gomod

.gitignore

@@ -1 +1,2 @@
 **/*.sw*
+ledger-ui

go.mod

@@ -0,0 +1,10 @@
+module gogs.inhome.blapointe.com/bel/ledger-ui
+
+go 1.20
+
+require (
+	github.com/google/uuid v1.3.0
+	gogs.inhome.blapointe.com/local/args v0.0.0-20230410154220-44370f257b34
+)
+
+require gopkg.in/yaml.v2 v2.4.0 // indirect

go.sum

@@ -0,0 +1,8 @@
+github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+gogs.inhome.blapointe.com/local/args v0.0.0-20230410154220-44370f257b34 h1:0tuX5dfOksiOQD1vbJjVNVTVxTTIng7UrUdSLF5T+Ao=
+gogs.inhome.blapointe.com/local/args v0.0.0-20230410154220-44370f257b34/go.mod h1:YG9n3Clg7683ohkVnJK2hdX8bBS9EojIsd1qPZumX0Y=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=

ledger.go

@@ -8,6 +8,7 @@ import (
 	"io/ioutil"
 	"os"
 	"path"
+	"time"
 )
 
 type Ledger struct {
@@ -24,6 +25,21 @@ func NewLedger(path string) (Ledger, error) {
 	}, err
 }
 
+func (ledger Ledger) NewTransaction() error {
+	transactions, err := ledger.Transactions()
+	if err != nil {
+		return err
+	}
+	transactions = append(transactions, Transaction{
+		Date:        time.Now().Format("2006-01-02"),
+		Description: "?",
+		Payer:       "?",
+		Payee:       "?",
+		Amount:      0,
+	})
+	return ledger.SetTransactions(transactions)
+}
+
 func (ledger Ledger) SetTransaction(i int, transaction Transaction) error {
 	transactions, err := ledger.Transactions()
 	if err != nil {
@@ -37,7 +53,7 @@ func (ledger Ledger) SetTransaction(i int, transaction Transaction) error {
 }
 
 func (ledger Ledger) SetTransactions(transactions []Transaction) error {
-	f, err := ioutil.TempFile(os.TempDir(), path.Base(ledger.path)+".*")
+	f, err := ioutil.TempFile(path.Dir(ledger.path), path.Base(ledger.path)+".*")
 	if err != nil {
 		return err
 	}

ledger_test.go

@@ -2,7 +2,7 @@ package main
 
 import (
 	"fmt"
-	"io"
+	"io/ioutil"
 	"os"
 	"path"
 	"testing"
@@ -10,8 +10,19 @@ import (
 	"github.com/google/uuid"
 )
 
+func testLedgerFile(t *testing.T) string {
+	path := path.Join(t.TempDir(), t.Name()+".dat")
+	if b, err := ioutil.ReadFile("./testdata/ledger.dat"); err != nil {
+		t.Fatal(err)
+	} else if err := ioutil.WriteFile(path, b, os.ModePerm); err != nil {
+		t.Fatal(err)
+	}
+	return path
+}
+
 func TestLedgerTransactionsBalances(t *testing.T) {
-	ledger, err := NewLedger("./testdata/ledger.dat")
+	path := testLedgerFile(t)
+	ledger, err := NewLedger(path)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -67,21 +78,7 @@ func TestLedgerSetTransaction(t *testing.T) {
 			Amount:      1.23,
 		}
 	}
-	path := path.Join(t.TempDir(), "ledger.dat")
-	a, err := os.Open("./testdata/ledger.dat")
-	if err != nil {
-		t.Fatal(err)
-	}
-	b, err := os.Create(path)
-	if err != nil {
-		t.Fatal(err)
-	}
-	if _, err := io.Copy(b, a); err != nil {
-		t.Fatal(err)
-	}
-	a.Close()
-	b.Close()
-
+	path := testLedgerFile(t)
 	ledger, err := NewLedger(path)
 	if err != nil {
 		t.Fatal(err)
@@ -109,3 +106,27 @@ func TestLedgerSetTransaction(t *testing.T) {
 		t.Fatal(want, got)
 	}
 }
+
+func TestLedgerNewTransaction(t *testing.T) {
+	path := testLedgerFile(t)
+	ledger, err := NewLedger(path)
+	if err != nil {
+		t.Fatal(err)
+	}
+	transactions, err := ledger.Transactions()
+	if err != nil {
+		t.Fatal(err)
+	}
+	wantTransactions := append(transactions, newStubTransaction())
+	ledger.NewTransaction()
+	if err != nil {
+		t.Fatal(err)
+	}
+	gotTransactions, err := ledger.Transactions()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if fmt.Sprint(wantTransactions) != fmt.Sprint(gotTransactions) {
+		t.Fatal(wantTransactions, gotTransactions)
+	}
+}

main.go

@@ -2,7 +2,8 @@ package main
 
 import (
 	"fmt"
-	"local/args"
+	"gogs.inhome.blapointe.com/local/args"
+	"log"
 	"net/http"
 )
 
@@ -18,6 +19,7 @@ func main() {
 	if err != nil {
 		panic(err)
 	}
+	log.Println("listening on", as.GetInt("p"))
 	if err := http.ListenAndServe(":"+fmt.Sprint(as.GetInt("p")), Server{ledger: ledger, debug: as.GetBool("debug")}); err != nil {
 		panic(err)
 	}

public/index.html

@@ -2,6 +2,15 @@
    <header>
       <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/water.css@2/out/dark.css">
       <style>
+         body > div {
+            width: 100%;
+         }
+         .center {
+            text-align: center;
+         }
+         .right {
+            text-align: right;
+         }
          #transactions > tbody > tr > td:first-child input {
             padding: 1ch;
             display: inline-block;
@@ -30,13 +39,22 @@
                loadBalances(body.Balances)
             }, null)
          }
+         function prettyMoney(money) {
+            try {
+               var f = parseFloat(money)
+               if (f) {
+                  return Math.round(100.0*f) / 100.0
+               }
+            } catch { }
+            return money;
+         }
          function loadBalances(balances) {
             var innerHTML = ""
             innerHTML += "<table>"
 
             for(var k in balances) {
                if(k.startsWith("Asset"))
-                  innerHTML += `<tr><td>${k}</td><td>${balances[k]}</td></tr>`
+                  innerHTML += `<tr><td>${k}</td><td>${prettyMoney(balances[k])}</td></tr>`
             }
 
             innerHTML += "</table>"
@@ -68,7 +86,7 @@
                one += "   <tr>"
                one += "      <td></td><td></td>"
                for(var key of ["Payee", "Amount"])
-                  one += `   <td contenteditable key=${JSON.stringify(key)}>${transaction[key]}</td>`
+                  one += `   <td contenteditable key=${JSON.stringify(key)}>${prettyMoney(transaction[key])}</td>`
                one += "   </tr>"
                one += "   <tr>"
                one += "      <td></td><td></td>"
@@ -84,6 +102,25 @@
 
             document.getElementById("transactions").innerHTML = innerHTML
          }
+         function newTransaction() {
+            var today = new Date()
+            var year = today.getFullYear()
+            var month = today.getMonth()+1
+            var day = today.getDate()
+            if (day < 10) {
+               day = `0${day}`
+            }
+            if (month < 10) {
+               month = `0${month}`
+            }
+            http("post", "/api/transactions", () => {init()}, JSON.stringify({
+               Date: `${year}-${month}-${day}`,
+               Description: "?",
+               Payer: "?",
+               Payee: "?",
+               Amount: 0,
+            }))
+         }
          function saveTransaction(row) {
             const inputs = row.getElementsByTagName("td")
             var kvs = {}
@@ -92,29 +129,48 @@
                if (!key) {
                   continue
                }
-               const value = inputs[i].innerHTML
+               const value = (inputs[i].textContent || inputs[i].innerText).replaceAll("\n", " ").trim()
                kvs[key] = value
                if (!isNaN(value))
                   kvs[key] = parseFloat(value)
             }
             http("put", "/api/transactions", () => {init()}, JSON.stringify(kvs))
          }
-         function setRowKeyValue(row, wantkey, wantvalue) {
+         function getRowKeyValue(row, wantkey) {
+            const inputs = row.getElementsByTagName("td")
+            for (var i = 0; i < inputs.length; i++) {
+               const key = inputs[i].getAttribute("key")
+               if (key == wantkey) {
+                  return inputs[i].innerText + ""
+               }
+            }
+            return null
+         }
+         function setRowKeyValues(row, wantKeysWantValues) {
             const inputs = row.getElementsByTagName("td")
             var kvs = {}
             for (var i = 0; i < inputs.length; i++) {
                const key = inputs[i].getAttribute("key")
-               if (key == wantkey) {
-                  inputs[i].innerHTML = wantvalue
-                  break
+               if (key in wantKeysWantValues) {
+                  inputs[i].innerHTML = wantKeysWantValues[key]
                }
             }
             saveTransaction(row)
          }
-         zachsPayment = (x) => setRowKeyValue(x, "Payer", "AssetAccount:Zach")
-         belsPayment = (x) => setRowKeyValue(x, "Payer", "AssetAccount:Bel")
-         zachsCharge = (x) => setRowKeyValue(x, "Payee", "AssetAccount:Zach")
-         belsCharge = (x) => setRowKeyValue(x, "Payee", "AssetAccount:Bel")
+         zachsPayment = (x) => {
+            setRowKeyValues(x, {
+               "Payee": getRowKeyValue(x, "Payer"),
+               "Payer": "AssetAccount:Zach",
+            })
+         }
+         belsPayment = (x) => {
+            setRowKeyValues(x, {
+               "Payee": getRowKeyValue(x, "Payer"),
+               "Payer": "AssetAccount:Bel",
+            })
+         }
+         zachsCharge = (x) => setRowKeyValues(x, {"Payee": "AssetAccount:Zach"})
+         belsCharge = (x) => setRowKeyValues(x, {"Payee": "AssetAccount:Bel"})
          function http(method, remote, callback, body) {
             var xmlhttp = new XMLHttpRequest();
             xmlhttp.onreadystatechange = function() {
@@ -136,6 +192,7 @@
          <summary>Balances</summary>
          <div id="balances"></div>
       </details>
+      <div class="right"><button onclick="newTransaction();">New Transaction</button></div>
       <table id="transactions"></table>
    </body>
    <footer>

server.go

@@ -22,6 +22,8 @@ func (server Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	switch r.Method + r.URL.Path {
 	case "GET/api/transactions":
 		server.getTransactions(w, r)
+	case "POST/api/transactions":
+		server.postTransactions(w, r)
 	case "PUT/api/transactions":
 		server.putTransactions(w, r)
 	case "GET/api/balances":
@@ -50,6 +52,30 @@ func (server Server) getTransactions(w http.ResponseWriter, r *http.Request) {
 	json.NewEncoder(w).Encode(map[string]interface{}{"Transactions": transactions})
 }
 
+func (server Server) postTransactions(w http.ResponseWriter, r *http.Request) {
+	var request struct {
+		Transaction
+	}
+	if err := json.NewDecoder(r.Body).Decode(&request); err != nil {
+		server.err(w, r, err)
+		return
+	}
+	if err := server.ledger.NewTransaction(); err != nil {
+		server.err(w, r, err)
+		return
+	}
+	transactions, err := server.ledger.Transactions()
+	if err != nil {
+		server.err(w, r, err)
+		return
+	}
+	if err := server.ledger.SetTransaction(len(transactions)-1, request.Transaction); err != nil {
+		server.err(w, r, err)
+		return
+	}
+	json.NewEncoder(w).Encode(map[string]interface{}{"ok": true})
+}
+
 func (server Server) putTransactions(w http.ResponseWriter, r *http.Request) {
 	var request struct {
 		IDX int `json:"idx"`

server_test.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+)
+
+func TestServerPostTransactions(t *testing.T) {
+	path := testLedgerFile(t)
+	ledger, err := NewLedger(path)
+	if err != nil {
+		t.Fatal(err)
+	}
+	server := Server{ledger: ledger}
+
+	r := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(`{
+      "Date": "2099-02-03",
+      "Description": "test",
+      "Payer": "payer",
+      "Payee": "payee",
+      "Amount": 1.02
+   }`))
+	w := httptest.NewRecorder()
+	server.postTransactions(w, r)
+
+	if w.Code != http.StatusOK {
+		t.Fatal(w.Code)
+	}
+	if s := strings.TrimSpace(string(w.Body.Bytes())); s != `{"ok":true}` {
+		t.Fatal(s)
+	}
+
+	transactions, err := ledger.Transactions()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if transactions[len(transactions)-1] != (Transaction{
+		Date:        "2099-02-03",
+		Description: "test",
+		Payer:       "payer",
+		Payee:       "payee",
+		Amount:      1.02,
+	}) {
+		t.Fatal(transactions[len(transactions)-1])
+	}
+}

testdata/2018-.b.dat

@@ -0,0 +1,75 @@
+2021-08-07               UTAH INFRASTRUCTURE
+                         Withdrawal:UTAHINFRASTRUCTURE                     $30.00
+                         AssetAccount:Chase:1049
+2021-08-07               HARMONS - OREM
+                         Withdrawal:HARMONSOREM                            $8.73
+                         AssetAccount:Chase:1049
+2021-08-07               MACEY'S 8TH NORTH
+                         Withdrawal:MACEYS8THNORTH                         $18.05
+                         AssetAccount:Chase:1049
+2021-08-07               BEEHIVE BROADBAND LL
+                         Withdrawal:BEEHIVEBROADBANDLL                     $56.38
+                         AssetAccount:Chase:1049
+2021-08-07               CULLIGAN WATER CONDI
+                         Withdrawal:CULLIGANWATERCONDI                     $35.00
+                         AssetAccount:Chase:1049
+2021-08-09               Payment
+                         Withdrawal:Payment                                $121.38
+                         AssetAccount:Bel
+2021-08-12               HARMONS - OREM
+                         Withdrawal:HARMONSOREM                            $12.82
+                         AssetAccount:Chase:1049
+2021-08-12               COSTCO WHSE #0484
+                         Withdrawal:COSTCOWHSE0484                         $76.02
+                         AssetAccount:Chase:1049
+2021-08-12               TRADER JOE'S #352
+                         Withdrawal:TRADERJOES352                          $64.57
+                         AssetAccount:Chase:1049
+2021-08-12               TARGET T-1754
+                         Withdrawal:TARGETT1754                            $56.12
+                         AssetAccount:Chase:1049
+2021-08-13               TARGET T-1754
+                         Withdrawal:TARGETT1754                            $44.66
+                         AssetAccount:Chase:1049
+2021-08-15               TRADER JOE'S #352
+                         Withdrawal:TRADERJOES352                          $7.70
+                         AssetAccount:Chase:1049
+2021-08-15               WALGREENS #11150
+                         Withdrawal:WALGREENS11150                         $16.96
+                         AssetAccount:Chase:1049
+2021-08-15               HARMONS - OREM
+                         Withdrawal:HARMONSOREM                            $35.30
+                         AssetAccount:Chase:1049
+2021-08-16               Payment
+                         Withdrawal:Payment                                $140.49
+                         AssetAccount:Bel
+2021-08-17               Payment
+                         Withdrawal:Payment                                $20.63
+                         AssetAccount:Bel
+2021-08-19               REDMOND FARMS STORE
+                         Withdrawal:REDMONDFARMSSTORE                      $42.07
+                         AssetAccount:Chase:1049
+2021-08-19               TRADER JOE'S #352
+                         Withdrawal:TRADERJOES352                          $52.93
+                         AssetAccount:Chase:1049
+2021-08-19               COSTCO WHSE #0484
+                         Withdrawal:COSTCOWHSE0484                         $140.93
+                         AssetAccount:Chase:1049
+2021-08-23               Payment
+                         Withdrawal:Payment                                $457.21
+                         AssetAccount:Bel
+2021-08-28               TARGET T-1754
+                         Withdrawal:TARGETT1754                            $95.34
+                         AssetAccount:Chase:1049
+2021-09-01               MACEY'S 8TH NORTH
+                         Withdrawal:MACEYS8THNORTH                         $16.41
+                         AssetAccount:Chase:1049
+2021-09-01               COSTCO WHSE #0484
+                         Withdrawal:COSTCOWHSE0484                         $167.81
+                         AssetAccount:Chase:1049
+2021-09-03               WALGREENS #12294
+                         Withdrawal:WALGREENS12294                         $16.60
+                         AssetAccount:Chase:1049
+2021-09-03               TST* COSTA VIDA - 01
+                         Withdrawal:TSTCOSTAVIDA01                         $20.78
+                         AssetAccount:Chase:1049

testdata/ledger-groceries-custom.dat

@@ -1,5 +1,5 @@
 2021-01-01 groceries
-   Withdrawal:Target $10
+   Withdrawal:Target $10.0000001
    AssetAccount:Chase:8824
 2021-01-05 bel vidya
    Withdrawal:Target $1

transaction.go

@@ -8,6 +8,7 @@ import (
 	"io"
 	"strconv"
 	"strings"
+	"time"
 )
 
 type Transaction struct {
@@ -18,6 +19,20 @@ type Transaction struct {
 	Amount      float32
 }
 
+const (
+	UnknownAccount = "?"
+)
+
+func newStubTransaction() Transaction {
+	return Transaction{
+		Date:        time.Now().Format("2006-01-02"),
+		Description: UnknownAccount,
+		Payer:       UnknownAccount,
+		Payee:       UnknownAccount,
+		Amount:      0,
+	}
+}
+
 func readTransaction(r io.Reader) (Transaction, error) {
 	lines := make([][]byte, 3)
 	for i := range lines {

transaction_test.go

@@ -6,6 +6,24 @@ import (
 	"testing"
 )
 
+func TestNewStubTransaction(t *testing.T) {
+	want := Transaction{
+		Date:        "1",
+		Amount:      0,
+		Payer:       UnknownAccount,
+		Payee:       UnknownAccount,
+		Description: UnknownAccount,
+	}
+	got := newStubTransaction()
+	if got.Date == "" {
+		t.Fatal(got.Date)
+	}
+	got.Date = want.Date
+	if want != got {
+		t.Fatal(want, got)
+	}
+}
+
 func TestWords(t *testing.T) {
 	input := `
       hello world