Docs, LoadConfig, config test

client/client.yml

@@ -14,6 +14,8 @@
 #         command: /usr/local/bin/mytopic-triggered.sh
 #       - topic: myserver.com/anothertopic
 #         command: 'echo "$message"'
+#         if:
+#             priority: high,urgent
 #
 # Variables:
 #     Variable        Aliases         Description
@@ -26,4 +28,8 @@
 #     $NTFY_PRIORITY  $priority, $p   Message priority (1=min, 5=max)
 #     $NTFY_TAGS      $tags, $ta      Message tags (comma separated list)
 #
+# Filters ('if:'):
+#     You can filter 'message', 'title', 'priority' (comma-separated list, logical OR)
+#     and 'tags' (comma-separated list, logical AND). See https://ntfy.sh/docs/subscribe/api/#filter-messages.
+#
 # subscribe:

client/config.go

@@ -1,5 +1,10 @@
 package client
 
+import (
+	"gopkg.in/yaml.v2"
+	"os"
+)
+
 const (
 	// DefaultBaseURL is the base URL used to expand short topic names
 	DefaultBaseURL = "https://ntfy.sh"
@@ -22,3 +27,16 @@ func NewConfig() *Config {
 		Subscribe:   nil,
 	}
 }
+
+// LoadConfig loads the Client config from a yaml file
+func LoadConfig(filename string) (*Config, error) {
+	b, err := os.ReadFile(filename)
+	if err != nil {
+		return nil, err
+	}
+	c := NewConfig()
+	if err := yaml.Unmarshal(b, c); err != nil {
+		return nil, err
+	}
+	return c, nil
+}

client/config_test.go

@@ -0,0 +1,35 @@
+package client
+
+import (
+	"github.com/stretchr/testify/require"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestConfig_Load(t *testing.T) {
+	filename := filepath.Join(t.TempDir(), "client.yml")
+	require.Nil(t, os.WriteFile(filename, []byte(`
+default-host: http://localhost
+subscribe:
+  - topic: no-command
+  - topic: echo-this
+    command: 'echo "Message received: $message"'
+  - topic: alerts
+    command: notify-send -i /usr/share/ntfy/logo.png "Important" "$m"
+    if:
+            priority: high,urgent
+`), 0600))
+
+	conf, err := LoadConfig(filename)
+	require.Nil(t, err)
+	require.Equal(t, "http://localhost", conf.DefaultHost)
+	require.Equal(t, 3, len(conf.Subscribe))
+	require.Equal(t, "no-command", conf.Subscribe[0].Topic)
+	require.Equal(t, "", conf.Subscribe[0].Command)
+	require.Equal(t, "echo-this", conf.Subscribe[1].Topic)
+	require.Equal(t, `echo "Message received: $message"`, conf.Subscribe[1].Command)
+	require.Equal(t, "alerts", conf.Subscribe[2].Topic)
+	require.Equal(t, `notify-send -i /usr/share/ntfy/logo.png "Important" "$m"`, conf.Subscribe[2].Command)
+	require.Equal(t, "high,urgent", conf.Subscribe[2].If["priority"])
+}