feat: remove network configs

cmd/main.go

@@ -30,12 +30,6 @@ var (
 		Usage:    "Configuration `FILE`",
 		Required: true,
 	}
-	networkFlag = cli.StringFlag{
-		Name:     config.FlagNetwork,
-		Aliases:  []string{"net"},
-		Usage:    "Load default network configuration. Supported values: [`mainnet`, `testnet`, `custom`]",
-		Required: true,
-	}
 	customNetworkFlag = cli.StringFlag{
 		Name:     config.FlagCustomNetwork,
 		Aliases:  []string{"net-file"},
@@ -78,7 +72,7 @@ func main() {
 			Aliases: []string{},
 			Usage:   "Run the cdk client",
 			Action:  start,
-			Flags:   append(flags, &networkFlag, &customNetworkFlag),
+			Flags:   append(flags, &customNetworkFlag),
 		},
 	}
 

config/config.go

@@ -20,9 +20,7 @@ const (
 	FlagYes = "yes"
 	// FlagCfg is the flag for cfg.
 	FlagCfg = "cfg"
-	// FlagNetwork is the flag for the network name. Valid values: ["testnet", "mainnet", "custom"].
-	FlagNetwork = "network"
-	// FlagCustomNetwork is the flag for the custom network file. This is required if --network=custom
+	// FlagCustomNetwork is the flag for the custom network file.
 	FlagCustomNetwork = "custom-network-file"
 	// FlagAmount is the flag for amount.
 	FlagAmount = "amount"

config/network.go

@@ -26,9 +26,7 @@ type network string
 type leafType uint8
 
 const (
-	mainnet network = "mainnet"
-	testnet network = "testnet"
-	custom  network = "custom"
+	custom network = "custom"
 	// LeafTypeBalance specifies that leaf stores Balance
 	LeafTypeBalance leafType = 0
 	// LeafTypeNonce specifies that leaf stores Nonce
@@ -69,22 +67,12 @@ type genesisAccountFromJSON struct {
 }
 
 func (cfg *Config) loadNetworkConfig(ctx *cli.Context) {
-	var networkJSON string
-	switch ctx.String(FlagNetwork) {
-	case string(mainnet):
-		networkJSON = MainnetNetworkConfigJSON
-	case string(testnet):
-		networkJSON = TestnetNetworkConfigJSON
-	case string(custom):
-		var err error
-		cfgPath := ctx.String(FlagCustomNetwork)
-		networkJSON, err = LoadGenesisFileAsString(cfgPath)
-		if err != nil {
-			panic(err.Error())
-		}
-	default:
-		log.Fatalf("unsupported --network value. Must be one of: [%s, %s, %s]", mainnet, testnet, custom)
+	cfgPath := ctx.String(FlagCustomNetwork)
+	networkJSON, err := LoadGenesisFileAsString(cfgPath)
+	if err != nil {
+		panic(err.Error())
 	}
+
 	config, err := LoadGenesisFromJSONString(networkJSON)
 	if err != nil {
 		panic(fmt.Errorf("failed to load genesis configuration from file. Error: %v", err))