added health section with example health data, updated responsive design

Author: belledw

client/package-lock.json

@@ -33,6 +33,7 @@
     "react": "19.1.0",
     "react-day-picker": "^9.13.0",
     "react-dom": "19.1.0",
+    "recharts": "^2.15.4",
     "tailwind-merge": "^3.3.1",
     "tailwindcss-animate": "^1.0.7"
   },

client/package.json

@@ -0,0 +1,367 @@
+import * as React from "react";
+import * as RechartsPrimitive from "recharts";
+
+import { cn } from "@/lib/utils";
+
+// Format: { THEME_NAME: CSS_SELECTOR }
+const THEMES = { light: "", dark: ".dark" } as const;
+
+export type ChartConfig = {
+  [k in string]: {
+    label?: React.ReactNode;
+    icon?: React.ComponentType;
+  } & (
+    | { color?: string; theme?: never }
+    | { color?: never; theme: Record<keyof typeof THEMES, string> }
+  );
+};
+
+type ChartContextProps = {
+  config: ChartConfig;
+};
+
+const ChartContext = React.createContext<ChartContextProps | null>(null);
+
+function useChart() {
+  const context = React.useContext(ChartContext);
+
+  if (!context) {
+    throw new Error("useChart must be used within a <ChartContainer />");
+  }
+
+  return context;
+}
+
+const ChartContainer = React.forwardRef<
+  HTMLDivElement,
+  React.ComponentProps<"div"> & {
+    config: ChartConfig;
+    children: React.ComponentProps<
+      typeof RechartsPrimitive.ResponsiveContainer
+    >["children"];
+  }
+>(({ id, className, children, config, ...props }, ref) => {
+  const uniqueId = React.useId();
+  const chartId = `chart-${id || uniqueId.replace(/:/g, "")}`;
+
+  return (
+    <ChartContext.Provider value={{ config }}>
+      <div
+        data-chart={chartId}
+        ref={ref}
+        className={cn(
+          "flex aspect-video justify-center text-xs [&_.recharts-cartesian-axis-tick_text]:fill-muted-foreground [&_.recharts-cartesian-grid_line[stroke='#ccc']]:stroke-border/50 [&_.recharts-curve.recharts-tooltip-cursor]:stroke-border [&_.recharts-dot[stroke='#fff']]:stroke-transparent [&_.recharts-layer]:outline-none [&_.recharts-polar-grid_[stroke='#ccc']]:stroke-border [&_.recharts-radial-bar-background-sector]:fill-muted [&_.recharts-rectangle.recharts-tooltip-cursor]:fill-muted [&_.recharts-reference-line_[stroke='#ccc']]:stroke-border [&_.recharts-sector[stroke='#fff']]:stroke-transparent [&_.recharts-sector]:outline-none [&_.recharts-surface]:outline-none",
+          className,
+        )}
+        {...props}
+      >
+        <ChartStyle id={chartId} config={config} />
+        <RechartsPrimitive.ResponsiveContainer>
+          {children}
+        </RechartsPrimitive.ResponsiveContainer>
+      </div>
+    </ChartContext.Provider>
+  );
+});
+ChartContainer.displayName = "Chart";
+
+const ChartStyle = ({ id, config }: { id: string; config: ChartConfig }) => {
+  const colorConfig = Object.entries(config).filter(
+    ([, config]) => config.theme || config.color,
+  );
+
+  if (!colorConfig.length) {
+    return null;
+  }
+
+  return (
+    <style
+      dangerouslySetInnerHTML={{
+        __html: Object.entries(THEMES)
+          .map(
+            ([theme, prefix]) => `
+${prefix} [data-chart=${id}] {
+${colorConfig
+  .map(([key, itemConfig]) => {
+    const color =
+      itemConfig.theme?.[theme as keyof typeof itemConfig.theme] ||
+      itemConfig.color;
+    return color ? `  --color-${key}: ${color};` : null;
+  })
+  .join("\n")}
+}
+`,
+          )
+          .join("\n"),
+      }}
+    />
+  );
+};
+
+const ChartTooltip = RechartsPrimitive.Tooltip;
+
+const ChartTooltipContent = React.forwardRef<
+  HTMLDivElement,
+  React.ComponentProps<typeof RechartsPrimitive.Tooltip> &
+    React.ComponentProps<"div"> & {
+      hideLabel?: boolean;
+      hideIndicator?: boolean;
+      indicator?: "line" | "dot" | "dashed";
+      nameKey?: string;
+      labelKey?: string;
+    }
+>(
+  (
+    {
+      active,
+      payload,
+      className,
+      indicator = "dot",
+      hideLabel = false,
+      hideIndicator = false,
+      label,
+      labelFormatter,
+      labelClassName,
+      formatter,
+      color,
+      nameKey,
+      labelKey,
+    },
+    ref,
+  ) => {
+    const { config } = useChart();
+
+    const tooltipLabel = React.useMemo(() => {
+      if (hideLabel || !payload?.length) {
+        return null;
+      }
+
+      const [item] = payload;
+      const key = `${labelKey || item?.dataKey || item?.name || "value"}`;
+      const itemConfig = getPayloadConfigFromPayload(config, item, key);
+      const value =
+        !labelKey && typeof label === "string"
+          ? config[label as keyof typeof config]?.label || label
+          : itemConfig?.label;
+
+      if (labelFormatter) {
+        return (
+          <div className={cn("font-medium", labelClassName)}>
+            {labelFormatter(value, payload)}
+          </div>
+        );
+      }
+
+      if (!value) {
+        return null;
+      }
+
+      return <div className={cn("font-medium", labelClassName)}>{value}</div>;
+    }, [
+      label,
+      labelFormatter,
+      payload,
+      hideLabel,
+      labelClassName,
+      config,
+      labelKey,
+    ]);
+
+    if (!active || !payload?.length) {
+      return null;
+    }
+
+    const nestLabel = payload.length === 1 && indicator !== "dot";
+
+    return (
+      <div
+        ref={ref}
+        className={cn(
+          "grid min-w-[8rem] items-start gap-1.5 rounded-lg border border-border/50 bg-background px-2.5 py-1.5 text-xs shadow-xl",
+          className,
+        )}
+      >
+        {!nestLabel ? tooltipLabel : null}
+        <div className="grid gap-1.5">
+          {payload
+            .filter((item) => item.type !== "none")
+            .map((item, index) => {
+              const key = `${nameKey || item.name || item.dataKey || "value"}`;
+              const itemConfig = getPayloadConfigFromPayload(config, item, key);
+              const indicatorColor = color || item.payload.fill || item.color;
+
+              return (
+                <div
+                  key={item.dataKey}
+                  className={cn(
+                    "flex w-full flex-wrap items-stretch gap-2 [&>svg]:h-2.5 [&>svg]:w-2.5 [&>svg]:text-muted-foreground",
+                    indicator === "dot" && "items-center",
+                  )}
+                >
+                  {formatter && item?.value !== undefined && item.name ? (
+                    formatter(item.value, item.name, item, index, item.payload)
+                  ) : (
+                    <>
+                      {itemConfig?.icon ? (
+                        <itemConfig.icon />
+                      ) : (
+                        !hideIndicator && (
+                          <div
+                            className={cn(
+                              "shrink-0 rounded-[2px] border-[--color-border] bg-[--color-bg]",
+                              {
+                                "h-2.5 w-2.5": indicator === "dot",
+                                "w-1": indicator === "line",
+                                "w-0 border-[1.5px] border-dashed bg-transparent":
+                                  indicator === "dashed",
+                                "my-0.5": nestLabel && indicator === "dashed",
+                              },
+                            )}
+                            style={
+                              {
+                                "--color-bg": indicatorColor,
+                                "--color-border": indicatorColor,
+                              } as React.CSSProperties
+                            }
+                          />
+                        )
+                      )}
+                      <div
+                        className={cn(
+                          "flex flex-1 justify-between leading-none",
+                          nestLabel ? "items-end" : "items-center",
+                        )}
+                      >
+                        <div className="grid gap-1.5">
+                          {nestLabel ? tooltipLabel : null}
+                          <span className="text-muted-foreground">
+                            {itemConfig?.label || item.name}
+                          </span>
+                        </div>
+                        {item.value && (
+                          <span className="font-mono font-medium tabular-nums text-foreground">
+                            {item.value.toLocaleString()}
+                          </span>
+                        )}
+                      </div>
+                    </>
+                  )}
+                </div>
+              );
+            })}
+        </div>
+      </div>
+    );
+  },
+);
+ChartTooltipContent.displayName = "ChartTooltip";
+
+const ChartLegend = RechartsPrimitive.Legend;
+
+const ChartLegendContent = React.forwardRef<
+  HTMLDivElement,
+  React.ComponentProps<"div"> &
+    Pick<RechartsPrimitive.LegendProps, "payload" | "verticalAlign"> & {
+      hideIcon?: boolean;
+      nameKey?: string;
+    }
+>(
+  (
+    { className, hideIcon = false, payload, verticalAlign = "bottom", nameKey },
+    ref,
+  ) => {
+    const { config } = useChart();
+
+    if (!payload?.length) {
+      return null;
+    }
+
+    return (
+      <div
+        ref={ref}
+        className={cn(
+          "flex items-center justify-center gap-4",
+          verticalAlign === "top" ? "pb-3" : "pt-3",
+          className,
+        )}
+      >
+        {payload
+          .filter((item) => item.type !== "none")
+          .map((item) => {
+            const key = `${nameKey || item.dataKey || "value"}`;
+            const itemConfig = getPayloadConfigFromPayload(config, item, key);
+
+            return (
+              <div
+                key={item.value}
+                className={cn(
+                  "flex items-center gap-1.5 [&>svg]:h-3 [&>svg]:w-3 [&>svg]:text-muted-foreground",
+                )}
+              >
+                {itemConfig?.icon && !hideIcon ? (
+                  <itemConfig.icon />
+                ) : (
+                  <div
+                    className="h-2 w-2 shrink-0 rounded-[2px]"
+                    style={{
+                      backgroundColor: item.color,
+                    }}
+                  />
+                )}
+                {itemConfig?.label}
+              </div>
+            );
+          })}
+      </div>
+    );
+  },
+);
+ChartLegendContent.displayName = "ChartLegend";
+
+// Helper to extract item config from a payload.
+function getPayloadConfigFromPayload(
+  config: ChartConfig,
+  payload: unknown,
+  key: string,
+) {
+  if (typeof payload !== "object" || payload === null) {
+    return undefined;
+  }
+
+  const payloadPayload =
+    "payload" in payload &&
+    typeof payload.payload === "object" &&
+    payload.payload !== null
+      ? payload.payload
+      : undefined;
+
+  let configLabelKey: string = key;
+
+  if (
+    key in payload &&
+    typeof payload[key as keyof typeof payload] === "string"
+  ) {
+    configLabelKey = payload[key as keyof typeof payload] as string;
+  } else if (
+    payloadPayload &&
+    key in payloadPayload &&
+    typeof payloadPayload[key as keyof typeof payloadPayload] === "string"
+  ) {
+    configLabelKey = payloadPayload[
+      key as keyof typeof payloadPayload
+    ] as string;
+  }
+
+  return configLabelKey in config
+    ? config[configLabelKey]
+    : config[key as keyof typeof config];
+}
+
+export {
+  ChartContainer,
+  ChartLegend,
+  ChartLegendContent,
+  ChartStyle,
+  ChartTooltip,
+  ChartTooltipContent,
+};