set fallback := true

export LOCAL_K8S_HOST := env("LOCAL_K8S_HOST", "")
export EXTERNAL_K8S_HOST := env("EXTERNAL_K8S_HOST", "")
export KEYCLOAK_HOST := env("KEYCLOAK_HOST", "")
export KEYCLOAK_REALM := env("KEYCLOAK_REALM", "")
export ENV_FILE := ".env.local"

[private]
default:
    @just --list --unsorted --list-submodules

check:
    #!/bin/bash
    set -euo pipefail
    if [ -z "${LOCAL_K8S_HOST}" ]; then
        echo "LOCAL_K8S_HOST is not set. Please execute 'just env::setup'" >&2
        exit 1
    fi

setup:
    #!/bin/bash
    set -euo pipefail
    if [ -f ../.env.local ]; then
        echo ".env.local already exists." >&2
        if gum confirm "Do you want to overwrite it?"; then
            LOCAL_K8S_HOST=""
            EXTERNAL_K8S_HOST=""
            KEYCLOAK_HOST=""
        elif [[ $? -eq 130 ]]; then
            echo "Setup cancelled by user." >&2
            exit 1
        else
            echo "Aborting setup." >&2
            exit 1
        fi
    fi
    while [ -z "${LOCAL_K8S_HOST}" ]; do
        if ! LOCAL_K8S_HOST=$(
            gum input --prompt="Internal k8s hostname (for SSH): " \
            --width=100 --placeholder="k8s-host"
        ); then
            echo "Setup cancelled." >&2
            exit 1
        fi
    done
    while [ -z "${EXTERNAL_K8S_HOST}" ]; do
        if ! EXTERNAL_K8S_HOST=$(
            gum input --prompt="External k8s hostname (FQDN): " \
            --width=100 --placeholder="k8s.example.com"
        ); then
            echo "Setup cancelled." >&2
            exit 1
        fi
    done
    while [ -z "${KEYCLOAK_HOST}" ]; do
        if ! KEYCLOAK_HOST=$(
            gum input --prompt="Keycloak host: " \
            --width=100 --placeholder="auth.example.com"
        ); then
            echo "Setup cancelled." >&2
            exit 1
        fi
    done
    while [ -z "${KEYCLOAK_REALM}" ]; do
        if ! KEYCLOAK_REALM=$(
            gum input --prompt="Keycloak realm: " \
            --width=100 --placeholder="buunstack"
        ); then
            echo "Setup cancelled." >&2
            exit 1
        fi
    done
    rm -f ../.env.local
    gomplate -f env.local.gomplate -o ../.env.local

    npm i

# Set a specific key in .env.local
[working-directory("..")]
set key value:
    #!/bin/bash
    set -euo pipefail
    KEY="{{ key }}"
    VALUE="{{ value }}"
    if [ ! -f "${ENV_FILE}" ]; then
        echo "Error: ${ENV_FILE} not found. Run 'just env::setup' first." >&2
        exit 1
    fi
    if ! [[ "${KEY}" =~ ^[A-Z_][A-Z0-9_]*$ ]]; then
        echo "Error: Invalid key name. Use uppercase letters, numbers, and underscores only." >&2
        exit 1
    fi
    if grep -q "^${KEY}=" "${ENV_FILE}"; then
        # Update existing key
        sed -i.bak "s|^${KEY}=.*|${KEY}=${VALUE}|" "${ENV_FILE}"
        echo "✓ Updated ${KEY} in ${ENV_FILE}"
    else
        # Add new key
        echo "" >> "${ENV_FILE}"
        echo "${KEY}=${VALUE}" >> "${ENV_FILE}"
        echo "✓ Added ${KEY} to ${ENV_FILE}"
    fi
    grep "^${KEY}=" "${ENV_FILE}"

# Show all environment variables
[working-directory("..")]
show:
    #!/bin/bash
    set -euo pipefail
    if [ ! -f "${ENV_FILE}" ]; then
        echo "Error: ${ENV_FILE} not found. Run 'just env::setup' first." >&2
        exit 1
    fi
    echo "Current configuration in ${ENV_FILE}:"
    echo "---"
    grep -E "^[A-Z_]+=.*" "${ENV_FILE}" || echo "(no variables set)"

# Get a specific key value
[working-directory("..")]
get key:
    #!/bin/bash
    set -euo pipefail
    KEY="{{ key }}"
    if [ ! -f "${ENV_FILE}" ]; then
        echo "Error: ${ENV_FILE} not found." >&2
        exit 1
    fi
    VALUE=$(grep "^${KEY}=" "${ENV_FILE}" 2>/dev/null | cut -d'=' -f2- || echo "")
    if [ -z "${VALUE}" ]; then
        echo "Error: ${KEY} not found in ${ENV_FILE}" >&2
        exit 1
    fi
    echo "${VALUE}"