43 lines
2.1 KiB
TypeScript
43 lines
2.1 KiB
TypeScript
'use client';
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import { parseAllianceClaim, type AllianceClaim } from '@/game/alliance-promises';
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type Partner = { id: string; name: string };
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export function allianceClaimInputError(value: unknown, partners?: readonly Partner[]): string | null {
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try {
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const claim = parseAllianceClaim(value);
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return partners && !partners.some(partner => partner.id === claim.partner)
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? 'Choose one of the current alliance partners.' : null;
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} catch (error) { return error instanceof Error ? error.message : 'Choose the current turn and another player.'; }
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}
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/** The parent supplies this Nexus turn and its current named-other choices. */
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export function AllianceClaimFields(props: {
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value: AllianceClaim;
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onChange: (claim: AllianceClaim) => void;
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partners: readonly Partner[];
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disabled?: boolean;
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}) {
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const error = allianceClaimInputError(props.value, props.partners);
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return <fieldset className="grid gap-2" disabled={props.disabled} aria-label="Final alliance at this Nexus close">
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<legend>Final alliance at this Nexus close</legend>
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<p>Turn {props.value.turn} · Current Nexus</p>
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<label htmlFor="truth-alliance-partner">Named alliance partner</label>
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<select id="truth-alliance-partner" disabled={props.disabled}
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value={props.partners.some(partner => partner.id === props.value.partner) ? props.value.partner : ''}
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onChange={event => {
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const next = { ...props.value, partner: event.currentTarget.value };
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if (!props.disabled && !allianceClaimInputError(next, props.partners)) props.onChange(parseAllianceClaim(next));
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}}>
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<option value="">Choose another player</option>
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{props.partners.map(partner => <option key={partner.id} value={partner.id}>{partner.name}</option>)}
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</select>
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{error && <p role="alert">{error}</p>}
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<p className="fine">
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This asks about actual membership when this Nexus closes. Offers alone are not alliances.
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A Yes needs an existing alliance or a real reciprocal invitation; it cannot promise the other player’s consent.
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Otherwise No or unknown may apply, and the holder can ask again or save the card.
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</p>
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</fieldset>;
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}
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