Switch to yml-based config.

.gitignore

@@ -21,4 +21,4 @@
 go.work
 
 # Sensitive config
-config.go
+config.yml

README.md

@@ -22,12 +22,12 @@ This integration makes the bookkeeping easier. Our setup is:
 
 ## Configuration
 
-Configuration is assumed to live in a `config.go` file at the root of the application. For security reasons, I don't
-check this file into Git, but you can see the general structure in `config.go.example`. To use this yourself, first
+Configuration is assumed to live in a `config.yml` file at the root of the application. For security reasons, I don't
+check this file into Git, but you can see the general structure in `config.yml.example`. To use this yourself, first
 run:
 
 ```shell
-cp config.go.example config.go
+cp config.yml.example config.yml
 ```
 
-Then fill in the values in `config.go` with your own values.
+Then fill in the values in `config.yml` with your own values.

config.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"gopkg.in/yaml.v2"
+)
+
+type Config struct {
+	YnabToken string `yaml:"ynabToken"`
+	BudgetId  string `yaml:"budgetId"`
+}
+
+func NewConfig() *Config {
+	f, err := os.Open("config.yml")
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error opening config file. Did you create a config.yml? %v\n", err)
+		os.Exit(1)
+	}
+	defer f.Close()
+
+	var cfg Config
+	decoder := yaml.NewDecoder(f)
+	err = decoder.Decode(&cfg)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error decoding config file. Make sure it has the correct format. See config.yml.example for an example %v\n", err)
+	}
+
+	return &cfg
+}

config.yml.example

@@ -0,0 +1,3 @@
+---
+ynabToken: "xxx"
+budgetId: "yyy"

go.mod

@@ -2,4 +2,7 @@ module github.com/samshadwell/split-ynab
 
 go 1.21
 
-require github.com/brunomvsouza/ynab.go v1.4.0 // indirect
+require (
+	github.com/brunomvsouza/ynab.go v1.4.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+)

go.sum

@@ -1,2 +1,5 @@
 github.com/brunomvsouza/ynab.go v1.4.0 h1:j32NsAq74sxWtfi16cFrn/aj2K8sZpaXPlcJiB9bwRk=
 github.com/brunomvsouza/ynab.go v1.4.0/go.mod h1:u5zDi6NY53RIqel+hzVodPr0CuZ0ZONbf03cex+kods=
+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=