"""
Gradio UI Dataset Section Module
Contains dataset explorer section component definitions
"""
import gradio as gr


def create_dataset_section(dataset_handler) -> dict:
    """Create dataset explorer section"""
    with gr.Accordion("📊 Dataset Explorer", open=False, visible=False):
        with gr.Row(equal_height=True):
            dataset_type = gr.Dropdown(
                choices=["train", "test"],
                value="train",
                label="Dataset",
                info="Choose dataset to explore",
                scale=2
            )
            import_dataset_btn = gr.Button("📥 Import Dataset", variant="primary", scale=1)
            
            search_type = gr.Dropdown(
                choices=["keys", "idx", "random"],
                value="random",
                label="Search Type",
                info="How to find items",
                scale=1
            )
            search_value = gr.Textbox(
                label="Search Value",
                placeholder="Enter keys or index (leave empty for random)",
                info="Keys: exact match, Index: 0 to dataset size-1",
                scale=2
            )

        instruction_display = gr.Textbox(
            label="📝 Instruction",
            interactive=False,
            placeholder="No instruction available",
            lines=1
        )
        
        repaint_viz_plot = gr.Plot()
        
        with gr.Accordion("📋 Item Metadata (JSON)", open=False):
            item_info_json = gr.Code(
                label="Complete Item Information",
                language="json",
                interactive=False,
                lines=15
            )
        
        with gr.Row(equal_height=True):
            item_src_audio = gr.Audio(
                label="Source Audio",
                type="filepath",
                interactive=False,
                scale=8
            )
            get_item_btn = gr.Button("🔍 Get Item", variant="secondary", interactive=False, scale=2)
        
        with gr.Row(equal_height=True):
            item_target_audio = gr.Audio(
                label="Target Audio",
                type="filepath",
                interactive=False,
                scale=8
            )
            item_refer_audio = gr.Audio(
                label="Reference Audio",
                type="filepath",
                interactive=False,
                scale=2
            )
        
        with gr.Row():
            use_src_checkbox = gr.Checkbox(
                label="Use Source Audio from Dataset",
                value=True,
                info="Check to use the source audio from dataset"
            )

        data_status = gr.Textbox(label="📊 Data Status", interactive=False, value="❌ No dataset imported")
        auto_fill_btn = gr.Button("📋 Auto-fill Generation Form", variant="primary")
    
    return {
        "dataset_type": dataset_type,
        "import_dataset_btn": import_dataset_btn,
        "search_type": search_type,
        "search_value": search_value,
        "instruction_display": instruction_display,
        "repaint_viz_plot": repaint_viz_plot,
        "item_info_json": item_info_json,
        "item_src_audio": item_src_audio,
        "get_item_btn": get_item_btn,
        "item_target_audio": item_target_audio,
        "item_refer_audio": item_refer_audio,
        "use_src_checkbox": use_src_checkbox,
        "data_status": data_status,
        "auto_fill_btn": auto_fill_btn,
    }