Add a command to automatically create a block

cmd/make_block.go

@@ -0,0 +1,82 @@
+package cmd
+
+import (
+	"fmt"
+	"html/template"
+	"io"
+	"time"
+
+	wisski_distillery "github.com/FAU-CDI/wisski-distillery"
+	"github.com/FAU-CDI/wisski-distillery/internal/cli"
+	"github.com/FAU-CDI/wisski-distillery/internal/wisski/ingredient/php/extras"
+	"github.com/tkw1536/goprogram/exit"
+)
+
+// MakeBlock is the 'make_block' command
+var MakeBlock wisski_distillery.Command = makeBlock{}
+
+type makeBlock struct {
+	Title  string `short:"t" long:"title" description:"title of block to create"`
+	Region string `short:"r" long:"region" description:"optional region to assign block to"`
+
+	Positionals struct {
+		Slug string `positional-arg-name:"SLUG" required:"1-1" description:"slug of instance to create legal block for"`
+	} `positional-args:"true"`
+}
+
+func (makeBlock) Description() wisski_distillery.Description {
+	return wisski_distillery.Description{
+		Requirements: cli.Requirements{
+			NeedsDistillery: true,
+		},
+		Command:     "make_block",
+		Description: "Creates a block with html content provided on stdin",
+	}
+}
+
+var errBlocksGeneric = exit.Error{
+	Message:  "unable to create block",
+	ExitCode: exit.ExitGeneric,
+}
+
+var errBlocksNoContent = exit.Error{
+	Message:  "unable to read content from standard input",
+	ExitCode: exit.ExitCommandArguments,
+}
+
+func (mb makeBlock) Run(context wisski_distillery.Context) error {
+
+	// get the wisski
+	instance, err := context.Environment.Instances().WissKI(context.Context, mb.Positionals.Slug)
+	if err != nil {
+		return errPathbuilderWissKI.Wrap(err)
+	}
+
+	// read the content
+	content, err := io.ReadAll(context.Stdin)
+	if err != nil {
+		return errBlocksNoContent.Wrap(err)
+	}
+
+	id := ""
+	if mb.Region != "" {
+		id = fmt.Sprintf("block-auto-%d", time.Now().Unix())
+	}
+
+	{
+		err := instance.Blocks().Create(context.Context, nil, extras.Block{
+			Info:    mb.Title,
+			Content: template.HTML(content),
+
+			Region:  mb.Region,
+			BlockID: id,
+		})
+
+		if err != nil {
+			context.EPrintln(err.Error())
+			return errBlocksGeneric
+		}
+	}
+
+	return nil
+}