// apps/hq/test/sms-balances.test.ts — D28: SMS credit review + low-balance flag.
import { describe, it, expect } from 'vitest'
import { openDb } from '../src/db'
import { seedIfEmpty } from '../src/seed'
import { createClient } from '../src/repos-clients'
import { createModule, assignModule, setModuleFieldValues } from '../src/repos-modules'
import { setSetting } from '../src/repos-reminders'
import { smsBalances } from '../src/repos-sms'

describe('smsBalances (D28)', () => {
  it('parses the sms_balance field, flags low, sorts lowest-first, unknown sinks', async () => {
    const db = openDb(':memory:'); await seedIfEmpty(db)
    // SMS module (with its sms_balance service field) comes from APEX import in prod; make it here.
    const sms = await createModule(db, 'u1', {
      code: 'SMS', name: 'SMS Alerts', sac: '998319', allowedKinds: ['yearly'],
      fieldSpec: [{ key: 'sms_balance', label: 'SMS balance', type: 'text' }],
    })
    await setSetting(db, 'u1', 'sms.low_balance_threshold', '10000')

    const low = await createClient(db, 'u1', { name: 'Low Bank', stateCode: '32' })
    const high = await createClient(db, 'u1', { name: 'High Bank', stateCode: '32' })
    const blank = await createClient(db, 'u1', { name: 'Blank Bank', stateCode: '32' })
    // Only LIVE SMS shows on the balance screen (D28) — assign these live.
    const cmLow = await assignModule(db, 'u1', { clientId: low.id, moduleId: sms.id, kind: 'yearly', status: 'live' })
    const cmHigh = await assignModule(db, 'u1', { clientId: high.id, moduleId: sms.id, kind: 'yearly', status: 'live' })
    await assignModule(db, 'u1', { clientId: blank.id, moduleId: sms.id, kind: 'yearly', status: 'live' })
    await setModuleFieldValues(db, 'u1', cmLow.id, { sms_balance: '2,500' })  // comma-formatted, below threshold
    await setModuleFieldValues(db, 'u1', cmHigh.id, { sms_balance: '82000' }) // above threshold

    const b = await smsBalances(db)
    expect(b.threshold).toBe(10000)
    expect(b.total).toBe(3)
    expect(b.lowCount).toBe(1)
    expect(b.unknownCount).toBe(1)
    // lowest known first, unknown last
    expect(b.rows[0]!.clientName).toBe('Low Bank')
    expect(b.rows[0]!.balance).toBe(2500)
    expect(b.rows[0]!.low).toBe(true)
    expect(b.rows[1]!.clientName).toBe('High Bank')
    expect(b.rows[1]!.low).toBe(false)
    expect(b.rows[2]!.balance).toBeNull() // blank → unknown, sunk to bottom
  })
})