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path: root/src/components/UsageInstructions.tsx
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import { PanelSectionRow } from "@decky/ui";

interface ConfigType {
  enableLsfg: boolean;
  multiplier: number;
  flowScale: number;
  hdr: boolean;
  perfMode: boolean;
  immediateMode: boolean;
}

interface UsageInstructionsProps {
  config: ConfigType;
}

export function UsageInstructions({ config }: UsageInstructionsProps) {
  // Build manual environment variables string based on current config
  const buildManualEnvVars = (): string => {
    const envVars: string[] = [];
    
    if (config.enableLsfg) {
      envVars.push("ENABLE_LSFG=1");
    }
    
    // Always include multiplier and flow_scale if LSFG is enabled, as they have defaults
    if (config.enableLsfg) {
      envVars.push(`LSFG_MULTIPLIER=${config.multiplier}`);
      envVars.push(`LSFG_FLOW_SCALE=${config.flowScale}`);
    }
    
    if (config.hdr) {
      envVars.push("LSFG_HDR=1");
    }
    
    if (config.perfMode) {
      envVars.push("LSFG_PERF_MODE=1");
    }
    
    if (config.immediateMode) {
      envVars.push("MESA_VK_WSI_PRESENT_MODE=immediate");
    }
    
    return envVars.length > 0 ? `${envVars.join(" ")} %command%` : "%command%";
  };
  return (
    <PanelSectionRow>
      <div
        style={{
          fontSize: "13px",
          marginTop: "12px",
          padding: "8px",
          backgroundColor: "rgba(255, 255, 255, 0.05)",
          borderRadius: "4px"
        }}
      >
        <div style={{ fontWeight: "bold", marginBottom: "6px" }}>
          Usage Instructions:
        </div>
        <div style={{ marginBottom: "4px" }}>
          Option 1: Use the lsfg script (recommended):
        </div>
        <div
          style={{
            fontFamily: "monospace",
            backgroundColor: "rgba(0, 0, 0, 0.3)",
            padding: "4px",
            borderRadius: "2px",
            fontSize: "12px",
            marginBottom: "6px"
          }}
        >
          ~/lsfg %command%
        </div>
        <div style={{ marginBottom: "4px" }}>
          Option 2: Manual environment variables:
        </div>
        <div
          style={{
            fontFamily: "monospace",
            backgroundColor: "rgba(0, 0, 0, 0.3)",
            padding: "4px",
            borderRadius: "2px",
            fontSize: "12px",
            marginBottom: "6px"
          }}
        >
          {buildManualEnvVars()}
        </div>
      </div>
    </PanelSectionRow>
  );
}