Refactor to generic ERP base

Remove influencer-specific features (campaigns, TikTok, gifts, shadow ledger,
contracts, briefings) and consolidate into a clean ERP foundation with core
bookkeeping, invoicing, receipts, tax reporting, and calendar functionality.
Reorganize database migrations into a clean numbered sequence.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

lib/reports/ne-declaration.ts

@@ -3,12 +3,9 @@ import type {
   NEDeclaration,
   NEDeclarationRutor,
   NEAccountMapping,
-  NEGiftBreakdown,
-  NEGiftItem,
   FiscalPeriod,
   JournalEntry,
   JournalEntryLine,
-  Gift,
 } from '@/types'
 
 /**
@@ -295,67 +292,6 @@ export async function generateNEDeclaration(
   rutor.R11 = totalRevenue - totalExpenses
   breakdown.R11.total = rutor.R11
 
-  // Fetch gifts for the period
-  const { data: gifts } = await supabase
-    .from('gifts')
-    .select('*')
-    .eq('user_id', userId)
-    .gte('date', period.period_start)
-    .lte('date', period.period_end)
-
-  // Build gift breakdown
-  let giftBreakdown: NEGiftBreakdown | undefined
-  if (gifts && gifts.length > 0) {
-    const giftItems: NEGiftItem[] = []
-    let r1Total = 0
-    let r2Total = 0
-    let r6Total = 0
-
-    for (const gift of gifts as Gift[]) {
-      const classification = gift.classification
-      if (!classification || !classification.taxable) continue
-
-      const item: NEGiftItem = {
-        id: gift.id,
-        date: gift.date,
-        brandName: gift.brand_name,
-        description: gift.description,
-        marketValue: gift.estimated_value,
-        vatLiable: classification.vatLiable,
-        vatAmount: classification.vatAmount,
-        deductibleAsExpense: classification.deductibleAsExpense,
-        neIncomeRuta: classification.neIncomeRuta,
-        neExpenseRuta: classification.neExpenseRuta,
-      }
-      giftItems.push(item)
-
-      // Accumulate totals based on NE ruta
-      if (classification.neIncomeRuta === 'R1') {
-        r1Total += classification.valueExclVat // Exkl moms för R1
-      } else if (classification.neIncomeRuta === 'R2') {
-        r2Total += gift.estimated_value
-      }
-
-      if (classification.neExpenseRuta === 'R6') {
-        r6Total += gift.estimated_value
-      }
-    }
-
-    if (giftItems.length > 0) {
-      giftBreakdown = {
-        gifts: giftItems,
-        summary: {
-          r1Total: roundToKrona(r1Total),
-          r2Total: roundToKrona(r2Total),
-          r6Total: roundToKrona(r6Total),
-          totalTaxable: roundToKrona(r1Total + r2Total),
-          totalDeductible: roundToKrona(r6Total),
-          netTaxableIncome: roundToKrona(r1Total + r2Total - r6Total),
-        },
-      }
-    }
-  }
-
   // Add warnings
   if (!(period as FiscalPeriod).is_closed) {
     warnings.push('Räkenskapsåret är inte stängt. Siffrorna kan ändras.')
@@ -365,19 +301,6 @@ export async function generateNEDeclaration(
     warnings.push('Inga bokförda intäkter eller kostnader hittades för perioden.')
   }
 
-  // Check for gifts without journal entries
-  if (giftBreakdown && giftBreakdown.gifts.length > 0) {
-    const giftsWithoutEntries = (gifts as Gift[]).filter(
-      (g) => g.classification?.taxable && !g.journal_entry_id
-    )
-    if (giftsWithoutEntries.length > 0) {
-      warnings.push(
-        `${giftsWithoutEntries.length} skattepliktiga gåvor saknar bokföringsverifikation. ` +
-        'Dessa bör bokföras för att inkluderas i NE-bilagan.'
-      )
-    }
-  }
-
   return {
     fiscalYear: {
       id: period.id,
@@ -388,7 +311,6 @@ export async function generateNEDeclaration(
     },
     rutor,
     breakdown,
-    giftBreakdown,
     companyInfo: {
       companyName: settings?.company_name || 'Okänt företag',
       orgNumber: settings?.org_number || null,

lib/reports/sie-export.ts

@@ -52,7 +52,7 @@ export async function generateSIEExport(
   lines.push('#FLAGGA 0')
   lines.push('#FORMAT PC8')
   lines.push('#SIETYP 4')
-  lines.push(`#PROGRAM "${options.program_name || 'InfluencerBiz'}" "1.0"`)
+  lines.push(`#PROGRAM "${options.program_name || 'ERPBase'}" "1.0"`)
   lines.push(`#GEN ${formatSIEDate(now)}`)
 
   if (options.org_number) {

lib/reports/sru-generator.ts

@@ -54,7 +54,7 @@ export function generateSRUFile(declaration: NEDeclaration): SRUFile {
   // File header
   records.push({ fieldCode: 'PRODUKT', value: 'KONTROLLUPPGIFTER' })
   records.push({ fieldCode: 'SESSION', value: '1' })
-  records.push({ fieldCode: 'PROGRAMNAMN', value: 'InfluencerBiz' })
+  records.push({ fieldCode: 'PROGRAMNAMN', value: 'ERPBase' })
   records.push({ fieldCode: 'PROGRAMVERSION', value: '1.0' })
   records.push({
     fieldCode: 'SKAPAT',

lib/reports/vat-declaration.ts

@@ -328,8 +328,6 @@ function getVatRateForCategory(category: string | null): number {
     'uncategorized',
     'income_services',
     'income_products',
-    'income_sponsorship',
-    'income_affiliate',
     'income_other',
   ]