diff --git a/apps/finance/services/api/main/handler.go b/apps/finance/services/api/main/handler.go index f809c22..2e05ca5 100644 --- a/apps/finance/services/api/main/handler.go +++ b/apps/finance/services/api/main/handler.go @@ -116,6 +116,7 @@ var ( portfolioTmpl = parseTmpl("templates/base.html", "templates/portfolio.html") sharingTmpl = parseTmpl("templates/base.html", "templates/sharing.html") goalsTmpl = parseTmpl("templates/base.html", "templates/goals.html") + networthTmpl = parseTmpl("templates/base.html", "templates/networth.html") ) type authInfo struct { @@ -464,6 +465,7 @@ func (h *Handler) Dashboard(w http.ResponseWriter, r *http.Request) { PortfolioPCLCents: portfolioPCLCents, PortfolioHoldings: portfolioHoldings, PortfolioPricesAvailable: portfolioPricesAvailable, + NetWorthCents: portfolioValueCents + running, }) } @@ -1543,6 +1545,94 @@ func parseFloat(s string) float64 { return f } +func (h *Handler) NetWorth(w http.ResponseWriter, r *http.Request) { + ctx := r.Context() + a := getAuth(r) + + txns, err := h.store.getTransactions(ctx, a.UserID, bson.M{}) + if err != nil { + slog.Error("networth get transactions", "err", err) + http.Error(w, "internal error", http.StatusInternalServerError) + return + } + + // build a running total per month for cash (non-credit accounts treated as assets, + // credit accounts as liabilities) + // We don't have account-type info on transactions, so we use signing convention: + // Income category = income (+), everything else = expense (−). + // For a simple net-worth history: sum all transaction amounts cumulatively per month. + type monthKey = string + monthCash := make(map[monthKey]int64) + var months []string + seen := make(map[monthKey]bool) + + // cumulative running balance across all txns sorted by date (store returns desc; reverse) + // running cumulative balance — reset is not possible so we track running sum + runningBalance := int64(0) + // txns are sorted desc by date; reverse to process oldest first + for i := len(txns) - 1; i >= 0; i-- { + t := txns[i] + runningBalance += t.AmountCents + mk := t.Date.Format("2006-01") + monthCash[mk] = runningBalance + if !seen[mk] { + seen[mk] = true + months = append(months, mk) + } + } + sortStrings(months) + + // current cash = running balance at end of all transactions + cashCents := runningBalance + + // portfolio + var portfolioCents int64 + var pricesAvailable bool + if trades, err2 := h.store.getTrades(ctx, a.UserID); err2 == nil && len(trades) > 0 { + prices, _ := fetchPricesByISIN(uniqueISINs(trades)) + holdings := computeHoldings(trades, prices) + pr := aggregatePortfolio(holdings) + for _, p := range prices { + if p > 0 { + pricesAvailable = true + break + } + } + if pricesAvailable { + portfolioCents = pr.TotalVal + } else { + portfolioCents = pr.TotalCost + } + } + + netWorthCents := cashCents + portfolioCents + + // build history points — each month: cash snapshot + portfolio (we only have current portfolio) + var history []NetWorthPoint + for _, m := range months { + cash := monthCash[m] + history = append(history, NetWorthPoint{ + Month: m, + AssetCents: cash + portfolioCents, + LiabCents: 0, + NetCents: cash + portfolioCents, + }) + } + + render(w, networthTmpl, &NetWorthData{ + UserID: a.UserID, + Email: a.Email, + Title: "Net Worth", + Route: "networth", + CashCents: cashCents, + PortfolioCents: portfolioCents, + CreditCents: 0, + NetWorthCents: netWorthCents, + PortfolioPricesAvailable: pricesAvailable, + History: history, + }) +} + func (h *Handler) RegisterRoutes(mux *http.ServeMux) { mux.HandleFunc("GET /{$}", h.Dashboard) mux.HandleFunc("GET /transactions", h.Transactions) @@ -1562,6 +1652,7 @@ func (h *Handler) RegisterRoutes(mux *http.ServeMux) { mux.HandleFunc("GET /portfolio", h.Portfolio) mux.HandleFunc("GET /goals", h.Goals) mux.HandleFunc("POST /goals", h.Goals) + mux.HandleFunc("GET /networth", h.NetWorth) mux.HandleFunc("GET /sharing", h.Sharing) mux.HandleFunc("POST /sharing", h.Sharing) mux.HandleFunc("DELETE /sharing/{viewer_id}", h.Sharing) diff --git a/apps/finance/services/api/main/models.go b/apps/finance/services/api/main/models.go index 4ff6969..455530c 100644 --- a/apps/finance/services/api/main/models.go +++ b/apps/finance/services/api/main/models.go @@ -152,6 +152,8 @@ type DashboardData struct { PortfolioPCLCents int64 PortfolioHoldings []Holding PortfolioPricesAvailable bool + + NetWorthCents int64 } type PeriodSummary struct { @@ -217,6 +219,31 @@ type SharingUser struct { Email string } +type NetWorthPoint struct { + Month string // "2025-01" + AssetCents int64 + LiabCents int64 + NetCents int64 +} + +type NetWorthData struct { + UserID string + Email string + Title string + Route string + + // current snapshot + CashCents int64 // running balance of all non-credit accounts + PortfolioCents int64 // market value (or cost basis) + CreditCents int64 // total outstanding on credit accounts (positive = owed) + NetWorthCents int64 // cash + portfolio − credit + + PortfolioPricesAvailable bool + + // month-by-month history + History []NetWorthPoint +} + // GoalType classifies a financial goal for display and calculation purposes. type GoalType string diff --git a/apps/finance/services/api/main/templates/base.html b/apps/finance/services/api/main/templates/base.html index 4f78d27..cd9736f 100644 --- a/apps/finance/services/api/main/templates/base.html +++ b/apps/finance/services/api/main/templates/base.html @@ -400,6 +400,7 @@ Projections Portfolio Goals + Net Worth Sharing
{{.Email}} diff --git a/apps/finance/services/api/main/templates/dashboard.html b/apps/finance/services/api/main/templates/dashboard.html index ff41a45..06cf22d 100644 --- a/apps/finance/services/api/main/templates/dashboard.html +++ b/apps/finance/services/api/main/templates/dashboard.html @@ -55,6 +55,13 @@ {{end}} +
+

Net worth

+
€0.00
+

→ full breakdown

+
+

Portfolio today

{{if $d.PortfolioHoldings}} diff --git a/apps/finance/services/api/main/templates/networth.html b/apps/finance/services/api/main/templates/networth.html new file mode 100644 index 0000000..f8de88f --- /dev/null +++ b/apps/finance/services/api/main/templates/networth.html @@ -0,0 +1,125 @@ +{{define "content"}} +{{$d := .}} + +
+

Net Worth

+ {{if $d.Email}}{{$d.Email}}{{end}} +
+ + +
+
+ Total net worth + + cash balance + portfolio + +
+
€0.00
+
+ + +
+ +
+

Cash balance

+
€0.00
+

all transaction history

+
+ +
+

Portfolio{{if not $d.PortfolioPricesAvailable}} (cost basis){{end}}

+
€0.00
+ {{if $d.PortfolioPricesAvailable}} +

market value

+ {{else}} +

prices unavailable · cost basis shown

+ {{end}} +
+ + {{if $d.CreditCents}} +
+

Credit / liabilities

+
€0.00
+

outstanding balance

+
+ {{end}} + +
+ + +{{if $d.History}} +
+
+

Net worth over time

+ cumulative · all time +
+ +
+ + +{{else}} +
+
📊
+

No transaction history yet

+

Import some transactions to see your net worth over time.

+ Import transactions → +
+{{end}} + +{{end}}