Generate models for all resources

Some refactoring of CUE files

codegen/assets/templates/gocode/dal/$component_model.go.tpl

@@ -0,0 +1,62 @@
+package {{ .package }}
+
+{{ template "gocode/header-gentext.tpl" }}
+
+import (
+	"context"
+	"github.com/cortezaproject/corteza-server/pkg/dal"
+{{- range .imports }}
+    {{ . }}
+{{- end }}
+)
+
+type (
+	modelReplacer interface  {
+		ReplaceModel(ctx context.Context, model *dal.Model) (err error)
+	}
+)
+
+var (
+{{ range .models }}
+	{{ .var }} = &dal.Model{
+		Ident: {{ printf "%q" .ident }},
+		ResourceType: {{ .resType }},
+
+		Attributes: dal.AttributeSet{
+		{{ range .attributes }}
+			&dal.Attribute{
+				Ident: {{ printf "%q" .expIdent }},
+
+				{{ if .primaryKey }}PrimaryKey: true, {{ end -}}
+				{{ if .sortable }}Sortable: true,     {{ end -}}
+				{{ if .filterable }}Filterable: true, {{ end }}
+
+				Type: {{ .dal.fqType }}{
+					{{ if .dal.nullable }}Nullable: true,{{ end -}}
+					{{ if eq .dal.type "Ref" }}
+						RefAttribute: {{ printf "%q" .dal.attribute }},
+						RefModel: &dal.ModelRef{
+							ResourceType: {{ printf "%q" .dal.refModelResType }},
+						},
+					{{ end }}
+				},
+
+				{{ if .store }}
+				Store: &dal.CodecAlias{Ident: {{ printf "%q" .storeIdent }}},
+				{{ end }}
+			},
+		{{ end -}}
+		},
+	}
+{{ end }}
+)
+
+func Register(ctx context.Context, mr modelReplacer) (err error) {
+{{- range .models }}
+	if err = mr.ReplaceModel(ctx, {{ .var }}); err != nil {
+		return
+	}
+{{ end }}
+
+	return
+}

codegen/schema/component.cue

@@ -15,7 +15,7 @@ import (
 		[key=_]: {"handle": key, "component": handle, "platform": platform} & #Resource
 	}
 
-	fqrn: platform + "::" + handle
+	fqrt: platform + "::" + handle
 
 	// All known RBAC operations for this component
 	rbac: #rbacComponent & {

codegen/schema/model.cue

@@ -11,6 +11,18 @@ import (
 	}
 }
 
+#ModelAttributeDalType:
+	"ID" | "Ref" |
+	"Timestamp" | "Time" | "Date" |
+	"Number" |
+	"Text" |
+	"Boolean" |
+	"Enum" |
+	"Geometry" |
+	"JSON" |
+	"Blob" |
+	"UUID"
+
 // logic in struct fields is a bit different
 #ModelAttribute: {
 	name:   #ident
@@ -40,6 +52,55 @@ import (
 	// currently disabled since not used by anything
 	// it adds more than 4x overhead to the time it takes to generate the store code!
 	// #ModelAttributeJsonTag
+
+	dal: {
+		type: #ModelAttributeDalType | * "Text"
+
+		fqType: "dal.Type\(type)"
+
+		nullable: bool | *false
+
+		if type == "ID" {
+			generatedByStore: bool | *false
+		}
+
+		if type == "Ref" {
+			refModelResType: #FQRT
+			attribute: #handle | *"id"
+		}
+
+		if type == "Timestamp" {
+			timezone: bool | *false
+			precision: number | *0
+		}
+
+		if type == "Time" {
+			timezone: bool | *false
+			precision: number | *0
+		}
+
+		if type == "Date" {}
+
+		if type == "Number" {
+			precision: number | *0
+			scale: number | *0
+		}
+
+		if type == "Text" {
+			length: number | *0
+		}
+
+		if type == "Boolean" {}
+
+		if type == "Enum" {
+			values: []
+		}
+
+		if type == "Geometry" {}
+		if type == "JSON" {}
+		if type == "Blob" {}
+		if type == "UUID" {}
+	}
 }
 
 IdField: {
@@ -51,6 +112,7 @@ IdField: {
 
 	// @todo someday we'll replace this with the "ID" type
 	goType: "uint64"
+	dal: { type: "ID" }
 }
 
 HandleField: {
@@ -60,16 +122,24 @@ HandleField: {
 	ignoreCase: true
 
 	goType: "string"
+	dal: { type: "Text", length: 255 }
+}
+
+AttributeUserRef: {
+	goType: "uint64"
+	dal: { type: "Ref", refModelResType: "corteza::system:user" }
 }
 
 SortableTimestampField: {
 	sortable: true
 	goType: "time.Time"
+	dal: { type: "Timestamp", precision: 0, timezone: true, nullable: false }
 }
 
 SortableTimestampNilField: {
 	sortable: true
 	goType: "*time.Time"
+	dal: { type: "Timestamp", precision: 0, timezone: true, nullable: true }
 }
 
 #ModelAttributeJsonTag: {

codegen/schema/resource.cue

@@ -4,9 +4,14 @@ import (
 	"strings"
 )
 
+// fully qualified resource type
+#FQRT: =~ "^corteza::(compose|system|federation|automation):[a-z][a-z0-9-]*$"
+
 #Resource: {
 	#_base
 
+	// type: #resourceType | *""
+
 	imports: [...{ import: string }]
 
 	// copy field values from #_base
@@ -16,7 +21,7 @@ import (
 	platform:  #baseHandle | *"corteza"
 
 	// Fully qualified resource name
-	fqrn: string | *(platform + "::" + component + ":" + handle)
+	fqrt: #FQRT | *(platform + "::" + component + ":" + handle)
 
 	model: #Model & {
 		// use resource handle (plural) as model ident as default

codegen/schema/shared.cue

@@ -4,6 +4,7 @@ import (
 	"strings"
 )
 
+
 // Identifier
 #ident: =~"^[a-z][a-zA-Z0-9_]*$"
 
@@ -19,7 +20,7 @@ import (
 #_base: {
 	// lowercase dash-separated words
 	// used to build ident and exported identifiers
-	handle: #baseHandle | *"base"
+	handle: #baseHandle
 	_words: strings.Replace(strings.Replace(strings.Replace(handle, "-", " ", -1), "_", " ", -1), ".", " ", -1)
 
 	// lowercase (unexported, golang) identifier

codegen/server.dal_models.cue

@@ -0,0 +1,38 @@
+package codegen
+
+import (
+	"github.com/cortezaproject/corteza-server/app"
+	"github.com/cortezaproject/corteza-server/codegen/schema"
+)
+
+
+[...schema.#codegen] &
+[
+	for cmp in app.corteza.components {
+		template: "gocode/dal/$component_model.go.tpl"
+		output:   "\(cmp.ident)/model/models.gen.go"
+		payload: {
+			package: "model"
+
+			imports: [
+				"\"github.com/cortezaproject/corteza-server/\(cmp.ident)/types\"",
+			]
+
+			cmpIdent: cmp.ident
+			// Operation/resource validators, grouped by resource
+			models: [
+				for res in cmp.resources if res.model.attributes != _|_ {
+					var:     "\(res.expIdent)"
+					resType: "types.\(res.expIdent)ResourceType"
+
+					ident:      res.model.ident
+					attributes: [
+						for attr in res.model.attributes {
+							attr
+						}
+					]
+				},
+			]
+		}
+	},
+]

codegen/server.rbac_types.cue

@@ -18,7 +18,7 @@ import (
 			types: [
 				for res in cmp.resources if res.rbac != _|_ {
 					const:   "\(res.expIdent)ResourceType"
-					type:    res.fqrn
+					type:    res.fqrt
 					resFunc: "\(res.expIdent)RbacResource"
 					tplFunc: "\(res.expIdent)RbacResourceTpl"
 					attFunc: "\(res.expIdent)RbacAttributes"
@@ -28,7 +28,7 @@ import (
 				},
 				{
 					const:     "ComponentResourceType"
-					type:      cmp.fqrn
+					type:      cmp.fqrt
 					resFunc:   "ComponentRbacResource"
 					tplFunc:   "ComponentRbacResourceTpl"
 					attFunc:   "ComponentRbacAttributes"

codegen/server.types.cue

@@ -18,11 +18,11 @@ import (
 			types: [
 				for res in cmp.resources {
 					const:   "\(res.expIdent)ResourceType"
-					type:    res.fqrn
+					type:    res.fqrt
 				},
 				{
 					const:     "ComponentResourceType"
-					type:      cmp.fqrn
+					type:      cmp.fqrt
 				},
 			]
 		}