How to create a curved container in flutter

Question

I'm trying to create this design in flutter

when i try to increase the height of curved container to create the MyDocs container design, its curved get disturb. please help how to do this.

here is my code

Widget build(BuildContext context) {
    return SafeArea(
        child: Container(
      child: Column(children: [
        ClipPath(
          clipper: ProsteThirdOrderBezierCurve(
            position: ClipPosition.bottom,
            list: [
              ThirdOrderBezierCurveSection(
                p1: Offset(0, 100),
                p2: Offset(0, 210),
                p3: Offset(MediaQuery.of(context).size.width, 100),
                p4: Offset(MediaQuery.of(context).size.width, 200),
              ),
            ],
          ),
          child: Container(
            decoration: const BoxDecoration(
              color: Color.fromARGB(255, 52, 84, 109),
            ),
            height: 200,
            child: Column(children: [
              const SizedBox10(),
              Padding(
                padding: const EdgeInsets.all(8.0),
                child: SizedBox(
                  width: MediaQuery.of(context).size.width,
                  height: MediaQuery.of(context).size.height * 0.07,
                  child: TextField(
                    decoration: InputDecoration(
                        suffixIcon: const Icon(Icons.search),
                        contentPadding: const EdgeInsets.all(20.0),
                        border: OutlineInputBorder(
                          borderRadius: BorderRadius.circular(30.0),
                        ),
                        filled: true,
                        hintStyle: TextStyle(color: Colors.grey[800]),
                        hintText: "Search...",
                        fillColor: Colors.white70),
                  ),
                ),
              ),
            ]),
          ),
        ),

here is its output

Answer 1

You can use ClipPath widget, with custom clippers.

For custom clippers you can try flutter_custom_clippers package.