Jyotisha/frontend/src/components/birth-time-intake.tsx

"use client";

import { useId, useState } from "react";
import { BirthDatePicker } from "@/components/birth-date-picker";
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
import { birthTimeConsultationOptionsCopy } from "@/lib/birth-time-consultation-consent";
import {
  birthTimeDisplayState,
  birthTimeSourceDefaults,
  birthTimeSourceOptions,
  type BirthTimeDraft,
  type BirthTimeDraftPatch,
} from "@/lib/birth-time-intake-model";

type BirthTimeIntakeProps = {
  readonly value: BirthTimeDraft;
  readonly onPatch: (patch: BirthTimeDraftPatch) => void;
};


const hours = Array.from({ length: 24 }, (_, index) => String(index).padStart(2, "0"));
const minutes = Array.from({ length: 60 }, (_, index) => String(index).padStart(2, "0"));

function splitBirthTime(value: string) {
  const [hour = "", minute = ""] = value.split(":");
  return { hour, minute };
}

type BirthClockSelectProps = {
  readonly value: string;
  readonly onChange: (value: string) => void;
};

function BirthClockSelect({ value, onChange }: BirthClockSelectProps) {
  const currentTime = value || "";
  const [timeParts, setTimeParts] = useState(() => splitBirthTime(currentTime));

  const patchTime = (part: "hour" | "minute", nextValue: string | null) => {
    if (nextValue === null) return;
    const nextParts = { ...timeParts, [part]: nextValue };
    setTimeParts(nextParts);
    if (nextParts.hour && nextParts.minute) onChange(`${nextParts.hour}:${nextParts.minute}`);
  };

  return (
    <div className="birth-time-clock-selects" aria-label="选择出生时间">
      <Select required value={timeParts.hour || null} onValueChange={(nextValue) => patchTime("hour", nextValue)}>
        <SelectTrigger aria-label="出生时间小时">
          <SelectValue placeholder="时" />
        </SelectTrigger>
        <SelectContent className="birth-time-clock-menu" style={{ width: 108, minWidth: 108 }}>
          {hours.map((hour) => <SelectItem key={hour} value={hour}>{hour}</SelectItem>)}
        </SelectContent>
      </Select>
      <span className="birth-time-clock-separator" aria-hidden="true">:</span>
      <Select required value={timeParts.minute || null} onValueChange={(nextValue) => patchTime("minute", nextValue)}>
        <SelectTrigger aria-label="出生时间分钟">
          <SelectValue placeholder="分" />
        </SelectTrigger>
        <SelectContent className="birth-time-clock-menu" style={{ width: 108, minWidth: 108 }}>
          {minutes.map((minute) => <SelectItem key={minute} value={minute}>{minute}</SelectItem>)}
        </SelectContent>
      </Select>
    </div>
  );
}

export function BirthTimeIntakeFields({ value, onPatch }: BirthTimeIntakeProps) {
  const groupId = useId();
  const source = value.birthTimeSource;
  const isConfirmed = value.birthTimeStatus === "confirmed";
  const displayState = birthTimeDisplayState(value);
  const usesClockTime = source === "hospital_record"
    || source === "family_exact"
    || source === "approximate"
    || source === "legacy_import";

  return (
    <div className="birth-time-intake">
      {displayState && (
        <section className="birth-time-profile-result" aria-label="生时校正结果">
          <div className="birth-time-profile-result-heading">
            <span>出生时间记录</span>
            <strong>{displayState.kind === "candidate" ? "候选时间" : displayState.kind === "accepted" ? "校正采用" : "引擎确认"}</strong>
          </div>
          <dl>
            <div>
              <dt>{displayState.kind === "candidate" ? "待验证候选" : "当前排盘时间"}</dt>
              <dd>{displayState.activeTime}</dd>
            </div>
            <div>
              <dt>原始填报时间</dt>
              <dd>{displayState.reportedLabel}</dd>
            </div>
          </dl>
          {displayState.kind === "candidate" && (
            <p>这仍是未确认候选，不会自动成为出生分钟；{birthTimeConsultationOptionsCopy(value)}</p>
          )}
          {displayState.kind === "accepted" && (
            <p>这是你从候选中选择的校正采用时间，并非引擎唯一确认分钟；后续排盘会使用它。</p>
          )}
        </section>
      )}
      <BirthDatePicker
        value={value.date}
        disabled={isConfirmed}
        onChange={(date) => onPatch({ date })}
      />

      {source === "legacy_import" && (
        <p className="birth-time-legacy-note">
          这是账号里已有的确认时间。本阶段保留原始记录，不在资料表内直接覆盖。
        </p>
      )}

      {!isConfirmed && <fieldset className="birth-time-source-fieldset">
        <legend>填写出生时间</legend>
        <p className="birth-time-source-intro">请填写你初始化提供的具体出生时间。</p>
        <div className="birth-time-source-list">
          {birthTimeSourceOptions.map((option) => (
            <label
              className={`birth-time-source-option ${source === option.value ? "is-selected" : ""}`}
              key={option.value}
            >
              <input
                checked={source === option.value}
                name={`birth-time-source-${groupId}`}
                type="radio"
                value={option.value}
                onChange={() => onPatch({
                  birthTimeSource: option.value,
                  birthTimeStatus: "reported",
                  time: "",
                  ...birthTimeSourceDefaults[option.value],
                })}
              />
              <span>
                <b>{option.label}</b>
                <small>{option.hint}</small>
              </span>
            </label>
          ))}
        </div>
      </fieldset>}

      {usesClockTime && (
        <div className="birth-time-detail-grid onboarding-card-reveal">
          <label>
            <span>{isConfirmed ? "当前排盘时间" : source === "approximate" ? "大概时间" : "记录时间"}</span>
            <BirthClockSelect
              key={`${source}-${value.reportedTime || value.time}`}
              value={value.reportedTime || value.time}
              onChange={(reportedTime) => onPatch({ reportedTime })}
            />
          </label>
          {source === "hospital_record" && (
            <p className="birth-time-detail-note">系统会无感检查前后 2 分钟的上升与 D9 / D10 稳定性。</p>
          )}
        </div>
      )}
    </div>
  );
}