ch5.2

cmd/web/handlers.go

@@ -15,6 +15,12 @@ func (app *application) home(w http.ResponseWriter, r *http.Request) {
 		app.notFound(w)
 		return
 	}
+
+	snippets, err := app.snippets.Latest()
+	if err != nil {
+		app.serverError(w, err)
+		return
+	}
 	files := []string{
 		"./ui/html/base.tmpl",
 		"./ui/html/partials/nav.tmpl",
@@ -25,7 +31,10 @@ func (app *application) home(w http.ResponseWriter, r *http.Request) {
 		app.serverError(w, err)
 		return
 	}
-	err = ts.ExecuteTemplate(w, "base", nil)
+	data := &templateData{
+		Snippets: snippets,
+	}
+	err = ts.ExecuteTemplate(w, "base", data)
 	if err != nil {
 		app.serverError(w, err)
 	}
@@ -47,7 +56,25 @@ func (app *application) snippetView(w http.ResponseWriter, r *http.Request) {
 		}
 		return
 	}
-	fmt.Fprintf(w, "%+v", snippet)
+	files := []string{
+		"./ui/html/base.tmpl",
+		"./ui/html/partials/nav.tmpl",
+		"./ui/html/pages/view.tmpl",
+	}
+	ts, err := template.ParseFiles(files...)
+	if err != nil {
+		app.serverError(w, err)
+		return
+	}
+
+	data := &templateData{
+		Snippet: snippet,
+	}
+
+	err = ts.ExecuteTemplate(w, "base", data)
+	if err != nil {
+		app.serverError(w, err)
+	}
 }
 
 func (app *application) snippetCreate(w http.ResponseWriter, r *http.Request) {

cmd/web/templates.go

@@ -0,0 +1,10 @@
+package main
+
+import (
+	"gitea.local.lab/Lbenedar/snippetbox/internal/models"
+)
+
+type templateData struct {
+	Snippet  *models.Snippet
+	Snippets []*models.Snippet
+}

internal/models/snippets.go

@@ -50,5 +50,25 @@ func (m *SnippetModel) Get(id int) (*Snippet, error) {
 }
 
 func (m *SnippetModel) Latest() ([]*Snippet, error) {
-	return nil, nil
+	stmt := `SELECT id, title, content, created, expires FROM snippets
+	WHERE expires > UTC_TIMESTAMP() ORDER BY id DESC LIMIT 10`
+
+	rows, err := m.DB.Query(stmt)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	snippets := []*Snippet{}
+	for rows.Next() {
+		s := &Snippet{}
+		err = rows.Scan(&s.ID, &s.Title, &s.Content, &s.Created, &s.Expires)
+		if err != nil {
+			return nil, err
+		}
+		snippets = append(snippets, s)
+	}
+	if err = rows.Err(); err != nil {
+		return nil, err
+	}
+	return snippets, nil
 }

ui/html/pages/home.tmpl

@@ -2,5 +2,22 @@
 
 {{define "main"}}
     <h2>Latest Snippets</h2>
-    <p>There's nothing to see here yet!</p>
+    {{if .Snippets}}
+    <table>
+        <tr>
+            <th>Title</th>
+            <th>Created</th>
+            <th>ID</th>
+        </tr>
+        {{range .Snippets}}
+        <tr>
+            <td><a href='/snippet/view?id={{.ID}}'>{{.Title}}</a></td>
+            <td>{{.Created}}</td>
+            <td>#{{.ID}}</td>
+        </tr>
+        {{end}}
+    </table>
+    {{else}}
+        <p>There's nothing to see here... yet!</p>
+    {{end}}
 {{end}}

ui/html/pages/view.tmpl

@@ -0,0 +1,18 @@
+{{define "title"}}Snippet ${{.Snippet.ID}}{{end}}
+
+{{define "main"}}
+    {{with .Snippet}}
+    <div class='snippet'>
+        <div class='metadata'>
+            <strong>{{.Title}}</strong>
+            <span>#{{.ID}}</span>
+        </div>
+        <pre><code>{{.Content}}</code></pre>
+        <div class='metadata'>
+            <time>Created: {{.Created}}</time>
+            <time>Expires: {{.Expires}}</time>
+        </div>
+
+    </div>
+    {{end}}
+{{end}}