added drupal view courseperschool_night, modified front-end files for supporting night schools

drupal/modules/epaldeploysystem/config/install/views.view.coursesperschool_night.yml

+langcode: el
+status: true
+dependencies:
+  config:
+    - user.role.administrator
+    - user.role.applicant
+    - user.role.authenticated
+  module:
+    - basic_auth
+    - epalreadydata
+    - hal
+    - rest
+    - serialization
+    - user
+_core:
+  default_config_hash: 7lFDDggbFVzw0CGbo37kC2WLyNHGubRf8VfvN8b5iQ0
+id: coursesperschool_night
+label: coursesperschool_night
+module: views
+description: ''
+tag: ''
+base_table: eepal_specialties_in_epal_field_data
+base_field: id
+core: 8.x
+display:
+  default:
+    display_plugin: default
+    id: default
+    display_title: Master
+    position: 0
+    display_options:
+      access:
+        type: role
+        options:
+          role:
+            authenticated: authenticated
+            administrator: administrator
+            applicant: applicant
+      cache:
+        type: tag
+        options: {  }
+      query:
+        type: views_query
+        options:
+          disable_sql_rewrite: false
+          distinct: false
+          replica: false
+          query_comment: ''
+          query_tags: {  }
+      exposed_form:
+        type: basic
+        options:
+          submit_button: Apply
+          reset_button: false
+          reset_button_label: Reset
+          exposed_sorts_label: 'Sort by'
+          expose_sort_order: true
+          sort_asc_label: Asc
+          sort_desc_label: Desc
+      pager:
+        type: mini
+        options:
+          items_per_page: 0
+          offset: 0
+          id: 0
+          total_pages: null
+          tags:
+            previous: ‹‹
+            next: ››
+          expose:
+            items_per_page: false
+            items_per_page_label: 'Items per page'
+            items_per_page_options: '5, 10, 25, 50'
+            items_per_page_options_all: false
+            items_per_page_options_all_label: '- All -'
+            offset: false
+            offset_label: Offset
+      style:
+        type: table
+        options:
+          grouping: {  }
+          row_class: ''
+          default_row_class: true
+          override: true
+          sticky: false
+          caption: ''
+          summary: ''
+          description: ''
+          columns:
+            name: name
+          info:
+            name:
+              sortable: false
+              default_sort_order: asc
+              align: ''
+              separator: ''
+              empty_column: false
+              responsive: ''
+          default: '-1'
+          empty_table: false
+      row:
+        type: fields
+        options:
+          inline: {  }
+          separator: ''
+          hide_empty: false
+          default_field_elements: true
+      fields:
+        id:
+          id: id
+          table: eepal_region_field_data
+          field: id
+          relationship: region_edu_admin_id
+          group_type: group
+          admin_label: ''
+          label: ID
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: number_integer
+          settings:
+            thousand_separator: ''
+            prefix_suffix: true
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: eepal_region
+          entity_field: id
+          plugin_id: field
+        name_1:
+          id: name_1
+          table: eepal_region_field_data
+          field: name
+          relationship: region_edu_admin_id
+          group_type: group
+          admin_label: ''
+          label: Name
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: string
+          settings:
+            link_to_entity: false
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: eepal_region
+          entity_field: name
+          plugin_id: field
+        id_1:
+          id: id_1
+          table: eepal_school_field_data
+          field: id
+          relationship: epal_id
+          group_type: group
+          admin_label: ''
+          label: ID
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: number_integer
+          settings:
+            thousand_separator: ''
+            prefix_suffix: true
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: eepal_school
+          entity_field: id
+          plugin_id: field
+        name_2:
+          id: name_2
+          table: eepal_school_field_data
+          field: name
+          relationship: epal_id
+          group_type: group
+          admin_label: ''
+          label: Name
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: true
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: string
+          settings:
+            link_to_entity: false
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: eepal_school
+          entity_field: name
+          plugin_id: field
+        special_case:
+          id: special_case
+          table: eepal_school_field_data
+          field: special_case
+          relationship: epal_id
+          group_type: group
+          admin_label: ''
+          label: ''
+          exclude: false
+          alter:
+            alter_text: false
+            text: ''
+            make_link: false
+            path: ''
+            absolute: false
+            external: false
+            replace_spaces: false
+            path_case: none
+            trim_whitespace: false
+            alt: ''
+            rel: ''
+            link_class: ''
+            prefix: ''
+            suffix: ''
+            target: ''
+            nl2br: false
+            max_length: 0
+            word_boundary: true
+            ellipsis: true
+            more_link: false
+            more_link_text: ''
+            more_link_path: ''
+            strip_tags: false
+            trim: false
+            preserve_tags: ''
+            html: false
+          element_type: ''
+          element_class: ''
+          element_label_type: ''
+          element_label_class: ''
+          element_label_colon: false
+          element_wrapper_type: ''
+          element_wrapper_class: ''
+          element_default_classes: true
+          empty: ''
+          hide_empty: false
+          empty_zero: false
+          hide_alter_empty: true
+          click_sort_column: value
+          type: boolean
+          settings:
+            format: default
+            format_custom_true: ''
+            format_custom_false: ''
+          group_column: value
+          group_columns: {  }
+          group_rows: true
+          delta_limit: 0
+          delta_offset: 0
+          delta_reversed: false
+          delta_first_last: false
+          multi_type: separator
+          separator: ', '
+          field_api_classes: false
+          entity_type: eepal_school
+          entity_field: special_case
+          plugin_id: field
+      filters:
+        operation_shift:
+          id: operation_shift
+          table: eepal_school_field_data
+          field: operation_shift
+          relationship: epal_id
+          group_type: group
+          admin_label: ''
+          operator: '='
+          value: ΕΣΠΕΡΙΝΟ
+          group: 1
+          exposed: false
+          expose:
+            operator_id: ''
+            label: ''
+            description: ''
+            use_operator: false
+            operator: ''
+            identifier: ''
+            required: false
+            remember: false
+            multiple: false
+            remember_roles:
+              authenticated: authenticated
+          is_grouped: false
+          group_info:
+            label: ''
+            description: ''
+            identifier: ''
+            optional: true
+            widget: select
+            multiple: false
+            remember: false
+            default_group: All
+            default_group_multiple: {  }
+            group_items: {  }
+          entity_type: eepal_school
+          entity_field: operation_shift
+          plugin_id: string
+      sorts:
+        id_1:
+          id: id_1
+          table: eepal_region_field_data
+          field: id
+          relationship: region_edu_admin_id
+          group_type: group
+          admin_label: ''
+          order: ASC
+          exposed: false
+          expose:
+            label: ''
+          entity_type: eepal_region
+          entity_field: id
+          plugin_id: standard
+      header: {  }
+      footer: {  }
+      empty: {  }
+      relationships:
+        epal_id:
+          id: epal_id
+          table: eepal_specialties_in_epal_field_data
+          field: epal_id
+          relationship: none
+          group_type: group
+          admin_label: 'Eepal school'
+          required: false
+          entity_type: eepal_specialties_in_epal
+          entity_field: epal_id
+          plugin_id: standard
+        region_edu_admin_id:
+          id: region_edu_admin_id
+          table: eepal_school_field_data
+          field: region_edu_admin_id
+          relationship: epal_id
+          group_type: group
+          admin_label: 'Eepal region'
+          required: true
+          entity_type: eepal_school
+          entity_field: region_edu_admin_id
+          plugin_id: standard
+        specialty_id:
+          id: specialty_id
+          table: eepal_specialties_in_epal_field_data
+          field: specialty_id
+          relationship: none
+          group_type: group
+          admin_label: 'Eepal specialty'
+          required: true
+          entity_type: eepal_specialties_in_epal
+          entity_field: specialty_id
+          plugin_id: standard
+      arguments:
+        id:
+          id: id
+          table: eepal_specialty_field_data
+          field: id
+          relationship: specialty_id
+          group_type: group
+          admin_label: ''
+          default_action: default
+          exception:
+            value: all
+            title_enable: false
+            title: All
+          title_enable: false
+          title: ''
+          default_argument_type: query_parameter
+          default_argument_options:
+            query_param: course_id
+            fallback: ''
+            multiple: and
+          default_argument_skip_url: false
+          summary_options:
+            base_path: ''
+            count: true
+            items_per_page: 25
+            override: false
+          summary:
+            sort_order: asc
+            number_of_records: 0
+            format: default_summary
+          specify_validation: false
+          validate:
+            type: none
+            fail: 'not found'
+          validate_options: {  }
+          break_phrase: false
+          not: false
+          entity_type: eepal_specialty
+          entity_field: id
+          plugin_id: numeric
+      display_extenders: {  }
+    cache_metadata:
+      max-age: 0
+      contexts:
+        - 'languages:language_content'
+        - 'languages:language_interface'
+        - url
+        - url.query_args
+        - user.roles
+      tags: {  }
+  page_1:
+    display_plugin: page
+    id: page_1
+    display_title: Page
+    position: 1
+    display_options:
+      display_extenders: {  }
+      path: coursesperschool
+      enabled: false
+    cache_metadata:
+      max-age: 0
+      contexts:
+        - 'languages:language_content'
+        - 'languages:language_interface'
+        - url
+        - url.query_args
+        - user.roles
+      tags: {  }
+  rest_export_1:
+    display_plugin: rest_export
+    id: rest_export_1
+    display_title: 'REST export'
+    position: 2
+    display_options:
+      display_extenders: {  }
+      style: