/**
 * Set Change Command
 *
 * Mutates checked-in repo-local change metadata.
 */
import path from 'node:path';
import { getChangeDir, resolveCurrentPlanningHomeSync, } from '../../core/planning-home.js';
import { readChangeMetadata, resolveSchemaForChange, writeChangeMetadata, } from '../../utils/change-metadata.js';
import { validateChangeExists } from './shared.js';
import { resolveInitiativeLinkReference, } from '../../core/collections/initiatives/index.js';
import { assertInitiativeReference, assertRepoLocalInitiativeLinkPlanningHome, formatInitiativeLink, printJson, sameInitiativeLink, statusFromError, } from './initiative-link.js';
function outputForSetChange(id, changeDir, schema, initiative, updated) {
    return {
        change: {
            id,
            path: changeDir,
            metadataPath: path.join(changeDir, '.openspec.yaml'),
            schema,
        },
        initiative,
        updated,
    };
}
function printSetChangeHuman(payload) {
    if (!payload.change || !payload.initiative) {
        return;
    }
    const verb = payload.updated ? 'Linked' : 'Change already linked';
    console.log(`${verb}: ${payload.change.id}`);
    console.log(`Initiative: ${formatInitiativeLink(payload.initiative)}`);
    console.log(`Metadata: ${payload.change.metadataPath}`);
}
export async function setChangeCommand(name, options) {
    try {
        if (!name) {
            throw new Error('Missing required argument <name>');
        }
        assertInitiativeReference(options.initiative);
        const planningHome = resolveCurrentPlanningHomeSync();
        assertRepoLocalInitiativeLinkPlanningHome(planningHome);
        const projectRoot = planningHome.root;
        const changeName = await validateChangeExists(name, projectRoot, planningHome.changesDir);
        const changeDir = getChangeDir(planningHome, changeName);
        const initiative = await resolveInitiativeLinkReference(options.initiative, {
            store: options.store,
            storePath: options.storePath,
        });
        const existingMetadata = readChangeMetadata(changeDir, projectRoot);
        const metadata = existingMetadata ?? {
            schema: resolveSchemaForChange(changeDir, undefined, projectRoot, { metadata: null }),
        };
        if (sameInitiativeLink(metadata.initiative, initiative)) {
            const payload = outputForSetChange(changeName, changeDir, metadata.schema, initiative, false);
            if (options.json) {
                printJson(payload);
                return;
            }
            printSetChangeHuman(payload);
            return;
        }
        if (metadata.initiative) {
            throw new Error(`Change '${changeName}' is already linked to initiative ${formatInitiativeLink(metadata.initiative)}.`);
        }
        writeChangeMetadata(changeDir, {
            ...metadata,
            initiative,
        }, projectRoot);
        const payload = outputForSetChange(changeName, changeDir, metadata.schema, initiative, true);
        if (options.json) {
            printJson(payload);
            return;
        }
        printSetChangeHuman(payload);
    }
    catch (error) {
        if (options.json) {
            printJson({
                change: null,
                status: [statusFromError(error)],
            });
            process.exitCode = 1;
            return;
        }
        throw error;
    }
}
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