package main

import (
	"bytes"
	"context"

	"git.dev.alexdunmow.com/block/core/blocks"
)

// TechSpecBlockMeta defines metadata for the tech-spec table block.
var TechSpecBlockMeta = blocks.BlockMeta{
	Key:         "tech_spec",
	Title:       "Tech Spec Table",
	Description: "Specification table with right-aligned mono numerals and hairline rows.",
	Source:      "scifi-clean",
	Category:    blocks.CategoryContent,
}

// TechSpecRow is one label/value/unit triple.
type TechSpecRow struct {
	Label string
	Value string
	Unit  string
}

// TechSpecData drives the templ render.
type TechSpecData struct {
	Caption string
	Rows    []TechSpecRow
}

// TechSpecBlock renders the tech-spec block.
// Content shape: {"caption": "...", "rows": [{"label": "...", "value": "...", "unit": "..."}]}
func TechSpecBlock(ctx context.Context, content map[string]any) string {
	data := TechSpecData{
		Caption: getString(content, "caption"),
	}

	for _, raw := range getSlice(content, "rows") {
		data.Rows = append(data.Rows, TechSpecRow{
			Label: getString(raw, "label"),
			Value: getString(raw, "value"),
			Unit:  getString(raw, "unit"),
		})
	}

	var buf bytes.Buffer
	_ = techSpecComponent(data).Render(ctx, &buf)
	return buf.String()
}