#!/usr/bin/expect -f

# Check if the config directory already exists.
set config_dir "/config/.tuya-data"
if { [file isdirectory $config_dir] } {
    puts "Skipping authentication: Configuration directory '$config_dir' already exists."
    exit 0
}

puts "Configuration directory not found. Proceeding with authentication..."

set timeout 30

# Read the region from the first line of standard input.
gets stdin region
if { [eof stdin] || $region eq "" } {
    puts stderr "Error: Could not read region from stdin or region is empty."
    exit 1
}

# Read the email from the second line of standard input.
gets stdin email
if { [eof stdin] || $email eq "" } {
    puts stderr "Error: Could not read email from stdin or email is empty."
    exit 1
}

# Read the password from the third line of standard input.
gets stdin password
if { [eof stdin] || $password eq "" } {
    puts stderr "Error: Could not read password from stdin or password is empty."
    exit 1
}

# Spawn the tuya-ipc-terminal command WITH --password flag
spawn tuya-ipc-terminal auth add $region $email --password $password

# Handle password prompt
expect {
    "Password:" {
        send "$password\r"
        exp_continue
    }
    "Enter password:" {
        send "$password\r"
        exp_continue
    }
    "Please enter your password:" {
        send "$password\r"
        exp_continue
    }
    "Authentication successful" {
        puts "Authentication completed successfully!"
    }
    "Login successful" {
        puts "Login completed successfully!"
    }
    "Invalid credentials" {
        puts stderr "Authentication failed: Invalid credentials"
        exit 1
    }
    "Login failed" {
        puts stderr "Authentication failed: Login failed"
        exit 1
    }
    timeout {
        puts stderr "Authentication timeout"
        exit 1
    }
}

expect eof
wait