gofio

http server for overview for accounts from FIO bank
git clone git://gtms.dev/gofio
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fio.go (2389B)

      1 package main
      2 
      3 import (
      4 	"errors"
      5 	"fio/fio"
      6 	"fmt"
      7 	"log"
      8 	"strings"
      9 	"time"
     10 
     11 	"github.com/leekchan/accounting"
     12 )
     13 
     14 type account struct {
     15 	name   string
     16 	config config
     17 	fio    *fio.Fio
     18 	root   *fio.Root
     19 }
     20 
     21 func (acc *account) needsReload() bool {
     22 	return acc.root == nil || acc.hasNew()
     23 }
     24 
     25 func (acc *account) reload(force bool) error {
     26 	if force || acc.needsReload() {
     27 		log.Printf("Reloading '%s'", acc.name)
     28 		if !acc.loadRoot() {
     29 			return errors.New("Failed to load root for '" + acc.name + "'")
     30 		} else {
     31 			reverse(acc.root.AccountStatement.TransactionList.Transactions)
     32 		}
     33 	}
     34 	return nil
     35 }
     36 
     37 func (acc *account) hasNew() bool {
     38 	last := acc.fio.Last()
     39 	if last == nil {
     40 		return false
     41 	}
     42 	return len(last.AccountStatement.TransactionList.Transactions) > 0
     43 }
     44 
     45 func (acc *account) loadCard(template []byte, isActive bool) (string, error) {
     46 	err := acc.reload(false)
     47 	if err != nil {
     48 		return "", err
     49 	}
     50 	ac := accounting.Accounting{Symbol: acc.root.AccountStatement.Info.Currency, Precision: 2, Thousand: " ", Format: "%v %s"}
     51 	// templating
     52 	card := string(template)
     53 	card = strings.Replace(card, "{{LINK}}", "/"+acc.name, -1)
     54 	var active string
     55 	if isActive {
     56 		active = "active"
     57 	}
     58 	card = strings.Replace(card, "{{ACTIVE}}", active, -1)
     59 	card = strings.Replace(card, "{{NAME}}", acc.name, -1)
     60 	card = strings.Replace(card, "{{ACC_ID}}", formatAccId(acc.root), -1)
     61 	closingBal := ac.FormatMoney(acc.root.AccountStatement.Info.ClosingBalance)
     62 	card = strings.Replace(card, "{{BALANCE}}", fmt.Sprintf("%v", closingBal), -1)
     63 
     64 	return card, nil
     65 }
     66 
     67 func (acc *account) loadBalance(template []byte, cards string) (string, error) {
     68 	err := acc.reload(false)
     69 	if err != nil {
     70 		return "", err
     71 	}
     72 	// templating
     73 	file := string(template)
     74 	file = strings.Replace(file, "{{CARDS}}", cards, -1)
     75 	file = strings.Replace(file, "{{NAME}}", acc.name, -1)
     76 	file = strings.Replace(file, "{{LIST}}", formatList(acc.root, acc.config), -1)
     77 
     78 	return string(file), nil
     79 }
     80 
     81 func (acc *account) loadRoot() bool {
     82 	from := time.Date(2021, time.January, 1, 0, 0, 0, 0, time.UTC)
     83 	to := time.Date(2021, time.December, 31, 0, 0, 0, 0, time.UTC)
     84 
     85 	acc.root = acc.fio.Period(from, to)
     86 	return acc.root != nil
     87 }
     88 
     89 func reverse(numbers []*fio.Transaction) []*fio.Transaction {
     90 	for i := 0; i < len(numbers)/2; i++ {
     91 		j := len(numbers) - i - 1
     92 		numbers[i], numbers[j] = numbers[j], numbers[i]
     93 	}
     94 	return numbers
     95 }