From 0a6e2b075ccd717f8abc34e7ec2080dac77f090e Mon Sep 17 00:00:00 2001
From: Oliver Davies <oliver@oliverdavies.uk>
Date: Wed, 24 Sep 2025 08:30:00 +0100
Subject: [PATCH] Add `view` command

Signed-off-by: Oliver Davies <oliver@oliverdavies.uk>
---
 cmd/root.go                     |  6 +----
 cmd/view.go                     | 39 +++++++++++++++++++++++++++++++++
 internal/lib/file.go            | 22 +++++++++++++++++++
 internal/lib/{lib.go => zet.go} |  6 +++++
 4 files changed, 68 insertions(+), 5 deletions(-)
 create mode 100644 cmd/view.go
 create mode 100644 internal/lib/file.go
 rename internal/lib/{lib.go => zet.go} (91%)

diff --git a/cmd/root.go b/cmd/root.go
index b885b02..54a606e 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -1,6 +1,5 @@
 /*
 Copyright © 2025 NAME HERE <EMAIL ADDRESS>
-
 */
 package cmd
 
@@ -10,8 +9,6 @@ import (
 	"github.com/spf13/cobra"
 )
 
-
-
 // rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
 	Use:   "zet",
@@ -38,6 +35,7 @@ func Execute() {
 
 func init() {
 	rootCmd.AddCommand(titlesCmd)
+	rootCmd.AddCommand(viewCmd)
 
 	// Here you will define your flags and configuration settings.
 	// Cobra supports persistent flags, which, if defined here,
@@ -45,5 +43,3 @@ func init() {
 
 	// rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.zet.yaml)")
 }
-
-
diff --git a/cmd/view.go b/cmd/view.go
new file mode 100644
index 0000000..4ece1d9
--- /dev/null
+++ b/cmd/view.go
@@ -0,0 +1,39 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+
+	"code.oliverdavies.uk/opdavies/cmd-zet/internal/lib"
+	"github.com/spf13/cobra"
+	// "code.oliverdavies.uk/opdavies/cmd-zet/internal/lib"
+)
+
+var viewCmd = &cobra.Command{
+	Use:     "view",
+	Aliases: []string{"v"},
+	Short:   "A brief description of your command",
+	Long: `A longer description that spans multiple lines and likely contains examples
+and usage of using your command. For example:
+
+Cobra is a CLI library for Go that empowers applications.
+This application is a tool to generate the needed files
+to quickly create a Cobra application.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		if len(args) < 1 {
+			fmt.Println("Error: No id provided")
+			os.Exit(1)
+		}
+
+		idInt, err := strconv.Atoi(args[0])
+
+		if err != nil {
+			os.Exit(1)
+		}
+
+		zetDir := "/home/opdavies/Documents/zet"
+
+		fmt.Println(lib.ViewZet(zetDir, idInt))
+	},
+}
diff --git a/internal/lib/file.go b/internal/lib/file.go
new file mode 100644
index 0000000..254a95b
--- /dev/null
+++ b/internal/lib/file.go
@@ -0,0 +1,22 @@
+package lib
+
+import (
+	"fmt"
+	"os"
+)
+
+func ViewFile(filePath string) string {
+	if _, err := os.Stat(filePath); os.IsNotExist(err) {
+		fmt.Printf("Error: The file for path '%s' was not found\n", filePath)
+		os.Exit(1)
+	}
+
+	content, err := os.ReadFile(filePath)
+
+	if err != nil {
+		fmt.Println("Error opening the file:", err)
+		os.Exit(1)
+	}
+
+	return string(content)
+}
diff --git a/internal/lib/lib.go b/internal/lib/zet.go
similarity index 91%
rename from internal/lib/lib.go
rename to internal/lib/zet.go
index a10699c..2273ccb 100644
--- a/internal/lib/lib.go
+++ b/internal/lib/zet.go
@@ -60,6 +60,12 @@ func ParseZetList(ids []int) []string {
 	return lines
 }
 
+func ViewZet(zetDir string, id int) string {
+	zetPath := path.Join(zetDir, strconv.Itoa(id), "index.adoc")
+
+	return ViewFile(zetPath)
+}
+
 func getTitle(id int) string {
 	return getTitleFromFile(path.Join(strconv.Itoa(id), "index.adoc"))
 }