import com.qoder.taskdeck.LedgerFile;
import com.qoder.taskdeck.LocalStore;
import com.qoder.taskdeck.Task;

import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * Writes a ledger through the Android store so the Mac's own tooling can be
 * pointed at it. Android -> Mac is the risky direction: the Mac quarantines any
 * file its decoder rejects, so a missing field here is silent data loss there.
 */
public class InteropCheck {
    public static void main(String[] args) throws Exception {
        File dir = new File(args[0]);
        if (!dir.exists() && !dir.mkdirs()) throw new IllegalStateException("cannot create " + dir);
        File store = new File(dir, "tasks.json");

        long base = 1_800_000_000_000L;

        LocalStore local = new LocalStore(store);
        local.mutate(new LocalStore.Mutation() {
            public void apply(LedgerFile f) {
                Task plain = new Task("taaaa1", "Reply to Ruth about the gateway draft");
                plain.notes = "she asked twice already";
                plain.tags = new ArrayList<String>(Arrays.asList("gateway", "client"));
                plain.priority = "high";
                plain.source = "voice";
                plain.createdAt = base;
                plain.updatedAt = base + 1000;
                plain.order = 10;

                Task logged = new Task("taaaa2", "Audit Gemini web-chat models inside Claude Code");
                logged.dueMillis = base + 86_400_000L;
                logged.timed = true;
                logged.createdAt = base;
                logged.updatedAt = base + 2000;
                logged.order = 20;
                logged.log = new ArrayList<Task.Log>(Arrays.asList(
                        new Task.Log(base + 500, "user", "blocked on the tool-use parity check"),
                        new Task.Log(base + 600, "qoder", "note: unicode \u2014 em dash, \u00e9 accents, \"quotes\", back\\slash")));

                Task recurring = new Task("taaaa3", "Weekly ledger review");
                recurring.recur = "weekly";
                recurring.dueMillis = base + 3 * 86_400_000L;
                recurring.timed = false;
                recurring.createdAt = base;
                recurring.updatedAt = base + 3000;
                recurring.order = 30;

                Task parked = new Task("taaaa4", "Someday: rewrite the router in Rust");
                parked.status = Task.SOMEDAY;
                parked.tags = new ArrayList<String>(Arrays.asList("rust"));
                parked.createdAt = base;
                parked.updatedAt = base + 4000;
                parked.order = 40;

                Task finished = new Task("taaaa5", "Retired experiment");
                finished.status = Task.DONE;
                finished.completedAt = base + 5000;
                finished.createdAt = base;
                finished.updatedAt = base + 5000;
                finished.order = 50;

                f.tasks.add(plain);
                f.tasks.add(logged);
                f.tasks.add(recurring);
                f.tasks.add(parked);
                f.tasks.add(finished);
            }
        });

        // A tombstone, because that is the other thing the Mac must agree about.
        local.mutate(new LocalStore.Mutation() {
            public void apply(LedgerFile f) {
                Task doomed = new Task("taaaa6", "This one gets deleted on the phone");
                doomed.createdAt = base;
                doomed.updatedAt = base + 6000;
                f.tasks.add(doomed);
            }
        });
        local.mutate(new LocalStore.Mutation() {
            public void apply(LedgerFile f) {
                for (java.util.Iterator<Task> it = f.tasks.iterator(); it.hasNext(); ) {
                    if ("taaaa6".equals(it.next().id)) it.remove();
                }
                f.deleted.put("taaaa6", Long.valueOf(base + 7000));
            }
        });

        String err = local.lastError();
        System.out.println("android wrote " + local.snapshot().tasks.size() + " tasks"
                + (err == null ? "" : " lastError=" + err));
        System.out.println("file: " + store.getAbsolutePath());
    }
}