73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
package handlers
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import (
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"ddServer/model"
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"embed"
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"encoding/json"
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"fmt"
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"log"
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"net/http"
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"os"
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"sync"
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)
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var mu sync.Mutex
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// SubmitHandler processes the form data.
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func SubmitHandler(content embed.FS, chars *[]model.Character, Monsters *[]model.Monster, filename string) http.HandlerFunc {
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log.Print("SubmitHandler called")
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return func(w http.ResponseWriter, r *http.Request) {
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log.Print("SubmitHandler called")
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if r.Method != http.MethodPost {
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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return
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}
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// Parse form data.
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err := r.ParseForm()
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if err != nil {
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log.Printf("Error parsing form data: %v", err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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// Create monster object.
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filename := r.FormValue("filename")
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// Create or update character object.
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mu.Lock()
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defer mu.Unlock()
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char := model.GetOrCreateCharacter(filename, *chars)
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char.Monster = append(char.Monster, *Monsters...)
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// Convert character data to JSON.
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charJSON, err := json.Marshal(char)
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if err != nil {
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log.Printf("Error marshalling character data to JSON: %v", err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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// Write JSON data to file.
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err = model.WriteToFile(filename, charJSON)
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if err != nil {
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log.Printf("Error writing JSON data to file: %v", err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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// Read file contents.
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fileContent, err := os.ReadFile(filename)
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if err != nil {
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log.Printf("Error reading file contents: %v", err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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// Offer file for download.
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w.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=%s", filename))
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w.Header().Set("Content-Type", "application/json")
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w.Write(fileContent)
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}
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}
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