#!/usr/bin/env bash
# Create the five migration GL accounts (1000, 1050, 2000, 2100, 3000) in OMNL Fineract via API.
# Idempotent: skips if glCode already exists. Run from repo root. Requires: curl, jq.

set -euo pipefail
REPO_ROOT="${REPO_ROOT:-$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)}"

if [ -f "${REPO_ROOT}/omnl-fineract/.env" ]; then
  set +u
  source "${REPO_ROOT}/omnl-fineract/.env" 2>/dev/null || true
  set -u
elif [ -f "${REPO_ROOT}/.env" ]; then
  set +u
  source "${REPO_ROOT}/.env" 2>/dev/null || true
  set -u
fi

BASE_URL="${OMNL_FINERACT_BASE_URL:-}"
TENANT="${OMNL_FINERACT_TENANT:-omnl}"
USER="${OMNL_FINERACT_USER:-app.omnl}"
PASS="${OMNL_FINERACT_PASSWORD:-}"

if [ -z "$BASE_URL" ] || [ -z "$PASS" ]; then
  echo "Set OMNL_FINERACT_BASE_URL and OMNL_FINERACT_PASSWORD (e.g. omnl-fineract/.env)" >&2
  exit 1
fi

AUTH="${USER}:${PASS}"
CURL_OPTS=(-s -S -w "\n%{http_code}" -H "Fineract-Platform-TenantId: ${TENANT}" -H "Content-Type: application/json" -u "$AUTH")

api_get() {
  curl "${CURL_OPTS[@]}" "${BASE_URL}/${1}"
}

api_post() {
  local path="$1"
  local body="$2"
  local out
  out=$(curl "${CURL_OPTS[@]}" -X POST -d "$body" "${BASE_URL}/${path}")
  HTTP_CODE=$(echo "$out" | tail -n1)
  echo "$out" | sed '$d'
}

# type: 1=ASSET, 2=LIABILITY, 3=EQUITY. usage: 1=DETAIL
create_gl() {
  local gl_code="$1"
  local name="$2"
  local type_id="$3"
  local description="$4"

  local list
  list=$(api_get "glaccounts" 2>/dev/null | sed '$d')
  if echo "$list" | jq -e --arg c "$gl_code" '.[] | select(.glCode == $c) | .id' >/dev/null 2>&1; then
    echo "  [skip] $gl_code — $name (exists)"
    return 0
  fi
  # Handle both array and object response
  if echo "$list" | grep -q "\"glCode\":\"${gl_code}\""; then
    echo "  [skip] $gl_code — $name (exists)"
    return 0
  fi

  local body
  body=$(jq -n \
    --arg code "$gl_code" \
    --arg name "$name" \
    --argjson type "$type_id" \
    --arg desc "$description" \
    '{glCode: $code, name: $name, type: $type, usage: 1, manualEntriesAllowed: true, description: $desc}')
  api_post "glaccounts" "$body" >/dev/null
  if [ "${HTTP_CODE:-0}" = "200" ] || [ "${HTTP_CODE:0:1}" = "2" ]; then
    echo "  [created] $gl_code — $name"
  else
    echo "  [fail] $gl_code HTTP ${HTTP_CODE}" >&2
    return 1
  fi
}

echo "=== OMNL Fineract — Create migration GL accounts ==="
echo "Base URL: $BASE_URL"
echo ""

create_gl "1000" "USD Settlement Reserves" 1 "USD Settlement & Reserve Assets"
create_gl "1050" "USD Treasury Conversion Reserve (M0)" 1 "Treasury Conversion Reserve (M0); backs M1 capacity at 1:5"
create_gl "2000" "USD Central Deposits" 2 "Central bank customer deposits; M1-denominated claims backed by 1050 where applicable"
create_gl "2100" "USD Restricted Liabilities" 2 "Restricted / held deposits"
create_gl "3000" "Opening Balance Control" 3 "Migration control account"
create_gl "1410" "Due From Head Office (Interoffice Receivable)" 1 "Interoffice receivable at branch"
create_gl "2410" "Due To Offices (Interoffice Payable)" 2 "Interoffice payable at Head Office"

echo ""
echo "Done. Run scripts/omnl/omnl-ledger-post.sh to post T-001–T-008."