ChristianLempa_Boilerplates/cli/core/display/variable_display.py

from __future__ import annotations

from typing import TYPE_CHECKING

from rich.table import Table

from .icon_manager import IconManager

if TYPE_CHECKING:
    from ..template import Template
    from . import DisplayManager


class VariableDisplayManager:
    """Handles all variable-related rendering.

    This manager is responsible for displaying variables, sections,
    and their values with appropriate formatting based on context.
    """

    def __init__(self, parent: DisplayManager):
        """Initialize VariableDisplayManager.

        Args:
            parent: Reference to parent DisplayManager for accessing shared resources
        """
        self.parent = parent

    def render_variable_value(
        self,
        variable,
        context: str = "default",
        is_dimmed: bool = False,
        var_satisfied: bool = True,
    ) -> str:
        """Render variable value with appropriate formatting based on context.

        Args:
            variable: Variable instance to render
            context: Display context ("default", "override", "disabled")
            is_dimmed: Whether the variable should be dimmed
            var_satisfied: Whether the variable's dependencies are satisfied

        Returns:
            Formatted string representation of the variable value
        """
        # Handle disabled bool variables
        if (is_dimmed or not var_satisfied) and variable.type == "bool":
            if (
                hasattr(variable, "_original_disabled")
                and variable._original_disabled is not False
            ):
                return (
                    f"{variable._original_disabled} {IconManager.arrow_right()} False"
                )
            return "False"

        # Handle config overrides with arrow
        if (
            variable.origin == "config"
            and hasattr(variable, "_original_stored")
            and variable.original_value != variable.value
        ):
            settings = self.parent.settings
            orig = self._format_value(
                variable,
                variable.original_value,
                max_length=settings.VALUE_MAX_LENGTH_SHORT,
            )
            curr = variable.get_display_value(
                mask_sensitive=True,
                max_length=settings.VALUE_MAX_LENGTH_SHORT,
                show_none=False,
            )
            if not curr:
                curr = (
                    str(variable.value)
                    if variable.value
                    else settings.TEXT_EMPTY_OVERRIDE
                )
            return f"{orig} [bold {settings.COLOR_WARNING}]{IconManager.arrow_right()} {curr}[/bold {settings.COLOR_WARNING}]"

        # Default formatting
        settings = self.parent.settings
        value = variable.get_display_value(
            mask_sensitive=True,
            max_length=settings.VALUE_MAX_LENGTH_DEFAULT,
            show_none=True,
        )
        if not variable.value:
            return f"[{settings.COLOR_MUTED}]{value}[/{settings.COLOR_MUTED}]"
        return value

    def _format_value(self, variable, value, max_length: int | None = None) -> str:
        """Helper to format a specific value.

        Args:
            variable: Variable instance
            value: Value to format
            max_length: Maximum length before truncation

        Returns:
            Formatted value string
        """
        settings = self.parent.settings

        if variable.sensitive:
            return settings.SENSITIVE_MASK
        if value is None or value == "":
            return f"[{settings.COLOR_MUTED}]({settings.TEXT_EMPTY_VALUE})[/{settings.COLOR_MUTED}]"

        val_str = str(value)
        return self.parent._truncate_value(val_str, max_length)

    def render_section(self, title: str, description: str | None) -> None:
        """Display a section header.

        Args:
            title: Section title
            description: Optional section description
        """
        settings = self.parent.settings
        if description:
            self.parent.text(
                f"\n{title} - {description}",
                style=f"{settings.STYLE_SECTION_TITLE} {settings.STYLE_SECTION_DESC}",
            )
        else:
            self.parent.text(f"\n{title}", style=settings.STYLE_SECTION_TITLE)
        self.parent.text(
            settings.SECTION_SEPARATOR_CHAR * settings.SECTION_SEPARATOR_LENGTH,
            style=settings.COLOR_MUTED,
        )

    def _render_section_header(self, section, is_dimmed: bool) -> str:
        """Build section header text with appropriate styling.

        Args:
            section: VariableSection instance
            is_dimmed: Whether section is dimmed (disabled)

        Returns:
            Formatted header text with Rich markup
        """
        settings = self.parent.settings
        # Show (disabled) label if section has a toggle and is not enabled
        disabled_text = (
            settings.LABEL_DISABLED
            if (section.toggle and not section.is_enabled())
            else ""
        )

        if is_dimmed:
            required_part = " (required)" if section.required else ""
            return f"[bold {settings.STYLE_DISABLED}]{section.title}{required_part}{disabled_text}[/bold {settings.STYLE_DISABLED}]"
        else:
            required_text = settings.LABEL_REQUIRED if section.required else ""
            return f"[bold]{section.title}{required_text}{disabled_text}[/bold]"

    def _render_variable_row(
        self, var_name: str, variable, is_dimmed: bool, var_satisfied: bool
    ) -> tuple:
        """Build variable row data for table display.

        Args:
            var_name: Variable name
            variable: Variable instance
            is_dimmed: Whether containing section is dimmed
            var_satisfied: Whether variable dependencies are satisfied

        Returns:
            Tuple of (var_display, type, default_val, description, row_style)
        """
        settings = self.parent.settings

        # Build row style
        row_style = (
            settings.STYLE_DISABLED if (is_dimmed or not var_satisfied) else None
        )

        # Build default value
        default_val = self.render_variable_value(
            variable, is_dimmed=is_dimmed, var_satisfied=var_satisfied
        )

        # Build variable display name
        sensitive_icon = f" {IconManager.lock()}" if variable.sensitive else ""
        required_indicator = settings.LABEL_REQUIRED if variable.required else ""
        var_display = (
            f"{settings.VAR_NAME_INDENT}{var_name}{sensitive_icon}{required_indicator}"
        )

        return (
            var_display,
            variable.type or "str",
            default_val,
            variable.description or "",
            row_style,
        )

    def render_variables_table(self, template: Template) -> None:
        """Display a table of variables for a template.

        All variables and sections are always shown. Disabled sections/variables
        are displayed with dimmed styling.

        Args:
            template: Template instance
        """
        if not (template.variables and template.variables.has_sections()):
            return

        settings = self.parent.settings
        self.parent.text("")
        self.parent.heading("Template Variables")

        variables_table = Table(
            show_header=True, header_style=settings.STYLE_TABLE_HEADER
        )
        variables_table.add_column(
            "Variable", style=settings.STYLE_VAR_COL_NAME, no_wrap=True
        )
        variables_table.add_column("Type", style=settings.STYLE_VAR_COL_TYPE)
        variables_table.add_column("Default", style=settings.STYLE_VAR_COL_DEFAULT)
        variables_table.add_column("Description", style=settings.STYLE_VAR_COL_DESC)

        first_section = True
        for section in template.variables.get_sections().values():
            if not section.variables:
                continue

            if not first_section:
                variables_table.add_row("", "", "", "", style=settings.STYLE_DISABLED)
            first_section = False

            # Check if section is enabled AND dependencies are satisfied
            is_enabled = section.is_enabled()
            dependencies_satisfied = template.variables.is_section_satisfied(
                section.key
            )
            is_dimmed = not (is_enabled and dependencies_satisfied)

            # Render section header
            header_text = self._render_section_header(section, is_dimmed)
            variables_table.add_row(header_text, "", "", "")

            # Render variables
            for var_name, variable in section.variables.items():
                # Skip toggle variable in required sections
                if section.required and section.toggle and var_name == section.toggle:
                    continue

                # Check if variable's needs are satisfied
                var_satisfied = template.variables.is_variable_satisfied(var_name)

                # Build and add row
                (
                    var_display,
                    var_type,
                    default_val,
                    description,
                    row_style,
                ) = self._render_variable_row(
                    var_name, variable, is_dimmed, var_satisfied
                )
                variables_table.add_row(
                    var_display, var_type, default_val, description, style=row_style
                )

        self.parent._print_table(variables_table)