feat: minitia launch check existing minitia app

Author: traviolus

models/minitia/launch.go

@@ -1,11 +1,14 @@
 package minitia
 
 import (
+	"fmt"
 	"os"
+	"path/filepath"
 	"time"
 
 	tea "github.com/charmbracelet/bubbletea"
 
+	"github.com/initia-labs/weave/styles"
 	"github.com/initia-labs/weave/utils"
 )
 
@@ -27,27 +30,78 @@ func (m *ExistingMinitiaChecker) Init() tea.Cmd {
 
 func WaitExistingMinitiaChecker(state *LaunchState) tea.Cmd {
 	return func() tea.Msg {
-		_, err := os.UserHomeDir()
+		homeDir, err := os.UserHomeDir()
 		if err != nil {
+			fmt.Printf("[error] Failed to get user home directory: %v\n", err)
 			return utils.ErrorLoading{Err: err}
 		}
 
-		// TODO: Implement this
+		minitiaPath := filepath.Join(homeDir, utils.MinitiaDirectory)
 		time.Sleep(1500 * time.Millisecond)
-		return utils.EndLoading{}
 
+		if !utils.FileOrFolderExists(minitiaPath) {
+			state.existingMinitiaApp = false
+			return utils.EndLoading{}
+		} else {
+			state.existingMinitiaApp = true
+			return utils.EndLoading{}
+		}
 	}
 }
 
 func (m *ExistingMinitiaChecker) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	loader, cmd := m.loading.Update(msg)
 	m.loading = loader
 	if m.loading.Completing {
-		// TODO: Continue
+		if !m.state.existingMinitiaApp {
+			// TODO: Continue
+		} else {
+			return NewDeleteExistingMinitiaInput(m.state), nil
+		}
 	}
 	return m, cmd
 }
 
 func (m *ExistingMinitiaChecker) View() string {
-	return m.state.weave.Render() + "\n" + m.loading.View()
+	return styles.Text("🪢 For launching Minitia, once all required configurations are complete, \nit will run for a few blocks to set up neccesary components.\nPlease note that this may take a moment, and your patience is appreciated!\n\n", styles.Ivory) + m.loading.View()
+}
+
+type DeleteExistingMinitiaInput struct {
+	utils.TextInput
+	state    *LaunchState
+	question string
+}
+
+func NewDeleteExistingMinitiaInput(state *LaunchState) *DeleteExistingMinitiaInput {
+	model := &DeleteExistingMinitiaInput{
+		TextInput: utils.NewTextInput(),
+		state:     state,
+		question:  "Please type `delete existing minitia` to delete the .minitia folder and proceed with weave minitia launch",
+	}
+	model.WithPlaceholder("Type `delete existing minitia` to delete, Ctrl+C or q to keep the folder and quit this command.")
+	model.WithValidatorFn(utils.ValidateExactString("delete existing minitia"))
+	return model
+}
+
+func (m *DeleteExistingMinitiaInput) GetQuestion() string {
+	return m.question
+}
+
+func (m *DeleteExistingMinitiaInput) Init() tea.Cmd {
+	return nil
+}
+
+func (m *DeleteExistingMinitiaInput) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	input, cmd, done := m.TextInput.Update(msg)
+	if done {
+		// TODO: Continue
+	}
+	m.TextInput = input
+	return m, cmd
+}
+
+func (m *DeleteExistingMinitiaInput) View() string {
+	return styles.RenderPrompt("🚨 Existing .minitia folder detected.\nTo proceed with weave minitia launch, you must confirm the deletion of the .minitia folder.\nIf you do not confirm the deletion, the command will not run, and you will be returned to the homepage.\n\n", []string{".minitia", "weave minitia launch"}, styles.Empty) +
+		styles.Text("Please note that once you delete, all configurations, state, keys, and other data will be \n", styles.Yellow) + styles.BoldText("permanently deleted and cannot be reversed.\n", styles.Yellow) +
+		styles.RenderPrompt(m.GetQuestion(), []string{"`delete existing minitia`", ".minitia", "weave minitia launch"}, styles.Question) + m.TextInput.View()
 }

models/minitia/state.go

@@ -3,7 +3,8 @@ package minitia
 import "github.com/initia-labs/weave/types"
 
 type LaunchState struct {
-	weave types.WeaveState
+	weave              types.WeaveState
+	existingMinitiaApp bool
 }
 
 func NewLaunchState() *LaunchState {

utils/constants.go

@@ -13,4 +13,6 @@ const (
 
 	RunL1NodeDarwinServiceName = "com.initia.daemon"
 	RunL1NodeLinuxServiceName  = "initia"
+
+	MinitiaDirectory = ".minitia"
 )

utils/validate.go

@@ -238,3 +238,12 @@ func IsValidPeerOrSeed(addresses string) error {
 
 	return nil
 }
+
+func ValidateExactString(expect string) func(s string) error {
+	return func(s string) error {
+		if s != expect {
+			return fmt.Errorf("please type `%s` to proceed", expect)
+		}
+		return nil
+	}
+}