#!/usr/bin/env bash

# ============================================
#          Yii2 — Commands
# ============================================
#
# All functions run inside the app container
# via runtime::exec, so they work regardless
# of whether the stack is Docker or native.

# ============================================
#              Helpers
# ============================================

# Generates a snake_case migration class name with timestamp.
# e.g. m260430_151441_create_invoice_table
function yii2::migrate::_class_name() {
    local name="$1"
    local timestamp
    timestamp="$(date '+%y%m%d_%H%M%S')"
    echo "m${timestamp}_${name}"
}

# Resolves the migrations directory on the host.
function yii2::migrate::_dir() {
    echo "$(ctx::root)/console/migrations"
}

# ============================================
#              Yii
# ============================================

# Runs any yii console command inside the container.
#
# Usage:
#   dx yii <command> [args...]
#   yii <command> [args...]        (inside dx workspace)
#
# Examples:
#   dx yii migrate
#   dx yii rbac/init
#   yii cache/flush-all
function yii2::exec() {
    runtime::exec php yii "$@"
}

# ============================================
#              Migrations
# ============================================

# Creates a new migration file with the correct namespace,
# class name, and stub — bypassing Yii's generator entirely.
#
# Usage:
#   dx migrate-create <name>
#   e.g. dx migrate-create create_invoice_table
function yii2::migrate::create() {
    local name="${1:?Usage: dx migrate-create <migration_name>}"
    local namespace="console\\migrations"
    local class
    class="$(yii2::migrate::_class_name "$name")"
    local dir
    dir="$(yii2::migrate::_dir)"
    local file="${dir}/${class}.php"

    local title
    title="$(echo "$name" | sed 's/_/ /g' | awk '{for(i=1;i<=NF;i++) $i=toupper(substr($i,1,1)) substr($i,2)}1')"

    mkdir -p "$dir"

    cat > "$file" <<PHP
<?php

namespace ${namespace};

use console\models\Migration;

/**
 * ${title}
 */
class ${class} extends Migration
{
    public \$tableName = '{{%TODO}}';

    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {

    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        \$this->dropTable(\$this->tableName);
    }
}
PHP

    log::success "Created: ${file}"
}

# Runs all pending migrations.
#
# Usage:
#   dx migrate
function yii2::migrate::run() {
    yii2::exec migrate "$@"
}

# Reverts the last N migrations (default: 1).
#
# Usage:
#   dx migrate-down
#   dx migrate-down 3
function yii2::migrate::down() {
    local n="${1:-1}"
    yii2::exec migrate/down "$n" "${@:2}"
}

# Shows new (pending) migrations.
#
# Usage:
#   dx migrate-new
function yii2::migrate::new() {
    yii2::exec migrate/new "$@"
}

# Shows migration history.
#
# Usage:
#   dx migrate-history
function yii2::migrate::history() {
    yii2::exec migrate/history "$@"
}