some progress

node_modules/mongodb/lib/operations/delete.js

@@ -0,0 +1,119 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.makeDeleteStatement = exports.DeleteManyOperation = exports.DeleteOneOperation = exports.DeleteOperation = void 0;
+const error_1 = require("../error");
+const command_1 = require("./command");
+const operation_1 = require("./operation");
+/** @internal */
+class DeleteOperation extends command_1.CommandOperation {
+    constructor(ns, statements, options) {
+        super(undefined, options);
+        this.options = options;
+        this.ns = ns;
+        this.statements = statements;
+    }
+    get canRetryWrite() {
+        if (super.canRetryWrite === false) {
+            return false;
+        }
+        return this.statements.every(op => (op.limit != null ? op.limit > 0 : true));
+    }
+    execute(server, session, callback) {
+        const options = this.options ?? {};
+        const ordered = typeof options.ordered === 'boolean' ? options.ordered : true;
+        const command = {
+            delete: this.ns.collection,
+            deletes: this.statements,
+            ordered
+        };
+        if (options.let) {
+            command.let = options.let;
+        }
+        // we check for undefined specifically here to allow falsy values
+        // eslint-disable-next-line no-restricted-syntax
+        if (options.comment !== undefined) {
+            command.comment = options.comment;
+        }
+        const unacknowledgedWrite = this.writeConcern && this.writeConcern.w === 0;
+        if (unacknowledgedWrite) {
+            if (this.statements.find((o) => o.hint)) {
+                // TODO(NODE-3541): fix error for hint with unacknowledged writes
+                callback(new error_1.MongoCompatibilityError(`hint is not supported with unacknowledged writes`));
+                return;
+            }
+        }
+        super.executeCommand(server, session, command, callback);
+    }
+}
+exports.DeleteOperation = DeleteOperation;
+class DeleteOneOperation extends DeleteOperation {
+    constructor(collection, filter, options) {
+        super(collection.s.namespace, [makeDeleteStatement(filter, { ...options, limit: 1 })], options);
+    }
+    execute(server, session, callback) {
+        super.execute(server, session, (err, res) => {
+            if (err || res == null)
+                return callback(err);
+            if (res.code)
+                return callback(new error_1.MongoServerError(res));
+            if (res.writeErrors)
+                return callback(new error_1.MongoServerError(res.writeErrors[0]));
+            if (this.explain)
+                return callback(undefined, res);
+            callback(undefined, {
+                acknowledged: this.writeConcern?.w !== 0 ?? true,
+                deletedCount: res.n
+            });
+        });
+    }
+}
+exports.DeleteOneOperation = DeleteOneOperation;
+class DeleteManyOperation extends DeleteOperation {
+    constructor(collection, filter, options) {
+        super(collection.s.namespace, [makeDeleteStatement(filter, options)], options);
+    }
+    execute(server, session, callback) {
+        super.execute(server, session, (err, res) => {
+            if (err || res == null)
+                return callback(err);
+            if (res.code)
+                return callback(new error_1.MongoServerError(res));
+            if (res.writeErrors)
+                return callback(new error_1.MongoServerError(res.writeErrors[0]));
+            if (this.explain)
+                return callback(undefined, res);
+            callback(undefined, {
+                acknowledged: this.writeConcern?.w !== 0 ?? true,
+                deletedCount: res.n
+            });
+        });
+    }
+}
+exports.DeleteManyOperation = DeleteManyOperation;
+function makeDeleteStatement(filter, options) {
+    const op = {
+        q: filter,
+        limit: typeof options.limit === 'number' ? options.limit : 0
+    };
+    if (options.collation) {
+        op.collation = options.collation;
+    }
+    if (options.hint) {
+        op.hint = options.hint;
+    }
+    return op;
+}
+exports.makeDeleteStatement = makeDeleteStatement;
+(0, operation_1.defineAspects)(DeleteOperation, [operation_1.Aspect.RETRYABLE, operation_1.Aspect.WRITE_OPERATION]);
+(0, operation_1.defineAspects)(DeleteOneOperation, [
+    operation_1.Aspect.RETRYABLE,
+    operation_1.Aspect.WRITE_OPERATION,
+    operation_1.Aspect.EXPLAINABLE,
+    operation_1.Aspect.SKIP_COLLATION
+]);
+(0, operation_1.defineAspects)(DeleteManyOperation, [
+    operation_1.Aspect.WRITE_OPERATION,
+    operation_1.Aspect.EXPLAINABLE,
+    operation_1.Aspect.SKIP_COLLATION
+]);
+//# sourceMappingURL=delete.js.map