// Dashy — main app (DB-backed via SQLite/WASM)

const TWEAK_DEFAULTS = /*EDITMODE-BEGIN*/{
  "theme": "light",
  "accent": "#2A6FDB",
  "density": "cozy",
  "showTags": true
}/*EDITMODE-END*/;

const ACCENTS = ['#2A6FDB', '#1F8A5B', '#D97757', '#7A5AF8'];

function useDashyDB() {
  const [ready, setReady] = React.useState(DashyDB.isReady);
  const [, force] = React.useReducer(x => x + 1, 0);
  React.useEffect(() => {
    if (!DashyDB.isReady) DashyDB.init().then(() => setReady(true));
    const off = DashyDB.subscribe(() => force());
    return off;
  }, []);
  return ready;
}

function App() {
  const [t, setTweak] = useTweaks(TWEAK_DEFAULTS);
  const ready = useDashyDB();
  const [authed, setAuthed] = React.useState(false);
  const [meId, setMeId] = React.useState('rod');
  const [tab, setTab] = React.useState('overview');
  const [adding, setAdding] = React.useState(null);
  const [openTaskId, setOpenTaskId] = React.useState(null);
  const [showLogs, setShowLogs] = React.useState(false);
  const [showSettings, setShowSettings] = React.useState(false);
  const [showDB, setShowDB] = React.useState(false);
  const [headsUp, setHeadsUp] = React.useState([
    { id: 'h1', kind: 'unsuccessful', taskId: 't7',
      title: 'WO #2188 auto-marked Unsuccessful',
      sub: 'Two missed bookings — assigned to Kirra for review' },
    { id: 'h2', kind: 'billing', taskId: 't4',
      title: 'Form response switched to Billing',
      sub: 'K. Wynne · originally Service Booking' },
  ]);

  if (!ready) return <BootSplash />;

  const tasks = DashyDB.listTasks();
  const audit = DashyDB.listAudit();
  const dbUsers = DashyDB.listUsers();
  const userMap = Object.fromEntries(dbUsers.map(u => [u.id, u]));
  const merge = (id) => {
    const base = findUser(id); if (!base && !userMap[id]) return null;
    const live = userMap[id] || {};
    if (!base) {
      // user added at runtime
      return { id, name: live.name, role: live.role, hue: live.hue, initials: live.initials,
               photo: live.photo || null, account_type: live.account_type || 'standard' };
    }
    return { ...base, name: live.name || base.name, role: live.role || base.role,
             photo: live.photo || null, account_type: live.account_type || 'standard' };
  };
  const me = merge(meId);
  const isAdmin = me && me.account_type === 'admin';
  const openTask = tasks.find(x => x.id === openTaskId);

  const handleLogin = (id) => {
    setMeId(id); setAuthed(true);
    DashyDB.addAudit({
      actor: id, action: 'login',
      summary: (merge(id) || {}).name + ' signed in',
    });
  };

  const addTask = ({ title, description, assignee, priority }) => {
    const id = 't_' + Date.now().toString(36);
    const at = new Date('2026-05-08T10:30:00').toISOString();
    DashyDB.createTask({
      id, title, description, assignee, priority,
      addedBy: meId, source: 'manual', status: 'open', addedAt: at, tags: []
    });
    DashyDB.addAudit({
      at, actor: meId, action: 'task_created',
      summary: 'Created task "' + title + '" for ' + (merge(assignee)||{}).name,
      target: id
    });
    setAdding(null);
  };

  const moveTask = (taskId, toUserId) => DashyDB.moveTask(taskId, toUserId, meId);
  const setPriority = (taskId, p) => DashyDB.setPriority(taskId, p);
  const dismissHU = (id) => setHeadsUp(h => h.filter(x => x.id !== id));
  const openTaskFromAnywhere = (id) => { setOpenTaskId(id); setShowLogs(false); };

  if (!authed) return <LoginScreen onLogin={handleLogin} />;

  return (
    <div className="app">
      <TopBar
        me={me}
        isAdmin={isAdmin}
        tab={tab}
        setTab={setTab}
        onAdd={() => setAdding(meId)}
        onLogs={() => setShowLogs(true)}
        onProfile={() => setShowSettings(true)}
        onDB={() => setShowDB(true)}
      />

      <HeadsUp items={headsUp} onDismiss={dismissHU} onOpenTask={openTaskFromAnywhere} />

      <main className="main">
        {tab === 'overview' && (
          <OverviewScreen
            tasks={tasks} density={t.density}
            onOpen={(task) => setOpenTaskId(task.id)}
            onAddFor={(uid) => setAdding(uid)}
            onMoveTask={moveTask}
          />
        )}
        {tab !== 'overview' && (
          <UserScreen
            user={merge(tab)} tasks={tasks} density={t.density}
            onOpen={(task) => setOpenTaskId(task.id)}
            onAddFor={(uid) => setAdding(uid)}
          />
        )}
      </main>

      <AddTaskModal open={!!adding} onClose={() => setAdding(null)} onSubmit={addTask} defaultAssignee={adding} me={me} />
      {openTask && (
        <TaskDetail task={openTask} onClose={() => setOpenTaskId(null)} onMove={moveTask} onPriority={setPriority} />
      )}
      {showLogs && (
        <Modal title="Audit log" onClose={() => setShowLogs(false)} wide>
          <AuditScreen entries={audit} onOpen={openTaskFromAnywhere} />
        </Modal>
      )}
      {showSettings && (
        <SettingsScreen
          user={me}
          isAdmin={isAdmin}
          onClose={() => setShowSettings(false)}
          onSave={(edits) => {
            DashyDB.updateUser(meId, edits);
            DashyDB.addAudit({ actor: meId, action: 'profile_updated', summary: 'Updated profile details' });
          }}
          onLogout={() => { setShowSettings(false); setAuthed(false); }}
          onSwitchUser={(id) => { setMeId(id); setShowSettings(false); }}
          onCreateUser={(u) => {
            const id = DashyDB.createUser(u);
            DashyDB.addAudit({ actor: meId, action: 'user_created', summary: 'Added ' + u.name + ' (' + (u.account_type||'standard') + ')', target: id });
          }}
          onDeleteUser={(id) => {
            const u = userMap[id];
            DashyDB.deleteUser(id);
            DashyDB.addAudit({ actor: meId, action: 'user_deleted', summary: 'Removed ' + (u?u.name:id), target: null });
          }}
          onUpdateUserRole={(id, edits) => {
            DashyDB.updateUser(id, edits);
            DashyDB.addAudit({ actor: meId, action: 'user_updated', summary: 'Updated ' + (userMap[id]?userMap[id].name:id) + ' permissions', target: null });
          }}
        />
      )}
      {showDB && isAdmin && <DatabaseInspector onClose={() => setShowDB(false)} />}

      <DashyTweaks t={t} setTweak={setTweak} />
    </div>
  );
}

function BootSplash() {
  return (
    <div className="boot">
      <div className="boot__pulse" />
      <div className="boot__label mono">opening dashy.db…</div>
    </div>
  );
}

function DashyTweaks({ t, setTweak }) {
  return (
    <TweaksPanel title="Tweaks">
      <TweakSection title="Appearance">
        <TweakRadio label="Theme" value={t.theme}
          options={[{value:'light',label:'Light'},{value:'dark',label:'Dark'}]}
          onChange={v => setTweak('theme', v)} />
        <TweakColor label="Accent" value={t.accent} options={ACCENTS} onChange={v => setTweak('accent', v)} />
        <TweakRadio label="Density" value={t.density}
          options={[{value:'compact',label:'Compact'},{value:'cozy',label:'Cozy'}]}
          onChange={v => setTweak('density', v)} />
        <TweakToggle label="Show tags on cards" value={t.showTags} onChange={v => setTweak('showTags', v)} />
      </TweakSection>
      <TweakSection title="Database">
        <TweakButton label="Reset SQLite" onClick={() => { if (confirm('Wipe and reseed dashy.db?')) DashyDB.reset(); }}>
          Reset
        </TweakButton>
      </TweakSection>
    </TweaksPanel>
  );
}

function ThemeBridge() {
  const [t] = useTweaks(TWEAK_DEFAULTS);
  React.useEffect(() => {
    document.documentElement.dataset.theme = t.theme;
    document.documentElement.style.setProperty('--accent', t.accent);
    document.documentElement.dataset.showTags = t.showTags ? 'on' : 'off';
  }, [t.theme, t.accent, t.showTags]);
  return null;
}

const root = ReactDOM.createRoot(document.getElementById('root'));
root.render(<><ThemeBridge /><App /></>);