'use strict';
const assert = require('assert');
const { assignMembersToSlots, isAllowedTeamName, slotRoleText, scoreMatch } = require('./matching');

const SLOTS = [
  '[LEADER, VOX 1, ACOUSTIC] MIX 1', '[VOX 2] MIX 2', '[VOX 3] MIX 3', '[VOX 4] MIX 4',
  '[GUITAR, LEAD] MIX 5', '[BASS] MIX 6', '[VOX 5] MIX 7', '[PIANO]', '[DRUMS]',
  '[KEYS 2]', '[CALL TO WORSHIP] MC2', 'STAGE MANAGER', '[MC] MC1', '[SPEAKER] HEADSET',
];
const M = (label) => ({ label, name: label });
const members = [
  M('Vox 3'), M('Vox 2'), M('Vox 1'), M('Guitar / Lead'), M('Bass'), M('Piano'), M('Drums'), M('MC'), M('Keys 2'),
];
const out = assignMembersToSlots(SLOTS, members).map((m) => (m ? m.label : null));

// Numbered vocals land in the RIGHT slot (this is the swap bug we fixed).
assert.strictEqual(out[0], 'Vox 1', 'slot 0 → Vox 1');
assert.strictEqual(out[1], 'Vox 2', 'slot 1 → Vox 2');
assert.strictEqual(out[2], 'Vox 3', 'slot 2 → Vox 3');
assert.strictEqual(out[3], null, 'slot 3 (Vox 4) unfilled — nobody scheduled');
assert.strictEqual(out[4], 'Guitar / Lead', 'slot 4 → Guitar/Lead');
assert.strictEqual(out[5], 'Bass', 'slot 5 → Bass');
assert.strictEqual(out[6], null, 'slot 6 (Vox 5) unfilled');
assert.strictEqual(out[7], 'Piano', 'slot 7 → Piano');
assert.strictEqual(out[8], 'Drums', 'slot 8 → Drums');
assert.strictEqual(out[9], 'Keys 2', 'slot 9 → Keys 2');
assert.strictEqual(out[12], 'MC', 'slot 12 → MC');

// A different number never matches.
assert.strictEqual(scoreMatch(slotRoleText('[VOX 2] MIX 2'), 'Vox 3'), 0, 'Vox 3 must not match Vox 2 slot');
// Mic number no longer pollutes: Vox 7 must not grab "[VOX 5] MIX 7".
assert.strictEqual(scoreMatch(slotRoleText('[VOX 5] MIX 7'), 'Vox 7'), 0, 'Vox 7 must not match the MIX 7 slot');

// Team allow-list (singular stems match plurals/variants via substring).
assert.ok(isAllowedTeamName('Band', ['band', 'vocal']));
assert.ok(isAllowedTeamName('Vocals', ['band', 'vocal']));
assert.ok(isAllowedTeamName('Vocal Team', ['band', 'vocal']));
assert.ok(!isAllowedTeamName('Video', ['band', 'vocal', 'production']));

console.log('matching.test.js: all assertions passed ✓');
console.log('assignment:', JSON.stringify(out));

// --- bestLibraryMatch: folder-photo → PCO person by name ---
{
  const { bestLibraryMatch } = require('./matching');
  const name = (n) => (e) => (e ? e.name : null);
  const lib = [
    { id: 'a', name: 'Alex' }, { id: 'g', name: 'AlexG' }, { id: 'bm', name: 'Brian M' },
    { id: 'c', name: 'Courtney' }, { id: 'gn', name: 'Gaitan' }, { id: 'wes', name: 'Wes' },
  ];
  const pick = (n, list = lib) => { const e = bestLibraryMatch(n, list); return e ? e.name : null; };
  assert.strictEqual(pick('Alex Gaitan'), 'Alex', 'first name matches "Alex"');
  assert.strictEqual(pick('Brian Moniz'), 'Brian M', '"Brian M" matches "Brian Moniz"');
  assert.strictEqual(pick('Courtney Maranda'), 'Courtney', 'first name matches');
  assert.strictEqual(pick('Alexander Zinni'), null, '"Alex" must NOT grab "Alexander Zinni"');
  assert.strictEqual(pick('Wes Carter'), 'Wes', 'first name matches "Wes"');
  // surname-named photo
  assert.strictEqual(pick('Someone Gaitan'), 'Gaitan', 'surname photo matches by last name');
  // two people share a first name + only a first-name photo → ambiguous only if two matches tie;
  // here a single "Alex" photo still maps to whoever's first name is exactly Alex.
  assert.strictEqual(pick('Alex Johnson'), 'Alex', 'first-name photo maps to any exact-first-name person');
  // exact full name beats a first-name photo
  assert.strictEqual(pick('Alex Gaitan', [{ id: 'x', name: 'Alex Gaitan' }, { id: 'a', name: 'Alex' }]), 'Alex Gaitan', 'exact full name wins');
  // tie → no match (two identical-scoring photos)
  assert.strictEqual(bestLibraryMatch('Chris Smith', [{ id: '1', name: 'Chris' }, { id: '2', name: 'Chris' }]), null, 'ambiguous tie → null');
  console.log('bestLibraryMatch: all assertions passed ✓');
}

// --- one spot per person: someone scheduled twice (Leader + Acoustic) fills one spot only ---
{
  const P = (label, name, personId) => ({ label, name, personId });
  const slots = ['[LEADER, VOX 1, ACOUSTIC] MIX 1', '[GUITAR, 2] MIX 7'];
  const got = assignMembersToSlots(slots, [P('[Leader]', 'Mike', 'mp'), P('Guitar [Acoustic]', 'Mike', 'mp'), P('Guitar [Rhythm]', 'Craig', 'cs')]).map((m) => (m ? m.name : null));
  assert.deepStrictEqual(got, ['Mike', 'Craig'], 'Mike once, Craig gets the guitar spot');
  console.log('one spot per person: all assertions passed ✓');
}

// --- Planning Center notes place the leader and vocalists (real notes from Oct 25 / Nov 1, 2026) ---
{
  const { noteScore } = require('./matching');
  const NA_SLOTS = [
    '[LEADER, VOX 1, ACOUSTIC] MIX 1', '[VOX 2] MIX 2', '[VOX 3] MIX 3', '[VOX 4] MIX 4', '[GUITAR, LEAD] MIX 5',
    '[BASS] MIX 6', '[GUITAR, 2] MIX 7', '[VOX 5] MIX 8', '[PIANO]', '[DRUMS]', '[KEYS 2]',
  ];
  const P = (label, name, personId, note) => ({ label, name, personId, note });
  // Listed in the order Planning Center returned them — vocalists alphabetical, not by mic.
  const oct25 = [
    P('Vocalist', 'DJ', 'dj', 'Mix 3, VOX 3'), P('[Leader]', 'Mike', 'mp', 'Mix 1, VOX 1'), P('Guitar [Lead]', 'Yeremis', 'yc'),
    P('Piano/Pad', 'Kevin', 'km'), P('Vocalist', 'Genesis', 'gg', 'Mix 4, VOX 4'), P('Guitar [Rhythm]', 'Craig', 'cs'),
    P('Guitar [Acoustic]', 'Mike', 'mp'), P('Vocalist', 'Rosaliz', 'rg', 'Mix 2, VOX 2'), P('Drums', 'Luis', 'ld'),
    P('Vocalist', 'Bianca', 'bb', 'Mix 8, VOX 5'), P('Guitar [Bass]', 'Joram', 'jl'),
  ];
  const got = assignMembersToSlots(NA_SLOTS, oct25).map((m) => (m ? m.name : null));
  assert.deepStrictEqual(got, ['Mike', 'Rosaliz', 'DJ', 'Genesis', 'Yeremis', 'Joram', 'Craig', 'Bianca', 'Kevin', 'Luis', null], 'Oct 25 by notes');
  // Nov 1: leader note in different case, a drum note with no mix, an "NA" note.
  const nov1 = [P('Guitar [Acoustic]', 'Mike', 'mp', 'NA'), P('Drums', 'Alex', 'ag', 'DP48, Drums'), P('[Leader]', 'Mike', 'mp', 'Mix 1, Vox 1')];
  assert.deepStrictEqual(assignMembersToSlots(NA_SLOTS, nov1).map((m) => (m ? m.name : null)).filter(Boolean), ['Mike', 'Alex'], 'Nov 1: Mike once, Alex on drums');
  assert.strictEqual(assignMembersToSlots(NA_SLOTS, nov1)[9].name, 'Alex', 'DP48, Drums → [DRUMS]');
  // A note never pulls someone onto a different mix.
  assert.strictEqual(noteScore('[VOX 2] MIX 2', 'Mix 8, VOX 5'), 0, 'Mix 8 note must not match MIX 2');
  assert.strictEqual(noteScore('[VOX 5] MIX 8', 'Mix 8, VOX 5') > 0, true, 'Mix 8, VOX 5 matches [VOX 5] MIX 8');
  assert.strictEqual(noteScore('[VOX 5] MIX 8', 'NA'), 0, 'NA says nothing');
  assert.strictEqual(noteScore('[VOX 1] MIX 10', 'Mix 1, VOX 1') , 0, 'Mix 1 must not match MIX 10');
  console.log('notes: all assertions passed ✓');
}