {
  return PROPERTY_ORDER[normalizePropertyKey(key)] ?? 100;
}

function normalizePropertyKey(key: string) {
  return key.trim().replaceAll("-", "_").toLowerCase();
}

function isStatusKey(key: string) {
  return normalizePropertyKey(key) === "status";
}