[add] block export and media api

sui/api/api.go

@@ -44,12 +44,28 @@ var dsl = []byte(`
 			"process": "sui.Block.Get",
 			"in": ["$param.id", "$param.template_id"],
 			"out": { "status": 200, "type": "application/json" }
+		},{
+			"path": "/:id/block/export/:template_id",
+			"method": "GET",
+			"process": "sui.Block.Export",
+			"in": ["$param.id", "$param.template_id"],
+			"out": { "status": 200, "type": "application/json" }
 		},{
 			"path": "/:id/block/:template_id/:block_id",
 			"method": "GET",
 			"process": "sui.Block.Find",
 			"in": ["$param.id", "$param.template_id", "$param.block_id"],
 			"out": { "status": 200, "type": "text/javascript" }
+		},{
+			"path": "/:id/block/:template_id/:block_id/media",
+			"method": "GET",
+			"process": "sui.Block.Media",
+			"in": ["$param.id", "$param.template_id", "$param.block_id"],
+			"out": {
+				"status": 200,
+				"body": "?:content",
+				"headers": { "Content-Type": "?:type"}
+			}
 		},
 
 		{

sui/api/process.go

@@ -22,8 +22,10 @@ func init() {
 		"locale.get": LocaleGet,
 		"theme.get":  ThemeGet,
 
-		"block.get":  BlockGet,
-		"block.find": BlockFind,
+		"block.get":    BlockGet,
+		"block.find":   BlockFind,
+		"block.Media":  BlockMedia,
+		"block.export": BlockExport,
 
 		"component.get":  ComponentGet,
 		"component.find": ComponentFind,
@@ -139,6 +141,49 @@ func BlockGet(process *process.Process) interface{} {
 	return blocks
 }
 
+// BlockExport handle the find Template request
+func BlockExport(process *process.Process) interface{} {
+	process.ValidateArgNums(2)
+
+	sui := get(process)
+	templateID := process.ArgsString(1)
+
+	tmpl, err := sui.GetTemplate(templateID)
+	if err != nil {
+		exception.New(err.Error(), 500).Throw()
+	}
+
+	items, err := tmpl.BlockLayoutItems()
+	if err != nil {
+		exception.New(err.Error(), 500).Throw()
+	}
+	return items
+}
+
+// BlockMedia handle the find Template request
+func BlockMedia(process *process.Process) interface{} {
+	process.ValidateArgNums(3)
+
+	sui := get(process)
+	templateID := process.ArgsString(1)
+	blockID := strings.TrimRight(process.ArgsString(2), ".js")
+
+	tmpl, err := sui.GetTemplate(templateID)
+	if err != nil {
+		exception.New(err.Error(), 500).Throw()
+	}
+
+	asset, err := tmpl.BlockMedia(blockID)
+	if err != nil {
+		exception.New(err.Error(), 500).Throw()
+	}
+
+	return map[string]interface{}{
+		"content": asset.Content,
+		"type":    asset.Type,
+	}
+}
+
 // BlockFind handle the find Template request
 func BlockFind(process *process.Process) interface{} {
 	process.ValidateArgNums(3)

sui/api/process_test.go

@@ -115,7 +115,7 @@ func TestTemplateThemeGet(t *testing.T) {
 	assert.Equal(t, "light", res.([]core.SelectOption)[1].Value)
 }
 
-func TestTemplateBlockGet(t *testing.T) {
+func TestBlockGet(t *testing.T) {
 	load(t)
 	defer clean()
 
@@ -138,7 +138,7 @@ func TestTemplateBlockGet(t *testing.T) {
 	assert.Equal(t, "Table", res.([]core.IBlock)[3].(*local.Block).ID)
 }
 
-func TestTemplateBlockFind(t *testing.T) {
+func TestBlockFind(t *testing.T) {
 	load(t)
 	defer clean()
 
@@ -157,6 +157,43 @@ func TestTemplateBlockFind(t *testing.T) {
 	assert.Contains(t, res.(string), "window.block__ColumnsTwo=")
 }
 
+func TestBlockExport(t *testing.T) {
+	load(t)
+	defer clean()
+
+	// test demo
+	p, err := process.Of("sui.block.export", "demo", "tech-blue")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	res, err := p.Exec()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.IsType(t, &core.BlockLayoutItems{}, res)
+	assert.Equal(t, 2, len(res.(*core.BlockLayoutItems).Categories))
+}
+
+func TestBlockMedia(t *testing.T) {
+	load(t)
+	defer clean()
+
+	// test demo
+	p, err := process.Of("sui.block.media", "demo", "tech-blue", "ColumnsTwo")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	res, err := p.Exec()
+	if err != nil {
+		t.Fatal(err)
+	}
+	assert.IsType(t, map[string]interface{}{}, res)
+	assert.Equal(t, "image/png", res.(map[string]interface{})["type"])
+	assert.NotEmpty(t, res.(map[string]interface{})["content"])
+}
+
 func TestTemplateComponentGet(t *testing.T) {
 	load(t)
 	defer clean()

sui/core/block.go

@@ -60,3 +60,8 @@ func (block *Block) Compile() (string, error) {
 func (block *Block) Source() string {
 	return block.Compiled
 }
+
+// Get get the block
+func (block *Block) Get() *Block {
+	return block
+}

sui/core/interfaces.go

@@ -21,6 +21,8 @@ type ITemplate interface {
 	GetPageFromAsset(asset string) (IPage, error)
 
 	Blocks() ([]IBlock, error)
+	BlockLayoutItems() (*BlockLayoutItems, error)
+	BlockMedia(id string) (*Asset, error)
 	Block(name string) (IBlock, error)
 
 	Components() ([]IComponent, error)
@@ -65,6 +67,7 @@ type IBlock interface {
 	Compile() (string, error)
 	Load() error
 	Source() string
+	Get() *Block
 }
 
 // IComponent is the interface for the component

sui/core/types.go

@@ -46,6 +46,20 @@ type Block struct {
 	Codes    SourceCodes `json:"-"`
 }
 
+// BlockLayoutItems is the struct for the block layout items
+type BlockLayoutItems struct {
+	Categories []LayoutItem                 `json:"categories"`
+	Locals     map[string]map[string]string `json:"locals,omitempty"`
+}
+
+// LayoutItem is the struct for the layout it
+type LayoutItem struct {
+	ID     string       `json:"id"`
+	Label  string       `json:"label,omitempty"`
+	Width  int          `json:"width,omitempty"`
+	Blocks []LayoutItem `json:"blocks,omitempty"`
+}
+
 // Template is the struct for the template
 type Template struct {
 	Version     int            `json:"version"` // Yao Builder version

sui/storages/local/block.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"path/filepath"
 
+	"github.com/yaoapp/gou/application"
 	"github.com/yaoapp/kun/log"
 	"github.com/yaoapp/yao/sui/core"
 )
@@ -64,6 +65,86 @@ func (tmpl *Template) Block(id string) (core.IBlock, error) {
 	return block, nil
 }
 
+// BlockMedia get the block media
+func (tmpl *Template) BlockMedia(id string) (*core.Asset, error) {
+	path := filepath.Join(tmpl.Root, "__blocks", id, "media.png")
+	if exist, _ := tmpl.local.fs.Exists(path); exist {
+
+		content, err := tmpl.local.fs.ReadFile(path)
+		if err != nil {
+			return nil, err
+		}
+
+		return &core.Asset{
+			Type:    "image/png",
+			Content: content,
+		}, nil
+	}
+
+	path = filepath.Join(tmpl.Root, "__blocks", id, "media.svg")
+	if exist, _ := tmpl.local.fs.Exists(path); !exist {
+		return nil, fmt.Errorf("Block %s media not found (media.png / media.png )", id)
+	}
+
+	content, err := tmpl.local.fs.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	return &core.Asset{
+		Type:    "image/svg+xml",
+		Content: content,
+	}, nil
+}
+
+// BlockLayoutItems export the blocks
+func (tmpl *Template) BlockLayoutItems() (*core.BlockLayoutItems, error) {
+
+	path := filepath.Join(tmpl.Root, "__blocks", "export.json")
+	if exist, _ := tmpl.local.fs.Exists(path); !exist {
+
+		blocks, err := tmpl.Blocks()
+		if err != nil {
+			return nil, err
+		}
+
+		// Default layout items
+		layoutItems := &core.BlockLayoutItems{
+			Categories: []core.LayoutItem{{
+				ID:     "Basic",
+				Label:  "Basic",
+				Blocks: []core.LayoutItem{},
+			}},
+			Locals: map[string]map[string]string{
+				"zh-CN": {"Basic": "基础"},
+				"zh-TW": {"Basic": "基礎"},
+			},
+		}
+
+		for _, block := range blocks {
+			layoutItems.Categories[0].Blocks = append(
+				layoutItems.Categories[0].Blocks, core.LayoutItem{
+					ID:    block.Get().ID,
+					Label: block.Get().Name,
+				})
+		}
+		return layoutItems, nil
+	}
+
+	data, err := tmpl.local.fs.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	layoutItems := core.BlockLayoutItems{}
+	err = application.Parse(path, data, &layoutItems)
+	if err != nil {
+		return nil, err
+	}
+
+	return &layoutItems, nil
+}
+
 // Load get the block from the storage
 func (block *Block) Load() error {
 

sui/storages/local/block_test.go

@@ -81,3 +81,49 @@ func TestTemplateBlockTS(t *testing.T) {
 	assert.Contains(t, block.(*Block).Compiled, "window.block__Hero")
 	assert.Contains(t, block.(*Block).Compiled, `<div data-gjs-type='Nav'></div>`)
 }
+
+func TestBlockLayoutItems(t *testing.T) {
+	tests := prepare(t)
+	defer clean()
+
+	tmpl, err := tests.Demo.GetTemplate("tech-blue")
+	if err != nil {
+		t.Fatalf("GetTemplate error: %v", err)
+	}
+
+	items, err := tmpl.BlockLayoutItems()
+	if err != nil {
+		t.Fatalf("BlockLayoutItems error: %v", err)
+	}
+
+	assert.Equal(t, 2, len(items.Categories))
+
+	tmpl, err = tests.Demo.GetTemplate("website-ai")
+	if err != nil {
+		t.Fatalf("GetTemplate error: %v", err)
+	}
+
+	items, err = tmpl.BlockLayoutItems()
+	if err != nil {
+		t.Fatalf("BlockLayoutItems error: %v", err)
+	}
+
+	assert.Equal(t, 1, len(items.Categories))
+}
+
+func TestBlockMedia(t *testing.T) {
+	tests := prepare(t)
+	defer clean()
+
+	tmpl, err := tests.Demo.GetTemplate("tech-blue")
+	if err != nil {
+		t.Fatalf("GetTemplate error: %v", err)
+	}
+
+	media, err := tmpl.BlockMedia("ColumnsTwo")
+	if err != nil {
+		t.Fatalf("BlockMedia error: %v", err)
+	}
+
+	assert.Equal(t, "image/png", media.Type)
+}