dev day #62

internal/controllers/docs_controller.go

@@ -0,0 +1,142 @@
+package controllers
+
+import (
+	"io/ioutil"
+	"net/http"
+	"path/filepath"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+)
+
+type DocsController struct {
+	DocsPath string
+}
+
+func NewDocsController(docsPath string) *DocsController {
+	return &DocsController{
+		DocsPath: docsPath,
+	}
+}
+
+// GetDocFile serves a specific documentation file
+func (dc *DocsController) GetDocFile(c *gin.Context) {
+	// Get the requested file path from the URL
+	docPath := c.Param("filepath")
+	
+	// Security: Prevent directory traversal
+	if strings.Contains(docPath, "..") {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid file path"})
+		return
+	}
+	
+	// Build full path
+	fullPath := filepath.Join(dc.DocsPath, docPath)
+	
+	// Check if file exists and is a markdown file
+	if !strings.HasSuffix(fullPath, ".md") {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Only markdown files are allowed"})
+		return
+	}
+	
+	// Read the file
+	content, err := ioutil.ReadFile(fullPath)
+	if err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "Documentation file not found"})
+		return
+	}
+	
+	// Return the content as plain text
+	c.Header("Content-Type", "text/markdown; charset=utf-8")
+	c.String(http.StatusOK, string(content))
+}
+
+// ListDocFiles returns a list of available documentation files
+func (dc *DocsController) ListDocFiles(c *gin.Context) {
+	files, err := ioutil.ReadDir(dc.DocsPath)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to read documentation directory"})
+		return
+	}
+	
+	var docFiles []map[string]interface{}
+	
+	for _, file := range files {
+		if !file.IsDir() && strings.HasSuffix(file.Name(), ".md") {
+			docFiles = append(docFiles, map[string]interface{}{
+				"name":         file.Name(),
+				"path":         "/DOCS/" + file.Name(),
+				"size":         file.Size(),
+				"modified_at":  file.ModTime(),
+			})
+		}
+	}
+	
+	c.JSON(http.StatusOK, gin.H{
+		"files": docFiles,
+		"total": len(docFiles),
+	})
+}
+
+// SearchDocs searches through documentation files
+func (dc *DocsController) SearchDocs(c *gin.Context) {
+	query := c.Query("q")
+	if query == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Search query is required"})
+		return
+	}
+	
+	query = strings.ToLower(query)
+	files, err := ioutil.ReadDir(dc.DocsPath)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to read documentation directory"})
+		return
+	}
+	
+	var results []map[string]interface{}
+	
+	for _, file := range files {
+		if file.IsDir() || !strings.HasSuffix(file.Name(), ".md") {
+			continue
+		}
+		
+		fullPath := filepath.Join(dc.DocsPath, file.Name())
+		content, err := ioutil.ReadFile(fullPath)
+		if err != nil {
+			continue
+		}
+		
+		contentLower := strings.ToLower(string(content))
+		nameLower := strings.ToLower(file.Name())
+		
+		// Check if query matches filename or content
+		if strings.Contains(nameLower, query) || strings.Contains(contentLower, query) {
+			// Find context around match
+			index := strings.Index(contentLower, query)
+			start := 0
+			end := len(content)
+			
+			if index > 100 {
+				start = index - 100
+			}
+			if index+len(query)+200 < len(content) {
+				end = index + len(query) + 200
+			}
+			
+			excerpt := string(content[start:end])
+			
+			results = append(results, map[string]interface{}{
+				"name":    file.Name(),
+				"path":    "/DOCS/" + file.Name(),
+				"excerpt": excerpt,
+				"matches": strings.Count(contentLower, query),
+			})
+		}
+	}
+	
+	c.JSON(http.StatusOK, gin.H{
+		"results": results,
+		"total":   len(results),
+		"query":   query,
+	})
+}