feat: add bank file import as core, move Enable Banking to extension

Replace PSD2 bank integration as the default with file-based bank
import (CSV/XML), which better suits Swedish sole traders and small
companies. Enable Banking is now an opt-in extension.

- Phase 1: Extract generic transaction ingestion service (ingest.ts)
  with dedup, auto-categorization, and OCR-based invoice matching
- Phase 2: Bank file parser library supporting Nordea, SEB, Swedbank,
  Handelsbanken CSV formats and ISO 20022 camt.053 XML
- Phase 3: Database migration adding import_source, reference columns
  and bank_file_imports tracking table
- Phase 4: Import wizard UI (5-step flow) and API routes for parse/execute
- Phase 5: Move Enable Banking to extensions/enable-banking/ with
  commented-out loader entry for opt-in activation
- Phase 6: 104 new tests (ingestion + all parser formats), fixing
  Nordea detection overlap and camt.053 XML tag collision bugs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jakob Wennberg
2026-02-20 14:21:28 +01:00
co-authored by Claude Opus 4.6
parent 838dc6b8b5
commit 885f362a29
60 changed files with 8232 additions and 853 deletions
@@ -0,0 +1,301 @@
'use client'
import { useState } from 'react'
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card'
import { Button } from '@/components/ui/button'
import {
Select,
SelectContent,
SelectItem,
SelectTrigger,
SelectValue,
} from '@/components/ui/select'
import { Label } from '@/components/ui/label'
import {
Table,
TableBody,
TableCell,
TableHead,
TableHeader,
TableRow,
} from '@/components/ui/table'
import { ArrowLeft, ArrowRight, Columns3 } from 'lucide-react'
import { formatCurrency } from '@/lib/utils'
import type { GenericCSVColumnMapping } from '@/lib/import/bank-file/types'
interface BankFileColumnMappingStepProps {
headers: string[]
previewRows: string[][]
onConfirm: (mapping: GenericCSVColumnMapping) => void
onBack: () => void
}
export default function BankFileColumnMappingStep({
headers,
previewRows,
onConfirm,
onBack,
}: BankFileColumnMappingStepProps) {
const [dateCol, setDateCol] = useState<number>(-1)
const [descCol, setDescCol] = useState<number>(-1)
const [amountCol, setAmountCol] = useState<number>(-1)
const [referenceCol, setReferenceCol] = useState<number>(-1)
const [counterpartyCol, setCounterpartyCol] = useState<number>(-1)
const [balanceCol, setBalanceCol] = useState<number>(-1)
const [delimiter, setDelimiter] = useState<string>(',')
const [decimalSep, setDecimalSep] = useState<',' | '.'>(',')
const isValid = dateCol >= 0 && descCol >= 0 && amountCol >= 0
const handleConfirm = () => {
const mapping: GenericCSVColumnMapping = {
date: dateCol,
description: descCol,
amount: amountCol,
...(referenceCol >= 0 && { reference: referenceCol }),
...(counterpartyCol >= 0 && { counterparty: counterpartyCol }),
...(balanceCol >= 0 && { balance: balanceCol }),
delimiter,
decimal_separator: decimalSep,
skip_rows: 1, // Skip header
date_format: 'YYYY-MM-DD',
}
onConfirm(mapping)
}
const columnOptions = headers.map((h, i) => ({ label: `${i + 1}: ${h}`, value: i }))
return (
<div className="space-y-6">
<Card>
<CardHeader>
<CardTitle className="flex items-center gap-2">
<Columns3 className="h-5 w-5" />
Kolumnmappning
</CardTitle>
<CardDescription>
Vi kunde inte identifiera bankformatet automatiskt. Mappa kolumnerna manuellt.
</CardDescription>
</CardHeader>
<CardContent className="space-y-6">
{/* Delimiter and decimal settings */}
<div className="grid grid-cols-2 gap-4">
<div className="space-y-2">
<Label>Avgränsare</Label>
<Select value={delimiter} onValueChange={setDelimiter}>
<SelectTrigger>
<SelectValue />
</SelectTrigger>
<SelectContent>
<SelectItem value=",">Komma (,)</SelectItem>
<SelectItem value=";">Semikolon (;)</SelectItem>
<SelectItem value="\t">Tab</SelectItem>
</SelectContent>
</Select>
</div>
<div className="space-y-2">
<Label>Decimalavgränsare</Label>
<Select value={decimalSep} onValueChange={(v) => setDecimalSep(v as ',' | '.')}>
<SelectTrigger>
<SelectValue />
</SelectTrigger>
<SelectContent>
<SelectItem value=",">Komma (1 234,56)</SelectItem>
<SelectItem value=".">Punkt (1234.56)</SelectItem>
</SelectContent>
</Select>
</div>
</div>
{/* Required column mappings */}
<div>
<h3 className="text-sm font-medium mb-3">Obligatoriska kolumner</h3>
<div className="grid grid-cols-3 gap-4">
<div className="space-y-2">
<Label>Datum *</Label>
<Select
value={dateCol >= 0 ? dateCol.toString() : ''}
onValueChange={(v) => setDateCol(parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Välj kolumn" />
</SelectTrigger>
<SelectContent>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
<div className="space-y-2">
<Label>Beskrivning *</Label>
<Select
value={descCol >= 0 ? descCol.toString() : ''}
onValueChange={(v) => setDescCol(parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Välj kolumn" />
</SelectTrigger>
<SelectContent>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
<div className="space-y-2">
<Label>Belopp *</Label>
<Select
value={amountCol >= 0 ? amountCol.toString() : ''}
onValueChange={(v) => setAmountCol(parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Välj kolumn" />
</SelectTrigger>
<SelectContent>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
</div>
</div>
{/* Optional column mappings */}
<div>
<h3 className="text-sm font-medium mb-3">Valfria kolumner</h3>
<div className="grid grid-cols-3 gap-4">
<div className="space-y-2">
<Label>Referens/OCR</Label>
<Select
value={referenceCol >= 0 ? referenceCol.toString() : 'none'}
onValueChange={(v) => setReferenceCol(v === 'none' ? -1 : parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Ingen" />
</SelectTrigger>
<SelectContent>
<SelectItem value="none">Ingen</SelectItem>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
<div className="space-y-2">
<Label>Motpart</Label>
<Select
value={counterpartyCol >= 0 ? counterpartyCol.toString() : 'none'}
onValueChange={(v) => setCounterpartyCol(v === 'none' ? -1 : parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Ingen" />
</SelectTrigger>
<SelectContent>
<SelectItem value="none">Ingen</SelectItem>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
<div className="space-y-2">
<Label>Saldo</Label>
<Select
value={balanceCol >= 0 ? balanceCol.toString() : 'none'}
onValueChange={(v) => setBalanceCol(v === 'none' ? -1 : parseInt(v))}
>
<SelectTrigger>
<SelectValue placeholder="Ingen" />
</SelectTrigger>
<SelectContent>
<SelectItem value="none">Ingen</SelectItem>
{columnOptions.map((opt) => (
<SelectItem key={opt.value} value={opt.value.toString()}>
{opt.label}
</SelectItem>
))}
</SelectContent>
</Select>
</div>
</div>
</div>
</CardContent>
</Card>
{/* Live preview */}
{isValid && previewRows.length > 1 && (
<Card>
<CardHeader>
<CardTitle className="text-base">Förhandsgranskning</CardTitle>
<CardDescription>
Så tolkas dina data med den valda mappningen
</CardDescription>
</CardHeader>
<CardContent>
<div className="rounded-md border max-h-64 overflow-y-auto">
<Table>
<TableHeader>
<TableRow>
<TableHead>Datum</TableHead>
<TableHead>Beskrivning</TableHead>
<TableHead className="text-right">Belopp</TableHead>
</TableRow>
</TableHeader>
<TableBody>
{previewRows.slice(1, 6).map((row, i) => {
const amountStr = row[amountCol] || '0'
const amount = decimalSep === ','
? parseFloat(amountStr.replace(/\s/g, '').replace(',', '.'))
: parseFloat(amountStr.replace(/\s/g, ''))
return (
<TableRow key={i}>
<TableCell className="font-mono text-sm">{row[dateCol] || '–'}</TableCell>
<TableCell className="text-sm">{row[descCol] || '–'}</TableCell>
<TableCell
className={`text-right font-mono text-sm ${
!isNaN(amount) && amount >= 0 ? 'text-green-600' : 'text-red-600'
}`}
>
{!isNaN(amount) ? formatCurrency(amount) : amountStr}
</TableCell>
</TableRow>
)
})}
</TableBody>
</Table>
</div>
</CardContent>
</Card>
)}
{/* Navigation */}
<div className="flex justify-between">
<Button variant="outline" onClick={onBack}>
<ArrowLeft className="mr-2 h-4 w-4" />
Tillbaka
</Button>
<Button onClick={handleConfirm} disabled={!isValid}>
Fortsätt
<ArrowRight className="ml-2 h-4 w-4" />
</Button>
</div>
</div>
)
}