98 lines
2.7 KiB
TypeScript
98 lines
2.7 KiB
TypeScript
/**
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* 价格历史接口（GET /pmPriceHistory/getPmPriceHistoryPublic）
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* 用于 TradeDetail.vue 折线图数据
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*/
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import { buildQuery, get } from './request'
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import type { ApiResponse } from './types'
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import type { PageResult } from './types'
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/** 单条价格历史（与 doc.json definitions["polymarket.PmPriceHistory"] 对齐） */
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export interface PmPriceHistoryItem {
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ID?: number
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createdAt?: string
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fidelity?: number
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interval?: string
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/** 市场标识 */
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market?: string
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/** 价格（通常 0–1 小数，前端展示可乘 100 为百分比） */
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price?: number
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/** 时间戳（Unix 秒） */
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time?: number
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updatedAt?: string
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}
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/** GET /pmPriceHistory/getPmPriceHistoryPublic 请求参数 */
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export interface GetPmPriceHistoryPublicParams {
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/** 市场标识（必填，用于筛选） */
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market: string
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page?: number
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pageSize?: number
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/** 数据间隔 */
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interval?: string
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/** 时间筛选 */
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time?: number
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/** 创建时间范围 */
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createdAtRange?: string[]
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fidelity?: number
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keyword?: string
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order?: string
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sort?: string
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price?: number
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}
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/** 响应 data 为 PageResult<PmPriceHistoryItem> */
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export interface PmPriceHistoryPublicResponse {
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code: number
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data?: PageResult<PmPriceHistoryItem>
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msg: string
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}
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/**
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* 获取价格历史（公开接口，无需鉴权）
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* GET /pmPriceHistory/getPmPriceHistoryPublic
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*/
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export async function getPmPriceHistoryPublic(
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params: GetPmPriceHistoryPublicParams,
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config?: { headers?: Record<string, string> },
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): Promise<PmPriceHistoryPublicResponse> {
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const { market, page = 1, pageSize = 500, interval, time, createdAtRange, fidelity, keyword, order, sort, price } = params
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const query = buildQuery({
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market,
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page,
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pageSize,
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interval,
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time,
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createdAtRange,
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fidelity,
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keyword,
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order,
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sort,
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price,
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})
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return get<PmPriceHistoryPublicResponse>('/pmPriceHistory/getPmPriceHistoryPublic', query, config)
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}
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/** 图表单点格式 [timestamp_ms, value_0_100] */
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export type ChartDataPoint = [number, number]
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/**
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* 将接口返回的 list 转为 ECharts 折线图数据
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* - time 转为毫秒时间戳
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* - price 若 ≤1 视为小数概率，乘 100；否则视为 0–100
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*/
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export function priceHistoryToChartData(list: PmPriceHistoryItem[]): ChartDataPoint[] {
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if (!list?.length) return []
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const out: ChartDataPoint[] = []
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for (const item of list) {
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const t = item.time
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const p = item.price
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if (t == null || p == null || !Number.isFinite(Number(t))) continue
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const tsMs = Number(t) < 1e12 ? Number(t) * 1000 : Number(t)
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const value = Number(p) <= 1 ? Number(p) * 100 : Number(p)
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out.push([tsMs, value])
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}
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out.sort((a, b) => a[0] - b[0])
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return out
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}
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