import { AbsoluteTime } from "@gnu-taler/taler-util";
import { InputLine, UIFormProps } from "./InputLine.js";
import { VNode, h } from "preact";
import { format, parse } from "date-fns";

export function InputDate<T extends object, K extends keyof T>(
  props: { pattern?: string } & UIFormProps<T, K>,
): VNode {
  const pattern = props.pattern ?? "dd/MM/yyyy";
  return (
    <InputLine<T, K>
      type="text"
      after={{
        type: "icon",
        // icon: <CalendarIcon class="h-6 w-6" />,
        icon: <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
          <path stroke-linecap="round" stroke-linejoin="round" d="M6.75 3v2.25M17.25 3v2.25M3 18.75V7.5a2.25 2.25 0 012.25-2.25h13.5A2.25 2.25 0 0121 7.5v11.25m-18 0A2.25 2.25 0 005.25 21h13.5A2.25 2.25 0 0021 18.75m-18 0v-7.5A2.25 2.25 0 015.25 9h13.5A2.25 2.25 0 0121 11.25v7.5" />
        </svg>

      }}
      converter={{
        //@ts-ignore
        fromStringUI: (v): AbsoluteTime => {
          if (!v) return AbsoluteTime.never();
          const t_ms = parse(v, pattern, Date.now()).getTime();
          return AbsoluteTime.fromMilliseconds(t_ms);
        },
        //@ts-ignore
        toStringUI: (v: AbsoluteTime) => {
          return !v || !v.t_ms
            ? ""
            : v.t_ms === "never"
              ? "never"
              : format(v.t_ms, pattern);
        },
      }}
      {...props}
    />
  );
}
