"use client";

export type AdminSetting = { key: string; value: string | null; isSet: boolean; source: string; sensitive: boolean };
type Option = { value: string; label: string };
type Props = {
  setting: AdminSetting;
  label: string;
  value: string;
  help?: string;
  placeholder?: string;
  boolean?: boolean;
  numeric?: boolean;
  multiline?: boolean;
  options?: Option[];
  optionsUnavailable?: boolean;
  onChange: (value: string) => void;
};

const SELECTS: Record<string, Option[]> = {
  log_level: ["DEBUG", "INFO", "WARNING", "ERROR"].map((value) => ({ value, label: value })),
  issue_confirmation_contact_attempts: Array.from({ length: 11 }, (_, index) => ({
    value: String(index),
    label: index === 0 ? "None — close when fixed" : String(index),
  })),
  issue_confirmation_interval_unit: ["days", "weeks", "months"].map((value) => ({
    value,
    label: value[0].toUpperCase() + value.slice(1),
  })),
  artwork_cache_mode: [
    { value: "remote", label: "Load from the internet" },
    { value: "cache", label: "Store locally" },
  ],
  site_banner_tone: ["info", "warning", "error", "maintenance"].map((value) => ({
    value,
    label: value[0].toUpperCase() + value.slice(1),
  })),
  magent_notify_push_provider: ["ntfy", "gotify", "pushover", "webhook", "telegram", "discord"].map((value) => ({
    value,
    label: value,
  })),
  requests_data_source: [
    { value: "always_js", label: "Read directly from Seerr" },
    { value: "prefer_cache", label: "Use saved requests" },
  ],
};

const COLOR_DEFAULTS: Record<string, string> = {
  site_banner_background_color: "#332814",
  site_banner_border_color: "#a27b32",
};

export default function SettingField(props: Props) {
  const { setting, label, value, help, placeholder, onChange } = props;
  const id = `setting-${setting.key}`;
  const options =
    props.options ??
    SELECTS[setting.key] ??
    (setting.key === "log_http_client_level" || setting.key === "log_background_sync_level"
      ? SELECTS.log_level
      : undefined);
  const selectedOptions =
    options && value && !options.some((option) => option.value === value)
      ? [{ value, label: `Current selection (${value})` }, ...options]
      : options;
  const isTime = setting.key === "requests_full_sync_time" || setting.key === "requests_cleanup_time";
  const zeroAllowed = setting.key === "log_file_backup_count";
  const minimum = zeroAllowed ? 0 : 1;
  const maximum =
    setting.key === "issue_confirmation_interval_value" ? 365 : setting.key.endsWith("_port") ? 65535 : undefined;
  const colorDefault = COLOR_DEFAULTS[setting.key];
  const pickerValue = /^#[0-9a-f]{6}$/i.test(value) ? value : colorDefault;
  const aria = { id, name: setting.key, "aria-describedby": help ? `${id}-help` : undefined };

  if (props.boolean) {
    return (
      <div className="setting-field setting-switch">
        <div>
          <label htmlFor={id}>{label}</label>
          {help && <p id={`${id}-help`}>{help}</p>}
        </div>
        <input
          {...aria}
          type="checkbox"
          role="switch"
          aria-checked={value.toLowerCase() === "true"}
          checked={value.toLowerCase() === "true"}
          onChange={(event) => onChange(String(event.target.checked))}
        />
      </div>
    );
  }

  return (
    <div className={`setting-field ${props.multiline ? "field-span-full" : ""}`}>
      <label htmlFor={id}>
        {label}
        {setting.sensitive && setting.isSet && <small>Saved</small>}
      </label>
      {props.optionsUnavailable ? (
        <select {...aria} disabled value={value}>
          <option value={value}>Save the connection, then reload available options</option>
        </select>
      ) : colorDefault ? (
        <div className="setting-color-control">
          <input
            id={`${id}-picker`}
            type="color"
            aria-label={`Choose ${label.toLowerCase()}`}
            value={pickerValue}
            onChange={(event) => onChange(event.target.value)}
          />
          <input
            {...aria}
            type="text"
            value={value}
            pattern="#[0-9A-Fa-f]{6}"
            placeholder={colorDefault}
            autoComplete="off"
            spellCheck={false}
            onChange={(event) => onChange(event.target.value)}
          />
          {value ? (
            <button type="button" className="ghost-button" onClick={() => onChange("")}>
              Use tone default
            </button>
          ) : null}
        </div>
      ) : selectedOptions ? (
        <select {...aria} value={value} onChange={(event) => onChange(event.target.value)}>
          {!value && <option value="">Choose an option</option>}
          {selectedOptions.map((option) => (
            <option key={option.value} value={option.value}>
              {option.label}
            </option>
          ))}
        </select>
      ) : props.multiline ? (
        <textarea
          {...aria}
          rows={setting.key.includes("_pem") ? 6 : 3}
          value={value}
          placeholder={placeholder}
          onChange={(event) => onChange(event.target.value)}
        />
      ) : (
        <input
          {...aria}
          type={setting.sensitive ? "password" : props.numeric ? "number" : isTime ? "time" : "text"}
          value={value}
          min={props.numeric ? minimum : undefined}
          max={props.numeric ? maximum : undefined}
          step={props.numeric ? 1 : undefined}
          autoComplete={setting.sensitive ? "new-password" : "off"}
          spellCheck={false}
          placeholder={setting.sensitive && setting.isSet ? "Leave blank to keep the saved value" : placeholder}
          onChange={(event) => onChange(event.target.value)}
        />
      )}
      {help && <p id={`${id}-help`}>{help}</p>}
    </div>
  );
}