feat(chainconfig): implementation of the migration system

ignite/chainconfig/common/config.go

@@ -0,0 +1,137 @@
+package common
+
+type Version int
+
+// Account holds the options related to setting up Cosmos wallets.
+type Account struct {
+	Name     string   `yaml:"name"`
+	Coins    []string `yaml:"coins,omitempty"`
+	Mnemonic string   `yaml:"mnemonic,omitempty"`
+	Address  string   `yaml:"address,omitempty"`
+	CoinType string   `yaml:"cointype,omitempty"`
+
+	// The RPCAddress off the chain that account is issued at.
+	RPCAddress string `yaml:"rpc_address,omitempty"`
+}
+
+// Build holds build configs.
+type Build struct {
+	Main    string   `yaml:"main"`
+	Binary  string   `yaml:"binary"`
+	LDFlags []string `yaml:"ldflags"`
+	Proto   Proto    `yaml:"proto"`
+}
+
+// Proto holds proto build configs.
+type Proto struct {
+	// Path is the relative path of where app's proto files are located at.
+	Path string `yaml:"path"`
+
+	// ThirdPartyPath is the relative path of where the third party proto files are
+	// located that used by the app.
+	ThirdPartyPaths []string `yaml:"third_party_paths"`
+}
+
+// Client configures code generation for clients.
+type Client struct {
+	// Vuex configures code generation for Vuex.
+	Vuex Vuex `yaml:"vuex"`
+
+	// Dart configures client code generation for Dart.
+	Dart Dart `yaml:"dart"`
+
+	// OpenAPI configures OpenAPI spec generation for API.
+	OpenAPI OpenAPI `yaml:"openapi"`
+}
+
+// Vuex configures code generation for Vuex.
+type Vuex struct {
+	// Path configures out location for generated Vuex code.
+	Path string `yaml:"path"`
+}
+
+// Dart configures client code generation for Dart.
+type Dart struct {
+	// Path configures out location for generated Dart code.
+	Path string `yaml:"path"`
+}
+
+// OpenAPI configures OpenAPI spec generation for API.
+type OpenAPI struct {
+	Path string `yaml:"path"`
+}
+
+// Faucet configuration.
+type Faucet struct {
+	// Name is faucet account's name.
+	Name *string `yaml:"name"`
+
+	// Coins holds type of coin denoms and amounts to distribute.
+	Coins []string `yaml:"coins"`
+
+	// CoinsMax holds of chain denoms and their max amounts that can be transferred
+	// to single user.
+	CoinsMax []string `yaml:"coins_max"`
+
+	// LimitRefreshTime sets the timeframe at the end of which the limit will be refreshed
+	RateLimitWindow string `yaml:"rate_limit_window"`
+
+	// Host is the host of the faucet server
+	Host string `yaml:"host"`
+
+	// Port number for faucet server to listen at.
+	Port int `yaml:"port"`
+}
+
+// Init overwrites sdk configurations with given values.
+type Init struct {
+	// App overwrites appd's config/app.toml configs.
+	App map[string]interface{} `yaml:"app"`
+
+	// Client overwrites appd's config/client.toml configs.
+	Client map[string]interface{} `yaml:"client"`
+
+	// Config overwrites appd's config/config.toml configs.
+	Config map[string]interface{} `yaml:"config"`
+
+	// Home overwrites default home directory used for the app
+	Home string `yaml:"home"`
+
+	// KeyringBackend is the default keyring backend to use for blockchain initialization
+	KeyringBackend string `yaml:"keyring-backend"`
+}
+
+// Host keeps configuration related to started servers.
+type Host struct {
+	RPC     string `yaml:"rpc"`
+	P2P     string `yaml:"p2p"`
+	Prof    string `yaml:"prof"`
+	GRPC    string `yaml:"grpc"`
+	GRPCWeb string `yaml:"grpc-web"`
+	API     string `yaml:"api"`
+}
+
+// BaseConfig is the struct containing all the common fields for the config across all the versions.
+type BaseConfig struct {
+	ConfigVersion Version                `yaml:"version"`
+	Build         Build                  `yaml:"build"`
+	Accounts      []Account              `yaml:"accounts"`
+	Faucet        Faucet                 `yaml:"faucet"`
+	Client        Client                 `yaml:"client"`
+	Genesis       map[string]interface{} `yaml:"genesis"`
+}
+
+// GetVersion returns the version of the config.yaml file.
+func (c BaseConfig) Version() Version {
+	return c.ConfigVersion
+}
+
+// AccountByName finds account by name.
+func (c BaseConfig) AccountByName(name string) (acc Account, found bool) {
+	for _, acc := range c.Accounts {
+		if acc.Name == name {
+			return acc, true
+		}
+	}
+	return Account{}, false
+}

ignite/chainconfig/common/interface.go

@@ -0,0 +1,12 @@
+package common
+
+// Config is the interface defining all the common methods for the ConfigYaml struct across all supported versions
+type Config interface {
+	Clone() Config
+
+	// Version returns the version of the Config
+	Version() Version
+
+	// ConvertNext converts the instance of Config from the current version to the next version.
+	ConvertNext() (Config, error)
+}