feat: Implement posting to Markdown

Frontmatter seems to not be written correctly, as can be seen by `cobra/output_markdown/hello-world.md`

.vscode/launch.json

@@ -16,7 +16,7 @@
             "request": "launch",
             "program": "${workspaceFolder}/cobra",
             // https://www.blogger.com/edit-profile.g
-            "args": ["publish", "blogger", "${input:PostURL}", "blogger"],
+            "args": ["publish", "blogger", "${input:PostURL}", "markdown"],
             // "envFile": "${workspaceFolder}/cobra/.env",
             "console": "integratedTerminal"
         }

cobra/cmd/platforms.go

@@ -2,37 +2,43 @@ package cmd
 
 import (
 	"fmt"
+	"os"
+	"path/filepath"
 	"strings"
 
+	"github.com/gosimple/slug"
+
 	md "github.com/JohannesKaufmann/html-to-markdown"
 	"github.com/charmbracelet/log"
 	"github.com/go-resty/resty/v2"
 	"github.com/slashtechno/cross-blogger/cobra/pkg/oauth"
+	"github.com/spf13/afero"
 )
 
 type Destination interface {
-	Push() error
+	Push(PostData, PlatformOptions) error
 	GetName() string
+	GetType() string
 }
 
 type Source interface {
-	Pull(SourceOptions) (PostData, error)
+	Pull(PlatformOptions) (PostData, error)
 	GetName() string
 	GetType() string
 }
 
-type SourceOptions struct {
+type PlatformOptions struct {
 	AccessToken string
 	BlogId      string
-	Filepath    string
 	PostUrl     string
 }
 
 type PostData struct {
 	Title    string
-	html     string
-	markdown string
+	Html     string
+	Markdown string
 	// Other fields that are probably needed are canonical URL, publish date, and description
+	CanonicalUrl string
 }
 
 // type PlatformParent struct {
@@ -98,10 +104,9 @@ func (b Blogger) getBlogId(accessToken string) (string, error) {
 	}
 	return id.(string), nil
 }
-func (b Blogger) Pull(options SourceOptions) (PostData, error) {
+func (b Blogger) Pull(options PlatformOptions) (PostData, error) {
 	log.Info("Blogger pull called", "options", options)
 	postPath := strings.Replace(options.PostUrl, b.BlogUrl, "", 1)
-
 	client := resty.New()
 	resp, err := client.R().SetHeader("Authorization", fmt.Sprintf("Bearer %s", options.AccessToken)).SetResult(&map[string]interface{}{}).Get("https://www.googleapis.com/blogger/v3/blogs/" + options.BlogId + "/posts/bypath?path=" + postPath)
 	if err != nil {
@@ -120,19 +125,24 @@ func (b Blogger) Pull(options SourceOptions) (PostData, error) {
 	if !ok {
 		return PostData{}, fmt.Errorf("content not found in response or is not a string")
 	}
+	canonicalUrl, ok := result["url"].(string)
+	if !ok {
+		return PostData{}, fmt.Errorf("url not found in response or is not a string")
+	}
 	// Convert the HTML to Markdown
 	markdown, err := md.NewConverter("", true, nil).ConvertString(html)
 	if err != nil {
 		return PostData{}, err
 	}
 	return PostData{
-		Title:    title,
-		html:     html,
-		markdown: markdown,
+		Title:        title,
+		Html:         html,
+		Markdown:     markdown,
+		CanonicalUrl: canonicalUrl,
 	}, nil
 
 }
-func (b Blogger) Push() error {
+func (b Blogger) Push(data PostData, options PlatformOptions) error {
 	log.Error("not implemented")
 	return nil
 }
@@ -146,11 +156,56 @@ type Markdown struct {
 
 func (m Markdown) GetName() string { return m.Name }
 func (m Markdown) GetType() string { return "markdown" }
-func (m Markdown) Push() error {
-	log.Error("not implemented")
+
+// Push the data to the contentdir with the title as the filename using gosimple/slug.
+// The markdown file should have YAML frontmatter compatible with Hugo.
+func (m Markdown) Push(data PostData, options PlatformOptions) error {
+	// Create the file, if it exists, log an error and return
+	fs := afero.NewOsFs()
+	slug := slug.Make(data.Title)
+	// Clean the slug to remove any characters that may cause issues with the filesystem
+	slug = filepath.Clean(slug)
+	filePath := filepath.Join(m.ContentDir, slug+".md")
+	// Create parent directories if they don't exist
+	dirPath := filepath.Dir(filePath)
+	if _, err := fs.Stat(dirPath); os.IsNotExist(err) {
+		errDir := fs.MkdirAll(dirPath, 0755)
+		if errDir != nil {
+			log.Error("failed to create directory", "directory", dirPath)
+			return errDir
+		}
+	}
+	// Check if the file already exists
+	if _, err := fs.Stat(filePath); err == nil {
+		log.Error("file already exists", "file", filePath)
+		return nil
+	}
+	// Create the file
+	file, err := fs.Create(filePath)
+	if err != nil {
+		return err
+	}
+	// After the function returns, close the file
+	defer file.Close()
+	// Create the frontmatter
+	frontmatter := struct {
+		Title        string `yaml:"title"`
+		CanonicalUrl string `yaml:"canonicalUrl"`
+	}{
+		Title:        data.Title,
+		CanonicalUrl: data.CanonicalUrl,
+	}
+	// Convert the frontmatter to YAML
+	content := fmt.Sprintf("---\n%s---\n\n%s", frontmatter, data.Markdown)
+	log.Debug("Writing content", "content", content, "file", filePath)
+	_, err = file.WriteString(content)
+	if err != nil {
+		return err
+	}
 	return nil
+
 }
-func (m Markdown) Pull(options SourceOptions) (PostData, error) {
+func (m Markdown) Pull(options PlatformOptions) (PostData, error) {
 	log.Info("Markdown pull called", "options", options)
 	return PostData{}, nil
 }

cobra/cmd/publish.go

@@ -82,7 +82,7 @@ var publishCmd = &cobra.Command{
 		// }
 
 		// Pull the data from the source
-		var options SourceOptions
+		var options PlatformOptions
 		switch source.GetType() {
 		case "blogger":
 			// Convert source to Blogger
@@ -121,7 +121,7 @@ var publishCmd = &cobra.Command{
 			if err != nil {
 				log.Fatal(err)
 			}
-			options = SourceOptions{
+			options = PlatformOptions{
 				AccessToken: accessToken,
 				BlogId:      blogId,
 				PostUrl:     args[1],
@@ -135,6 +135,19 @@ var publishCmd = &cobra.Command{
 			log.Fatal(err)
 		}
 		log.Info("Post data", "data", postData)
+
+		// For each destination, push the data
+		for _, destination := range destinationSlice {
+			switch destination.GetType() {
+			case "markdown":
+				options := PlatformOptions{}
+				err := destination.Push(postData, options)
+				if err != nil {
+					log.Fatal(err)
+				}
+
+			}
+		}
 	},
 }
 

cobra/output_markdown/hello-world.md

@@ -0,0 +1,4 @@
+---
+{Hello, world! http://itsfrommars.blogspot.com/2022/08/hello-world.html}---
+
+I created this post from the Google API. Hello, world!

go.mod

@@ -8,9 +8,11 @@ require (
 	github.com/charmbracelet/log v0.4.0
 	github.com/go-resty/resty/v2 v2.13.1
 	github.com/gomarkdown/markdown v0.0.0-20221013030248-663e2500819c
+	github.com/gosimple/slug v1.14.0
 	github.com/imdario/mergo v0.3.16
 	github.com/sirupsen/logrus v1.9.2
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966
+	github.com/spf13/afero v1.11.0
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/viper v1.19.0
 	github.com/subosito/gotenv v1.6.0
@@ -28,6 +30,7 @@ require (
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
 	github.com/go-logfmt/logfmt v0.6.0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/gosimple/unidecode v1.0.1 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
@@ -42,7 +45,6 @@ require (
 	github.com/sagikazarmark/locafero v0.4.0 // indirect
 	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
-	github.com/spf13/afero v1.11.0 // indirect
 	github.com/spf13/cast v1.6.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	go.uber.org/atomic v1.9.0 // indirect

go.sum

@@ -37,6 +37,10 @@ github.com/gomarkdown/markdown v0.0.0-20221013030248-663e2500819c h1:iyaGYbCmcYK
 github.com/gomarkdown/markdown v0.0.0-20221013030248-663e2500819c/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/gosimple/slug v1.14.0 h1:RtTL/71mJNDfpUbCOmnf/XFkzKRtD6wL6Uy+3akm4Es=
+github.com/gosimple/slug v1.14.0/go.mod h1:UiRaFH+GEilHstLUmcBgWcI42viBN7mAb818JrYOeFQ=
+github.com/gosimple/unidecode v1.0.1 h1:hZzFTMMqSswvf0LBJZCZgThIZrpDHFXux9KeGmn6T/o=
+github.com/gosimple/unidecode v1.0.1/go.mod h1:CP0Cr1Y1kogOtx0bJblKzsVWrqYaqfNOnHzpgWw4Awc=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/imdario/mergo v0.3.16 h1:wwQJbIsHYGMUyLSPrEq1CT16AhnhNJQ51+4fdHUnCl4=