Re-add export to csv

src/main/kotlin/main/Main.kt

@@ -22,6 +22,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.window.*
 import database.DatabaseManager
+import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.buildJsonObject
 import kotlinx.serialization.json.put
 import java.io.File
@@ -120,7 +121,21 @@ fun App() {
                             println("Open command cancelled by user.")
                         }
                     },
-                    onExporterClick = { /* Action d'export */ },
+                    onExporterClick = {
+                        val fileDialog = FileDialog(Frame(), "Save as CSV", FileDialog.SAVE)
+                        fileDialog.file = "glossaire_exporte.csv" // Initial file name
+                        fileDialog.isVisible = true
+                        val selectedFile = fileDialog.file
+                        val selectedDirectory = fileDialog.directory
+                        if (selectedFile != null) {
+                            val csvFilePath = "$selectedDirectory$selectedFile"
+                            val jsonFilePath = "glossaire.json" // Replace with the actual path to your JSON file
+                            println("Exporting to: $csvFilePath")
+                            exportToCSV(jsonFilePath, csvFilePath)
+                        } else {
+                            println("Export command cancelled by user.")
+                        }
+                    },
                     onRetourClick = { currentPage.value = "accueil" }
                 )
             }
@@ -188,6 +203,35 @@ fun App() {
     }
 }
 
+fun exportToCSV(jsonFilePath: String, csvFilePath: String) {
+    val glossary = readJsonFile(jsonFilePath)
+    val csvContent = buildString {
+        appendLine("nom,description,contextePrincipal,contexte2,lieA,synonyme,antonyme")
+        glossary.forEach { entry ->
+            appendLine(
+                "${entry["nom"]},${entry["description"]},${entry["contextePrincipal"]}," +
+                        "${entry["contexte2"]},${entry["lieA"]},${entry["synonyme"]},${entry["antonyme"]}"
+            )
+        }
+    }
+    try {
+        FileWriter(csvFilePath).use { fileWriter ->
+            fileWriter.write(csvContent)
+        }
+    } catch (e: IOException) {
+        e.printStackTrace()
+    }
+}
+fun readJsonFile(filePath: String): List<Map<String, String>> {
+    return try {
+        val content = File(filePath).readText(Charsets.UTF_8)
+        Json.decodeFromString(content)
+    } catch (e: Exception) {
+        e.printStackTrace()
+        emptyList()
+    }
+}
+
 fun importCSV(cheminFichier: String) {
     val file = File(cheminFichier).readText(Charsets.UTF_8)