add api/v1/instance info handler + instance model (#18)

2 files changed, 33 insertions, 7 deletions

diff --git a/internal/message/instanceprocess.go b/internal/message/instanceprocess.go
new file mode 100644
index 000000000..16a5594de
--- /dev/null
+++ b/internal/message/instanceprocess.go
@@ -0,0 +1,22 @@
+package message
+
+import (
+	"fmt"
+
+	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+)
+
+func (p *processor) InstanceGet(domain string) (*apimodel.Instance, ErrorWithCode) {
+	i := &gtsmodel.Instance{}
+	if err := p.db.GetWhere("domain", domain, i); err != nil {
+		return nil, NewErrorInternalError(fmt.Errorf("db error fetching instance %s: %s", p.config.Host, err))
+	}
+
+	ai, err := p.tc.InstanceToMasto(i)
+	if err != nil {
+		return nil, NewErrorInternalError(fmt.Errorf("error converting instance to api representation: %s", err))
+	}
+
+	return  ai, nil
+}
diff --git a/internal/message/processor.go b/internal/message/processor.go
index 2126c9597..0c0334e20 100644
--- a/internal/message/processor.go
+++ b/internal/message/processor.go
@@ -68,9 +68,20 @@ type Processor interface {
 	// AccountUpdate processes the update of an account with the given form
 	AccountUpdate(authed *oauth.Auth, form *apimodel.UpdateCredentialsRequest) (*apimodel.Account, error)
 
+	// AdminEmojiCreate handles the creation of a new instance emoji by an admin, using the given form.
+	AdminEmojiCreate(authed *oauth.Auth, form *apimodel.EmojiCreateRequest) (*apimodel.Emoji, error)
+
 	// AppCreate processes the creation of a new API application
 	AppCreate(authed *oauth.Auth, form *apimodel.ApplicationCreateRequest) (*apimodel.Application, error)
 
+	// InstanceGet retrieves instance information for serving at api/v1/instance
+	InstanceGet(domain string) (*apimodel.Instance, ErrorWithCode)
+
+	// MediaCreate handles the creation of a media attachment, using the given form.
+	MediaCreate(authed *oauth.Auth, form *apimodel.AttachmentRequest) (*apimodel.Attachment, error)
+	// MediaGet handles the fetching of a media attachment, using the given request form.
+	MediaGet(authed *oauth.Auth, form *apimodel.GetContentRequestForm) (*apimodel.Content, error)
+
 	// StatusCreate processes the given form to create a new status, returning the api model representation of that status if it's OK.
 	StatusCreate(authed *oauth.Auth, form *apimodel.AdvancedStatusCreateForm) (*apimodel.Status, error)
 	// StatusDelete processes the delete of a given status, returning the deleted status if the delete goes through.
@@ -86,13 +97,6 @@ type Processor interface {
 	// StatusUnfave processes the unfaving of a given status, returning the updated status if the fave goes through.
 	StatusUnfave(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, error)
 
-	// MediaCreate handles the creation of a media attachment, using the given form.
-	MediaCreate(authed *oauth.Auth, form *apimodel.AttachmentRequest) (*apimodel.Attachment, error)
-	// MediaGet handles the fetching of a media attachment, using the given request form.
-	MediaGet(authed *oauth.Auth, form *apimodel.GetContentRequestForm) (*apimodel.Content, error)
-	// AdminEmojiCreate handles the creation of a new instance emoji by an admin, using the given form.
-	AdminEmojiCreate(authed *oauth.Auth, form *apimodel.EmojiCreateRequest) (*apimodel.Emoji, error)
-
 	/*
 		FEDERATION API-FACING PROCESSING FUNCTIONS
 		These functions are intended to be called when the federating client needs an immediate (ie., synchronous) reply