Initial commit

cmd/root.go

@@ -0,0 +1,76 @@
+/*
+ * Copyright © 2022 Kevin Kandlbinder.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package cmd
+
+import (
+	"github.com/Unkn0wnCat/matrix-veles/internal/config"
+	"github.com/spf13/viper"
+	"log"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var (
+	cfgFile string
+)
+
+// rootCmd represents the base command when called without any subcommands
+var rootCmd = &cobra.Command{
+	Use:   "matrix-veles",
+	Short: "A anti-spam bot for your Matrix chatroom",
+	//Long: ``,
+}
+
+// Execute adds all child commands to the root command and sets flags appropriately.
+// This is called by main.main(). It only needs to happen once to the rootCmd.
+func Execute() {
+	err := rootCmd.Execute()
+	if err != nil {
+		os.Exit(1)
+	}
+}
+
+func init() {
+	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is ./config.yaml)")
+
+	viper.SetDefault("bot.homeserver", "https://matrix.org")
+	viper.SetDefault("bot.username", "")
+	viper.SetDefault("bot.password", "")
+	viper.SetDefault("bot.accessKey", "")
+	viper.SetDefault("bot.rooms", config.RoomConfigTree{})
+	viper.SetDefault("bot.mongo.uri", "mongodb://localhost:27017")
+	viper.SetDefault("bot.mongo.database", "veles")
+
+	cobra.OnInitialize(loadConfig)
+}
+
+func loadConfig() {
+	viper.SetConfigType("yaml")
+
+	if cfgFile != "" {
+		viper.SetConfigFile(cfgFile)
+	} else {
+		viper.AddConfigPath(".")
+		viper.SetConfigName("config")
+	}
+
+	if err := viper.ReadInConfig(); err == nil {
+		log.Println("Using config file:", viper.ConfigFileUsed())
+	}
+}