syntax = "proto3";

package einride.example.freight.v1;

import "einride/example/freight/v1/shipment.proto";
import "einride/example/freight/v1/shipper.proto";
import "einride/example/freight/v1/site.proto";
import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/protobuf/field_mask.proto";

// This API represents a simple freight service.
//
// It defines the following resource model:
//
// - The API has a collection of [Shipper][einride.example.freight.v1.Shipper]
//   resources, named `shippers/*`
//
// - Each Shipper has a collection of [Site][einride.example.freight.v1.Site]
//   resources, named `shippers/*/sites/*`
//
// - Each Shipper has a collection of [Shipment][einride.example.freight.v1.Shipment]
//   resources, named `shippers/*/shipments/*`
service FreightService {
  option (google.api.default_host) = "freight-example.einride.tech";

  // Get a shipper.
  // See: https://google.aip.dev/131 (Standard methods: Get).
  rpc GetShipper(GetShipperRequest) returns (Shipper) {
    option (google.api.http) = {get: "/v1/{name=shippers/*}"};
    option (google.api.method_signature) = "name";
  }

  // List shippers.
  // See: https://google.aip.dev/132 (Standard methods: List).
  rpc ListShippers(ListShippersRequest) returns (ListShippersResponse) {
    option (google.api.http) = {get: "/v1/shippers"};
  }

  // Create a shipper.
  // See: https://google.aip.dev/133 (Standard methods: Create).
  rpc CreateShipper(CreateShipperRequest) returns (Shipper) {
    option (google.api.http) = {
      post: "/v1/shippers"
      body: "shipper"
    };
    option (google.api.method_signature) = "shipper";
  }

  // Update a shipper.
  // See: https://google.aip.dev/134 (Standard methods: Update).
  rpc UpdateShipper(UpdateShipperRequest) returns (Shipper) {
    option (google.api.http) = {
      patch: "/v1/{shipper.name=shippers/*}"
      body: "shipper"
    };
    option (google.api.method_signature) = "shipper,update_mask";
  }

  // Delete a shipper.
  // See: https://google.aip.dev/135 (Standard methods: Delete).
  // See: https://google.aip.dev/164 (Soft delete).
  rpc DeleteShipper(DeleteShipperRequest) returns (Shipper) {
    option (google.api.http) = {delete: "/v1/{name=shippers/*}"};
    option (google.api.method_signature) = "name";
  }

  // Get a site.
  // See: https://google.aip.dev/131 (Standard methods: Get).
  rpc GetSite(GetSiteRequest) returns (Site) {
    option (google.api.http) = {get: "/v1/{name=shippers/*/sites/*}"};
    option (google.api.method_signature) = "name";
  }

  // List sites for a shipper.
  // See: https://google.aip.dev/132 (Standard methods: List).
  rpc ListSites(ListSitesRequest) returns (ListSitesResponse) {
    option (google.api.http) = {get: "/v1/{parent=shippers/*}/sites"};
    option (google.api.method_signature) = "parent";
  }

  // Create a site.
  // See: https://google.aip.dev/133 (Standard methods: Create).
  rpc CreateSite(CreateSiteRequest) returns (Site) {
    option (google.api.http) = {
      post: "/v1/{parent=shippers/*}/sites"
      body: "site"
    };
    option (google.api.method_signature) = "parent,site";
  }

  // Update a site.
  // See: https://google.aip.dev/134 (Standard methods: Update).
  rpc UpdateSite(UpdateSiteRequest) returns (Site) {
    option (google.api.http) = {
      patch: "/v1/{site.name=shippers/*/sites/*}"
      body: "site"
    };
    option (google.api.method_signature) = "site,update_mask";
  }

  // Delete a site.
  // See: https://google.aip.dev/135 (Standard methods: Delete).
  // See: https://google.aip.dev/164 (Soft delete).
  rpc DeleteSite(DeleteSiteRequest) returns (Site) {
    option (google.api.http) = {delete: "/v1/{name=shippers/*/sites/*}"};
    option (google.api.method_signature) = "name";
  }

  // Get a shipment.
  // See: https://google.aip.dev/131 (Standard methods: Get).
  rpc GetShipment(GetShipmentRequest) returns (Shipment) {
    option (google.api.http) = {get: "/v1/{name=shippers/*/shipments/*}"};
    option (google.api.method_signature) = "name";
  }

  // List shipments for a shipper.
  // See: https://google.aip.dev/132 (Standard methods: List).
  rpc ListShipments(ListShipmentsRequest) returns (ListShipmentsResponse) {
    option (google.api.http) = {get: "/v1/{parent=shippers/*}/shipments"};
    option (google.api.method_signature) = "parent";
  }

  // Create a shipment.
  // See: https://google.aip.dev/133 (Standard methods: Create).
  rpc CreateShipment(CreateShipmentRequest) returns (Shipment) {
    option (google.api.http) = {
      post: "/v1/{parent=shippers/*}/shipments"
      body: "shipment"
    };
    option (google.api.method_signature) = "parent,shipment";
  }

  // Update a shipment.
  // See: https://google.aip.dev/134 (Standard methods: Update).
  rpc UpdateShipment(UpdateShipmentRequest) returns (Shipment) {
    option (google.api.http) = {
      patch: "/v1/{shipment.name=shippers/*/shipments/*}"
      body: "shipment"
    };
    option (google.api.method_signature) = "shipment,update_mask";
  }

  // Delete a shipment.
  // See: https://google.aip.dev/135 (Standard methods: Delete).
  // See: https://google.aip.dev/164 (Soft delete).
  rpc DeleteShipment(DeleteShipmentRequest) returns (Shipment) {
    option (google.api.http) = {delete: "/v1/{name=shippers/*/shipments/*}"};
    option (google.api.method_signature) = "name";
  }
}

// Request message for FreightService.GetShipper.
message GetShipperRequest {
  // The resource name of the shipper to retrieve.
  // Format: shippers/{shipper}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Shipper"
  ];
}

// Request message for FreightService.ListShippers.
message ListShippersRequest {
  // Requested page size. Server may return fewer shippers than requested.
  // If unspecified, server will pick an appropriate default.
  int32 page_size = 1;

  // A token identifying a page of results the server should return.
  // Typically, this is the value of
  // [ListShippersResponse.next_page_token][einride.example.freight.v1.ListShippersResponse.next_page_token]
  // returned from the previous call to `ListShippers` method.
  string page_token = 2;
}

// Response message for FreightService.ListShippers.
message ListShippersResponse {
  // The list of shippers.
  repeated Shipper shippers = 1;

  // A token to retrieve next page of results.  Pass this value in the
  // [ListShippersRequest.page_token][einride.example.freight.v1.ListShippersRequest.page_token]
  // field in the subsequent call to `ListShippers` method to retrieve the next
  // page of results.
  string next_page_token = 2;
}

// Request message for FreightService.CreateShipper.
message CreateShipperRequest {
  // The shipper to create.
  Shipper shipper = 1 [(google.api.field_behavior) = REQUIRED];
}

// Request message for FreightService.UpdateShipper.
message UpdateShipperRequest {
  // The shipper to update with. The name must match or be empty.
  // The shipper's `name` field is used to identify the shipper to be updated.
  // Format: shippers/{shipper}
  Shipper shipper = 1 [(google.api.field_behavior) = REQUIRED];

  // The list of fields to be updated.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for FreightService.DeleteShipper.
message DeleteShipperRequest {
  // The resource name of the shipper to delete.
  // Format: shippers/{shipper}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Shipper"
  ];
}

// Request message for FreightService.GetSite.
message GetSiteRequest {
  // The resource name of the site to retrieve.
  // Format: shippers/{shipper}/sites/{site}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Site"
  ];
}

// Request message for FreightService.ListSites.
message ListSitesRequest {
  // The resource name of the parent, which owns this collection of sites.
  // Format: shippers/{shipper}
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "freight-example.einride.tech/Shipper"
      child_type: "freight-example.einride.tech/Site"
    }
  ];

  // Requested page size. Server may return fewer sites than requested.
  // If unspecified, server will pick an appropriate default.
  int32 page_size = 2;

  // A token identifying a page of results the server should return.
  // Typically, this is the value of
  // [ListSitesResponse.next_page_token][einride.example.freight.v1.ListSitesResponse.next_page_token]
  // returned from the previous call to `ListSites` method.
  string page_token = 3;
}

// Response message for FreightService.ListSites.
message ListSitesResponse {
  // The list of sites.
  repeated Site sites = 1;

  // A token to retrieve next page of results.  Pass this value in the
  // [ListSitesRequest.page_token][einride.example.freight.v1.ListSitesRequest.page_token]
  // field in the subsequent call to `ListSites` method to retrieve the next
  // page of results.
  string next_page_token = 2;
}

// Request message for FreightService.CreateSite.
message CreateSiteRequest {
  // The resource name of the parent shipper for which this site will be created.
  // Format: shippers/{shipper}
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {child_type: "freight-example.einride.tech/Shipper"}
  ];
  // The site to create.
  Site site = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for FreightService.UpdateSite.
message UpdateSiteRequest {
  // The site to update with. The name must match or be empty.
  // The site's `name` field is used to identify the site to be updated.
  // Format: shippers/{shipper}/sites/{site}
  Site site = 1 [(google.api.field_behavior) = REQUIRED];

  // The list of fields to be updated.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for FreightService.DeleteSite.
message DeleteSiteRequest {
  // The resource name of the site to delete.
  // Format: shippers/{shipper}/sites/{site}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Site"
  ];
}

// Request message for FreightService.GetShipment.
message GetShipmentRequest {
  // The resource name of the shipment to retrieve.
  // Format: shippers/{shipper}/shipments/{shipment}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Shipment"
  ];
}

// Request message for FreightService.ListShipments.
message ListShipmentsRequest {
  // The resource name of the parent, which owns this collection of shipments.
  // Format: shippers/{shipper}
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "freight-example.einride.tech/Shipper"
      child_type: "freight-example.einride.tech/Shipment"
    }
  ];

  // Requested page size. Server may return fewer shipments than requested.
  // If unspecified, server will pick an appropriate default.
  int32 page_size = 2;

  // A token identifying a page of results the server should return.
  // Typically, this is the value of
  // [ListShipmentsResponse.next_page_token][einride.example.freight.v1.ListShipmentsResponse.next_page_token]
  // returned from the previous call to `ListShipments` method.
  string page_token = 3;
}

// Response message for FreightService.ListShipments.
message ListShipmentsResponse {
  // The list of shipments.
  repeated Shipment shipments = 1;

  // A token to retrieve next page of results.  Pass this value in the
  // [ListShipmentsRequest.page_token][einride.example.freight.v1.ListShipmentsRequest.page_token]
  // field in the subsequent call to `ListShipments` method to retrieve the next
  // page of results.
  string next_page_token = 2;
}

// Request message for FreightService.CreateShipment.
message CreateShipmentRequest {
  // The resource name of the parent shipper for which this shipment will be created.
  // Format: shippers/{shipper}
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {child_type: "freight-example.einride.tech/Shipper"}
  ];
  // The shipment to create.
  Shipment shipment = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for FreightService.UpdateShipment.
message UpdateShipmentRequest {
  // The shipment to update with. The name must match or be empty.
  // The shipment's `name` field is used to identify the shipment to be updated.
  // Format: shippers/{shipper}/shipments/{shipment}
  Shipment shipment = 1 [(google.api.field_behavior) = REQUIRED];

  // The list of fields to be updated.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for FreightService.DeleteShipment.
message DeleteShipmentRequest {
  // The resource name of the shipment to delete.
  // Format: shippers/{shipper}/shipments/{shipment}
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference).type = "freight-example.einride.tech/Shipment"
  ];
}