feat(scripts): automate real-host access prep closure

scripts/host_access_prep_lib.sh

@@ -0,0 +1,99 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+sql_escape_literal() {
+  local value="$1"
+  local squote="'"
+  value=${value//$squote/$squote$squote}
+  printf '%s' "$value"
+}
+
+sql_literal() {
+  printf "'%s'" "$(sql_escape_literal "$1")"
+}
+
+build_top_up_user_balance_sql() {
+  local user_id="$1"
+  local min_balance="$2"
+  cat <<SQL
+UPDATE users
+SET balance = CASE WHEN balance < ${min_balance} THEN ${min_balance} ELSE balance END,
+    updated_at = now()
+WHERE id = ${user_id};
+SQL
+}
+
+build_bind_api_key_group_sql() {
+  local api_key="$1"
+  local group_id="$2"
+  cat <<SQL
+UPDATE api_keys
+SET group_id = ${group_id},
+    updated_at = now()
+WHERE key = $(sql_literal "$api_key");
+SQL
+}
+
+build_upsert_subscription_sql() {
+  local user_id="$1"
+  local group_id="$2"
+  local duration_days="$3"
+  local assigned_by="$4"
+  local notes="$5"
+  cat <<SQL
+INSERT INTO user_subscriptions (
+  user_id,
+  group_id,
+  starts_at,
+  expires_at,
+  status,
+  assigned_by,
+  assigned_at,
+  notes,
+  created_at,
+  updated_at,
+  deleted_at
+)
+VALUES (
+  ${user_id},
+  ${group_id},
+  now(),
+  now() + interval '$(sql_escape_literal "$duration_days") days',
+  'active',
+  ${assigned_by},
+  now(),
+  $(sql_literal "$notes"),
+  now(),
+  now(),
+  NULL
+)
+ON CONFLICT (user_id, group_id) WHERE deleted_at IS NULL
+DO UPDATE SET
+  starts_at = EXCLUDED.starts_at,
+  expires_at = EXCLUDED.expires_at,
+  status = 'active',
+  assigned_by = EXCLUDED.assigned_by,
+  assigned_at = EXCLUDED.assigned_at,
+  notes = EXCLUDED.notes,
+  updated_at = now(),
+  deleted_at = NULL;
+SQL
+}
+
+build_subscription_access_prep_sql() {
+  local user_id="$1"
+  local api_key="$2"
+  local group_id="$3"
+  local min_balance="$4"
+  local duration_days="$5"
+  local assigned_by="$6"
+  local notes="$7"
+
+  cat <<SQL
+BEGIN;
+$(build_top_up_user_balance_sql "$user_id" "$min_balance")
+$(build_bind_api_key_group_sql "$api_key" "$group_id")
+$(build_upsert_subscription_sql "$user_id" "$group_id" "$duration_days" "$assigned_by" "$notes")
+COMMIT;
+SQL
+}