/**
 * @vitest-environment node
 */
import { describe, expect, it } from 'vitest'
import {
  resolveFilterSelectValues,
  resolvePredicateSelectValues,
  selectValueToNames,
} from '@/lib/table/select-values'
import type { ColumnDefinition } from '@/lib/table/types'

const status: ColumnDefinition = {
  id: 'col_status',
  name: 'status',
  type: 'select',
  options: [
    { id: 'opt_open', name: 'Open' },
    { id: 'opt_closed', name: 'Closed' },
  ],
}

const tags: ColumnDefinition = {
  id: 'col_tags',
  name: 'tags',
  type: 'select',
  multiple: true,
  options: [
    { id: 'opt_a', name: 'Alpha' },
    { id: 'opt_b', name: 'Beta' },
  ],
}

const title: ColumnDefinition = { id: 'col_title', name: 'title', type: 'string' }

describe('selectValueToNames', () => {
  it('maps a single option id to its name', () => {
    expect(selectValueToNames(status, 'opt_open')).toBe('Open')
  })

  it('returns null for an empty single value', () => {
    expect(selectValueToNames(status, null)).toBeNull()
    expect(selectValueToNames(status, '')).toBeNull()
  })

  it('drops a single id with no matching option', () => {
    expect(selectValueToNames(status, 'gone')).toBeNull()
  })

  it('maps multi ids to a names array in order', () => {
    expect(selectValueToNames(tags, ['opt_b', 'opt_a'])).toEqual(['Beta', 'Alpha'])
  })

  it('drops orphaned ids in a multi value', () => {
    expect(selectValueToNames(tags, ['opt_a', 'gone'])).toEqual(['Alpha'])
  })

  it('returns an empty array for an empty multi value', () => {
    expect(selectValueToNames(tags, [])).toEqual([])
  })
})

// Row-level select resolution now lives in `__tests__/cell-format.test.ts`,
// fused with the column key translation.

describe('resolveFilterSelectValues', () => {
  const columns = [title, status, tags]

  it('resolves an equality-shorthand option name to its id', () => {
    expect(resolveFilterSelectValues({ col_status: 'Open' }, columns)).toEqual({
      col_status: 'opt_open',
    })
  })

  it('resolves names inside $eq/$ne/$in/$nin operators', () => {
    expect(
      resolveFilterSelectValues(
        { col_status: { $ne: 'Closed' }, col_tags: { $in: ['Alpha', 'Beta'] } },
        columns
      )
    ).toEqual({ col_status: { $ne: 'opt_closed' }, col_tags: { $in: ['opt_a', 'opt_b'] } })
  })

  it('accepts an id verbatim (idempotent) and leaves unknown values as-is', () => {
    expect(resolveFilterSelectValues({ col_status: 'opt_open' }, columns)).toEqual({
      col_status: 'opt_open',
    })
    expect(resolveFilterSelectValues({ col_status: 'Nope' }, columns)).toEqual({
      col_status: 'Nope',
    })
  })

  it('resolves names under $contains/$ncontains (multi-select membership)', () => {
    expect(
      resolveFilterSelectValues(
        { col_tags: { $contains: 'Alpha' }, col_status: { $ncontains: 'Closed' } },
        columns
      )
    ).toEqual({ col_tags: { $contains: 'opt_a' }, col_status: { $ncontains: 'opt_closed' } })
  })

  it('recurses into $and/$or and leaves non-select fields untouched', () => {
    expect(
      resolveFilterSelectValues({ $or: [{ col_status: 'Open' }, { col_title: 'x' }] }, columns)
    ).toEqual({ $or: [{ col_status: 'opt_open' }, { col_title: 'x' }] })
  })
})

/**
 * The block builder serializes without schema access, so an option NAME that
 * looks numeric or boolean arrives scalar-coerced ("123" → 123). Resolution
 * must still find the option, or a correctly-authored builder filter compares
 * a number against the stored id string and matches nothing.
 */
describe('resolvePredicateSelectValues — scalar-coerced option names', () => {
  const numericStatus: ColumnDefinition = {
    id: 'col_code',
    name: 'code',
    type: 'select',
    options: [
      { id: 'opt_123', name: '123' },
      { id: 'opt_true', name: 'true' },
    ],
  }
  const columns = [numericStatus]

  it('resolves a coerced numeric name to its option id', () => {
    expect(
      resolvePredicateSelectValues({ all: [{ field: 'col_code', op: 'eq', value: 123 }] }, columns)
    ).toEqual({ all: [{ field: 'col_code', op: 'eq', value: 'opt_123' }] })
  })

  it('resolves a coerced boolean name, including inside in/contains', () => {
    expect(
      resolvePredicateSelectValues(
        { any: [{ field: 'col_code', op: 'in', value: [true, 123] }] },
        columns
      )
    ).toEqual({ any: [{ field: 'col_code', op: 'in', value: ['opt_true', 'opt_123'] }] })
    expect(
      resolvePredicateSelectValues(
        { all: [{ field: 'col_code', op: 'contains', value: 123 }] },
        columns
      )
    ).toEqual({ all: [{ field: 'col_code', op: 'contains', value: 'opt_123' }] })
  })

  it('leaves a scalar with no matching option name as-is', () => {
    expect(
      resolvePredicateSelectValues({ all: [{ field: 'col_code', op: 'eq', value: 999 }] }, columns)
    ).toEqual({ all: [{ field: 'col_code', op: 'eq', value: 999 }] })
  })
})