# This is a stub for routing; eventually hope to have this
# configured via a text file using a DSL, or via a dependency
# injection framework

# Set the default endpoint using _root_ as its key in the ENDPOINTS hash

# Querystring filter for facets (alters outgoing request querystrings)
querystring_filter = Jangle::QuerystringAddingFilter.new
querystring_filter.fields_to_add = {
  'top' => '20', 'output' => 'xml', 'fields' => 'displayasmaintitle'
}
querystring_filter.overwrite = true

# Hostname filter for facets
hostname_filter_for_facets = Jangle::StringReplacingResponseBodyFilter.new
hostname_filter_for_facets.replacements = [
  ['api.talis.com/stores/elliot-dev1/services/facet', "localhost:#{SERVER_PORT}/catalog/facets"]
]

# Filter for queries
query_filter = Jangle::StringReplacingResponseBodyFilter.new
query_filter.replacements = [
  ["api.talis.com/stores/elliot-dev1/items", "localhost:#{SERVER_PORT}/catalog/items"],
  ["<form method=\"get\" action=\"items\">", "<form method=\"get\" action=\"/catalog/items\">"]
]

# Hostname and path filter for SPARQL
hostname_filter_for_sparql = Jangle::StringReplacingResponseBodyFilter.new
hostname_filter_for_sparql.replacements = [
  ['skywalk.talis.com/elliot-dev1', "localhost:#{SERVER_PORT}"],
  [/items\/([\w\d]+)"/, 'items?query=displayasuniqueidentifier:\1"']
]

# Mappings from paths onto endpoints
ENDPOINTS = {
  '_root_' => Jangle::WelcomeEndpoint.new,
  'catalog' => {
    'items' => Jangle::HttpEndpoint.new(:host => 'api.talis.com',
               :path => '/stores/elliot-dev1/items',
               :response_filters => [query_filter]),
    'facets' => Jangle::HttpEndpoint.new(:host => 'api.talis.com',
                :path => '/stores/elliot-dev1/services/facet',
                :request_filters => [querystring_filter],
                :response_filters => [hostname_filter_for_facets])
  },
  'sparql' => Jangle::HttpEndpoint.new(:host => 'api.talis.com',
              :path => '/stores/elliot-dev1/services/sparql',
              :response_filters => [hostname_filter_for_sparql])
}