package main

func init() {
	register(Check{
		Seq:   130,
		ID:    "13",
		Title: "RPC query/mutation error handling",
		Run: func(ctx *ScanContext, rep *Reporter) {
			if len(ctx.frontendTargets) > 0 {
				var rpcViolations []rpcErrorViolation
				var rpcWarnings []rpcErrorViolation
				for _, target := range ctx.frontendTargets {
					pv, pw := checkRPCErrors(target.dir)
					for _, v := range pv {
						v.file = prefixDisplayPath(target.label, v.file)
						rpcViolations = append(rpcViolations, v)
					}
					for _, w := range pw {
						w.file = prefixDisplayPath(target.label, w.file)
						rpcWarnings = append(rpcWarnings, w)
					}
				}

				if len(rpcViolations) > 0 {
					rep.Fail("%d mutation(s) with no error handling", len(rpcViolations))
					for _, v := range rpcViolations {
						rep.Findingf("%s:%d [%s] %s", v.file, v.line, v.rule, v.snippet)
					}
					if len(rpcWarnings) > 0 {
						rep.Findingf("%d useQuery call(s) without error destructuring (global handler covers these)", len(rpcWarnings))
					}
				} else if len(rpcWarnings) > 0 {
					rep.OK("All mutations have error handling (%d queries rely on global error handler)", len(rpcWarnings))
				} else {
					rep.OK("All mutations have error handling")
				}
			} else {
				rep.Skip("no frontend sources found")
			}
		},
	})
}