package main

import "path/filepath"

func init() {
	register(Check{
		Seq:   200,
		ID:    "20",
		Title: "Tailwind v4 configuration (PostCSS, CSS directives, @config)",
		Run: func(ctx *ScanContext, rep *Reporter) {
			if len(ctx.frontendTargets) > 0 {
				var twViolations []tailwindViolation
				for _, target := range ctx.frontendTargets {
					if target.pluginRules {
						continue // Plugin frontends don't have their own PostCSS/Tailwind setup
					}
					for _, v := range checkTailwindV4(target.dir) {
						v.file = filepath.Clean(prefixDisplayPath(target.label, v.file))
						twViolations = append(twViolations, v)
					}
				}
				if len(twViolations) > 0 {
					rep.Fail("%d Tailwind v4 configuration issue(s)", len(twViolations))
					for _, v := range twViolations {
						if v.line > 0 {
							rep.Findingf("%s:%d [%s] %s", v.file, v.line, v.rule, v.snippet)
						} else {
							rep.Findingf("%s [%s] %s", v.file, v.rule, v.snippet)
						}
					}
				} else {
					rep.OK("Tailwind v4 configuration is correct")
				}
			} else {
				rep.Skip("no frontend sources found")
			}
		},
	})
}