67 | );
68 | };
69 |
70 | export default TodoItem;
71 |
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/src/components/TodoTextInput.tsx:
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1 | import React, { useState, KeyboardEvent, ChangeEvent } from "react";
2 | import classnames from "classnames";
3 |
4 | interface TodoTextInputProps {
5 | onSave: (text: string) => void;
6 | text?: string;
7 | placeholder?: string;
8 | editing?: boolean;
9 | newTodo?: boolean;
10 | }
11 |
12 | const TodoTextInput = ({ onSave, text: initialText, placeholder, editing, newTodo }: TodoTextInputProps) => {
13 | const [text, setText] = useState(initialText || "");
14 |
15 | const handleSubmit = (e: KeyboardEvent) => {
16 | const textValue = e.currentTarget.value.trim();
17 | if (e.key === 'Enter') {
18 | onSave(textValue);
19 | if (newTodo) {
20 | setText("");
21 | }
22 | }
23 | };
24 |
25 | const handleChange = (e: ChangeEvent) => setText(e.target.value);
26 |
27 | const handleBlur = (e: ChangeEvent) => {
28 | if (!newTodo) {
29 | onSave(e.target.value);
30 | }
31 | };
32 |
33 | return (
34 |
47 | );
48 | };
49 |
50 | export default TodoTextInput;
51 |
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/src/index.js:
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1 | import React from "react";
2 | import { createRoot } from "react-dom/client";
3 | import App from "./components/App";
4 |
5 | import "todomvc-app-css/index.css";
6 |
7 | const container = document.getElementById("root");
8 | const root = createRoot(container);
9 | root.render();
10 |
--------------------------------------------------------------------------------
/tsconfig.json:
--------------------------------------------------------------------------------
1 | {
2 | "compilerOptions": {
3 | /* Visit https://aka.ms/tsconfig to read more about this file */
4 |
5 | /* Projects */
6 | // "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
7 | // "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */
8 | // "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */
9 | // "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */
10 | // "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */
11 | // "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */
12 |
13 | /* Language and Environment */
14 | "target": "es2016", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
15 | // "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
16 | // "jsx": "preserve", /* Specify what JSX code is generated. */
17 | // "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */
18 | // "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */
19 | // "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
20 | // "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
21 | // "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
22 | // "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
23 | // "noLib": true, /* Disable including any library files, including the default lib.d.ts. */
24 | // "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */
25 | // "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */
26 |
27 | /* Modules */
28 | "module": "commonjs", /* Specify what module code is generated. */
29 | // "rootDir": "./", /* Specify the root folder within your source files. */
30 | // "moduleResolution": "node10", /* Specify how TypeScript looks up a file from a given module specifier. */
31 | // "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */
32 | // "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */
33 | // "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */
34 | // "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */
35 | // "types": [], /* Specify type package names to be included without being referenced in a source file. */
36 | // "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
37 | // "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */
38 | // "allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
39 | // "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */
40 | // "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */
41 | // "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
42 | // "resolveJsonModule": true, /* Enable importing .json files. */
43 | // "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */
44 | // "noResolve": true, /* Disallow 'import's, 'require's or ''s from expanding the number of files TypeScript should add to a project. */
45 |
46 | /* JavaScript Support */
47 | // "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
48 | // "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
49 | // "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
50 |
51 | /* Emit */
52 | // "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
53 | // "declarationMap": true, /* Create sourcemaps for d.ts files. */
54 | // "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */
55 | // "sourceMap": true, /* Create source map files for emitted JavaScript files. */
56 | // "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */
57 | // "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
58 | // "outDir": "./", /* Specify an output folder for all emitted files. */
59 | // "removeComments": true, /* Disable emitting comments. */
60 | // "noEmit": true, /* Disable emitting files from a compilation. */
61 | // "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
62 | // "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */
63 | // "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
64 | // "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */
65 | // "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
66 | // "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */
67 | // "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
68 | // "newLine": "crlf", /* Set the newline character for emitting files. */
69 | // "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
70 | // "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */
71 | // "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */
72 | // "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */
73 | // "declarationDir": "./", /* Specify the output directory for generated declaration files. */
74 | // "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
75 |
76 | /* Interop Constraints */
77 | // "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */
78 | // "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
79 | // "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */
80 | "esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
81 | "jsx": "react", /* Specify JSX code generation for React framework. */
82 | // "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
83 | "forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
84 |
85 | /* Type Checking */
86 | "strict": true, /* Enable all strict type-checking options. */
87 | // "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */
88 | // "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */
89 | // "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
90 | // "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
91 | // "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */
92 | // "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */
93 | // "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */
94 | // "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
95 | // "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */
96 | // "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */
97 | // "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */
98 | // "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */
99 | // "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */
100 | // "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */
101 | // "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */
102 | // "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */
103 | // "allowUnusedLabels": true, /* Disable error reporting for unused labels. */
104 | // "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */
105 |
106 | /* Completeness */
107 | // "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */
108 | "skipLibCheck": true /* Skip type checking all .d.ts files. */
109 | },
110 | "include": ["src/**/*"]
111 | }
112 |
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