From 9178e0874ec3694eee8f5efcf82d6eda2ed3bc13 Mon Sep 17 00:00:00 2001
From: Pavlo Myroniuk <pavlo.myroniuk@apriorit.com>
Date: Fri, 13 Dec 2024 22:52:55 +0200
Subject: [PATCH] feat(front): implement export data configuration options;

---
 dataans/Cargo.toml                            |  1 +
 dataans/common/src/lib.rs                     | 78 +++++++++++++++++++
 .../src/spaces/app_info/app_info_window.rs    | 51 ++++++++----
 3 files changed, 117 insertions(+), 13 deletions(-)

diff --git a/dataans/Cargo.toml b/dataans/Cargo.toml
index 35c4e61..f94762a 100644
--- a/dataans/Cargo.toml
+++ b/dataans/Cargo.toml
@@ -41,6 +41,7 @@ web-sys = { version = "0.3", features = [
     "FileList",
     "HtmlInputElement",
     "HtmlElement",
+    "HtmlSelectElement",
 ] }
 futures = { version = "0.3", features = ["std", "alloc"] }
 
diff --git a/dataans/common/src/lib.rs b/dataans/common/src/lib.rs
index 8b69782..042e575 100644
--- a/dataans/common/src/lib.rs
+++ b/dataans/common/src/lib.rs
@@ -7,6 +7,7 @@ pub mod note;
 pub mod space;
 
 use std::collections::HashMap;
+use std::fmt;
 use std::path::PathBuf;
 
 use serde::{Deserialize, Serialize};
@@ -195,6 +196,48 @@ pub enum NotesExportOption {
     FilePerNote,
 }
 
+impl NotesExportOption {
+    /// Returns a slice that contains all [NotesExportOption] variants.
+    pub fn variants() -> &'static [NotesExportOption] {
+        &[
+            NotesExportOption::OneFile,
+            NotesExportOption::FilePerSpace,
+            NotesExportOption::FilePerNote,
+        ]
+    }
+
+    /// Returns pretty name of [NotesExportOption].
+    pub fn pretty(&self) -> &str {
+        match self {
+            NotesExportOption::OneFile => "One file",
+            NotesExportOption::FilePerSpace => "File per space",
+            NotesExportOption::FilePerNote => "File per note",
+        }
+    }
+
+    /// Creates [NotesExportOption] from the `str`.
+    ///
+    /// Panic: on invalid value.
+    pub fn from_str(value: &str) -> Self {
+        match value {
+            "OneFile" => NotesExportOption::OneFile,
+            "FilePerSpace" => NotesExportOption::FilePerSpace,
+            "FilePerNote" => NotesExportOption::FilePerNote,
+            _ => panic!("Invalid NotesExportOption value: {}", value),
+        }
+    }
+}
+
+impl fmt::Display for NotesExportOption {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
+        match self {
+            NotesExportOption::OneFile => f.write_str("OneFile"),
+            NotesExportOption::FilePerSpace => f.write_str("FilePerSpace"),
+            NotesExportOption::FilePerNote => f.write_str("FilePerNote"),
+        }
+    }
+}
+
 /// Format for the data exporting.
 #[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
 pub enum ExportFormat {
@@ -204,6 +247,41 @@ pub enum ExportFormat {
     Json,
 }
 
+impl ExportFormat {
+    /// Returns a slice that contains all [ExportFormat] variants.
+    pub fn variants() -> &'static [ExportFormat] {
+        &[ExportFormat::Md, ExportFormat::Json]
+    }
+
+    /// Returns pretty name of [ExportFormat].
+    pub fn pretty(&self) -> &str {
+        match self {
+            ExportFormat::Md => "Markdown",
+            ExportFormat::Json => "Json",
+        }
+    }
+
+    /// Creates [ExportFormat] from the `str`.
+    ///
+    /// Panic: on invalid value.
+    pub fn from_str(value: &str) -> Self {
+        match value {
+            "Md" => ExportFormat::Md,
+            "Json" => ExportFormat::Json,
+            _ => panic!("Invalid ExportFormat value: {}", value),
+        }
+    }
+}
+
+impl fmt::Display for ExportFormat {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
+        match self {
+            ExportFormat::Md => f.write_str("Md"),
+            ExportFormat::Json => f.write_str("Json"),
+        }
+    }
+}
+
 /// Configuration for app data export.
 #[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
 pub struct DataExportConfig {
diff --git a/dataans/src/spaces/app_info/app_info_window.rs b/dataans/src/spaces/app_info/app_info_window.rs
index 8e4370c..ce14059 100644
--- a/dataans/src/spaces/app_info/app_info_window.rs
+++ b/dataans/src/spaces/app_info/app_info_window.rs
@@ -3,6 +3,8 @@ use std::path::PathBuf;
 use common::{App, Appearance, Config, DataExportConfig, ExportFormat, KeyBindings, NotesExportOption};
 use leptos::*;
 use leptos_hotkeys::use_hotkeys;
+use wasm_bindgen::JsCast;
+use web_sys::HtmlSelectElement;
 
 use crate::backend::export::export_data;
 use crate::backend::file::open;
@@ -34,24 +36,26 @@ pub fn AppInfoWindow(#[prop(into)] close: Callback<(), ()>) -> impl IntoView {
         })
     };
 
-    let (export_option, set_export_option) = create_signal(None);
+    let (export_config, set_export_config) = create_signal(None);
+    let (export_option, set_export_option) = create_signal(NotesExportOption::OneFile);
+    let (export_format, set_export_format) = create_signal(ExportFormat::Md);
+
     let export_result = create_resource(
-        move || export_option.get(),
-        move |export_option| async move {
-            if let Some(export_option) = export_option {
-                Some(
-                    export_data(DataExportConfig {
-                        notes_export_option: export_option,
-                        format: ExportFormat::Md,
-                    })
-                    .await,
-                )
+        move || export_config.get(),
+        move |export_config| async move {
+            if let Some(export_config) = export_config {
+                Some(export_data(export_config).await)
             } else {
                 None
             }
         },
     );
-    let export_data = move |_| set_export_option.set(Some(NotesExportOption::OneFile));
+    let export_data = move |_| {
+        set_export_config.set(Some(DataExportConfig {
+            notes_export_option: export_option.get(),
+            format: export_format.get(),
+        }));
+    };
     let open_exported_data_dir = move |path: PathBuf| spawn_local(async move { open(&path).await });
 
     view! {
@@ -200,7 +204,28 @@ pub fn AppInfoWindow(#[prop(into)] close: Callback<(), ()>) -> impl IntoView {
                 }
             }}
             <div class="horizontal">
-                <span>"One file"</span>
+                <select
+                    on:change=move |ev: leptos::ev::Event| {
+                        let select: HtmlSelectElement = ev.target().unwrap().unchecked_into();
+                        set_export_option.set(NotesExportOption::from_str(&select.value()));
+                    }
+                    prop:value=move || export_option.get().to_string()
+                >
+                    {NotesExportOption::variants().into_iter().map(|export_option| view! {
+                        <option value=export_option.to_string()>{export_option.pretty()}</option>
+                    }).collect_view()}
+                </select>
+                <select
+                    on:change=move |ev: leptos::ev::Event| {
+                        let select: HtmlSelectElement = ev.target().unwrap().unchecked_into();
+                        set_export_format.set(ExportFormat::from_str(&select.value()));
+                    }
+                    prop:value=move || export_format.get().to_string()
+                >
+                    {ExportFormat::variants().into_iter().map(|export_format| view! {
+                        <option value=export_format.to_string()>{export_format.pretty()}</option>
+                    }).collect_view()}
+                </select>
                 <button class="button_ok" on:click=export_data>"Export"</button>
                 <Suspense
                     fallback=move || view! { <span>"Exporting...."</span> }