UPDATE: Adds Web browser wasm bindings (#30)

* UPDATE: Adds Web browser wasm bindings

* FIX: install wasm-pack in the GitHub actions

bindings/wasm/src/lib.rs

@@ -0,0 +1,254 @@
+use wasm_bindgen::{
+    prelude::{wasm_bindgen, JsError},
+    JsValue,
+};
+
+use ironcalc_base::{expressions::types::Area, UserModel as BaseModel};
+
+fn to_js_error(error: String) -> JsError {
+    JsError::new(&error.to_string())
+}
+#[wasm_bindgen]
+pub struct Model {
+    model: BaseModel,
+}
+
+#[wasm_bindgen]
+impl Model {
+    #[wasm_bindgen(constructor)]
+    pub fn new(locale: &str, timezone: &str) -> Result<Model, JsError> {
+        let model = BaseModel::new_empty("workbook", locale, timezone).map_err(to_js_error)?;
+        Ok(Model { model })
+    }
+
+    pub fn undo(&mut self) -> Result<(), JsError> {
+        self.model.undo().map_err(to_js_error)
+    }
+
+    pub fn redo(&mut self) -> Result<(), JsError> {
+        self.model.redo().map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "canUndo")]
+    pub fn can_undo(&self) -> bool {
+        self.model.can_undo()
+    }
+
+    #[wasm_bindgen(js_name = "canRedo")]
+    pub fn can_redo(&self) -> bool {
+        self.model.can_redo()
+    }
+
+    #[wasm_bindgen(js_name = "pauseEvaluation")]
+    pub fn pause_evaluation(&mut self) {
+        self.model.pause_evaluation()
+    }
+
+    #[wasm_bindgen(js_name = "resumeEvaluation")]
+    pub fn resume_evaluation(&mut self) {
+        self.model.resume_evaluation()
+    }
+
+    pub fn evaluate(&mut self) {
+        self.model.evaluate();
+    }
+
+    #[wasm_bindgen(js_name = "flushSendQueue")]
+    pub fn flush_send_queue(&mut self) -> String {
+        self.model.flush_send_queue()
+    }
+
+    #[wasm_bindgen(js_name = "applyExternalDiffs")]
+    pub fn apply_external_diffs(&mut self, diffs: &str) -> Result<(), JsError> {
+        self.model.apply_external_diffs(diffs).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getCellContent")]
+    pub fn get_cell_content(&self, sheet: u32, row: i32, column: i32) -> Result<String, JsError> {
+        self.model
+            .get_cell_content(sheet, row, column)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "newSheet")]
+    pub fn new_sheet(&mut self) {
+        self.model.new_sheet()
+    }
+
+    #[wasm_bindgen(js_name = "deleteSheet")]
+    pub fn delete_sheet(&mut self, sheet: u32) -> Result<(), JsError> {
+        self.model.delete_sheet(sheet).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "renameSheet")]
+    pub fn rename_sheet(&mut self, sheet: u32, name: &str) -> Result<(), JsError> {
+        self.model.rename_sheet(sheet, name).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "rangeClearAll")]
+    pub fn range_clear_all(
+        &mut self,
+        sheet: u32,
+        start_row: i32,
+        start_column: i32,
+        end_row: i32,
+        end_column: i32,
+    ) -> Result<(), JsError> {
+        let range = Area {
+            sheet,
+            row: start_row,
+            column: start_column,
+            width: end_column - start_column + 1,
+            height: end_row - start_row + 1,
+        };
+        self.model.range_clear_all(&range).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "rangeClearContents")]
+    pub fn range_clear_contents(
+        &mut self,
+        sheet: u32,
+        start_row: i32,
+        start_column: i32,
+        end_row: i32,
+        end_column: i32,
+    ) -> Result<(), JsError> {
+        let range = Area {
+            sheet,
+            row: start_row,
+            column: start_column,
+            width: end_column - start_column + 1,
+            height: end_row - start_row + 1,
+        };
+        self.model.range_clear_contents(&range).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "insertRow")]
+    pub fn insert_row(&mut self, sheet: u32, row: i32) -> Result<(), JsError> {
+        self.model.insert_row(sheet, row).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "insertColumn")]
+    pub fn insert_column(&mut self, sheet: u32, column: i32) -> Result<(), JsError> {
+        self.model.insert_column(sheet, column).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "deleteRow")]
+    pub fn delete_row(&mut self, sheet: u32, row: i32) -> Result<(), JsError> {
+        self.model.delete_row(sheet, row).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "deleteColumn")]
+    pub fn delete_column(&mut self, sheet: u32, column: i32) -> Result<(), JsError> {
+        self.model.delete_column(sheet, column).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "setRowHeight")]
+    pub fn set_row_height(&mut self, sheet: u32, row: i32, height: f64) -> Result<(), JsError> {
+        self.model
+            .set_row_height(sheet, row, height)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "setColumnWidth")]
+    pub fn set_column_width(&mut self, sheet: u32, column: i32, width: f64) -> Result<(), JsError> {
+        self.model
+            .set_column_width(sheet, column, width)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getRowHeight")]
+    pub fn get_row_height(&mut self, sheet: u32, row: i32) -> Result<f64, JsError> {
+        self.model.get_row_height(sheet, row).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getColumnWidth")]
+    pub fn get_column_width(&mut self, sheet: u32, column: i32) -> Result<f64, JsError> {
+        self.model
+            .get_column_width(sheet, column)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "setUserInput")]
+    pub fn set_user_input(
+        &mut self,
+        sheet: u32,
+        row: i32,
+        column: i32,
+        input: &str,
+    ) -> Result<(), JsError> {
+        self.model
+            .set_user_input(sheet, row, column, input)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getFormattedCellValue")]
+    pub fn get_formatted_cell_value(
+        &self,
+        sheet: u32,
+        row: i32,
+        column: i32,
+    ) -> Result<String, JsError> {
+        self.model
+            .get_formatted_cell_value(sheet, row, column)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getFrozenRowsCount")]
+    pub fn get_frozen_rows_count(&self, sheet: u32) -> Result<i32, JsError> {
+        self.model.get_frozen_rows_count(sheet).map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getFrozenColumnsCount")]
+    pub fn get_frozen_columns_count(&self, sheet: u32) -> Result<i32, JsError> {
+        self.model
+            .get_frozen_columns_count(sheet)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "setFrozenRowsCount")]
+    pub fn set_frozen_rows_count(&mut self, sheet: u32, count: i32) -> Result<(), JsError> {
+        self.model
+            .set_frozen_rows_count(sheet, count)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "setFrozenColumnsCount")]
+    pub fn set_frozen_columns_count(&mut self, sheet: u32, count: i32) -> Result<(), JsError> {
+        self.model
+            .set_frozen_columns_count(sheet, count)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "updateRangeStyle")]
+    pub fn update_range_style(
+        &mut self,
+        range: JsValue,
+        style_path: &str,
+        value: &str,
+    ) -> Result<(), JsError> {
+        let range: Area =
+            serde_wasm_bindgen::from_value(range).map_err(|e| to_js_error(e.to_string()))?;
+        self.model
+            .update_range_style(&range, style_path, value)
+            .map_err(to_js_error)
+    }
+
+    #[wasm_bindgen(js_name = "getCellStyle")]
+    pub fn get_cell_style(
+        &mut self,
+        sheet: u32,
+        row: i32,
+        column: i32,
+    ) -> Result<JsValue, JsError> {
+        self.model
+            .get_cell_style(sheet, row, column)
+            .map_err(to_js_error)
+            .map(|x| serde_wasm_bindgen::to_value(&x).unwrap())
+    }
+
+    #[wasm_bindgen(js_name = "getWorksheetsProperties")]
+    pub fn get_worksheets_properties(&self) -> JsValue {
+        serde_wasm_bindgen::to_value(&self.model.get_worksheets_properties()).unwrap()
+    }
+}