From dda20b14d927ed4aba765ddacf5f38e788427d95 Mon Sep 17 00:00:00 2001
From: "Benjamin J. Culkin" <bjculkin@mix.wvu.edu>
Date: Sat, 10 Aug 2019 19:25:34 -0300
Subject: Implement compilation for IndentDirective

---
 .../ioutils/format/directives/IndentDirective.java | 70 ++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/clformat/src/main/java/bjc/utils/ioutils/format/directives/IndentDirective.java b/clformat/src/main/java/bjc/utils/ioutils/format/directives/IndentDirective.java
index 9226761..0898cc1 100644
--- a/clformat/src/main/java/bjc/utils/ioutils/format/directives/IndentDirective.java
+++ b/clformat/src/main/java/bjc/utils/ioutils/format/directives/IndentDirective.java
@@ -13,6 +13,12 @@ import bjc.utils.ioutils.format.*;
 public class IndentDirective implements Directive {
 	@Override
 	public void format(FormatParameters dirParams) throws IOException {
+		Edict edt = compile(dirParams.toCompileCTX());
+
+		edt.format(dirParams.toFormatCTX());
+	}
+
+	public void formatF(FormatParameters dirParams) throws IOException {
 		Tape<Object> itemTape = dirParams.tParams;
 
 		CLModifiers mods = dirParams.getMods();
@@ -47,4 +53,68 @@ public class IndentDirective implements Directive {
 			dirParams.rw.setLevel(nIndents);
 		}
 	}
+
+	@Override
+	public Edict compile(CompileContext compCTX) {
+		CLParameters params = compCTX.decr.parameters;
+		CLModifiers mods = compCTX.decr.modifiers;
+
+		if (mods.dollarMod) {
+			return new IndentConfigureEdict();
+		}
+
+		CLValue indentCount = CLValue.nil();
+		if(params.length() >= 1) {
+			params.mapIndices("count");
+
+			indentCount = params.resolveKey("count");
+		}
+
+		return new IndentEdict(indentCount, mods.colonMod);
+	}
+}
+
+class IndentEdict implements Edict {
+	private CLValue numIndentsVal;
+
+	private boolean isRelative;
+
+	public IndentEdict(CLValue numIndents, boolean isRelative) {
+		this.numIndentsVal = numIndents;
+
+		this.isRelative = isRelative;
+	}
+
+	@Override
+	public void format(FormatContext formCTX) {
+		int numIndents = numIndentsVal.asInt(formCTX.items, "indent count", "I", 1);
+
+		boolean dedent = false;
+		if (numIndents < 0) {
+			numIndents = -numIndents;
+
+			dedent = true;
+		}
+
+		if (isRelative) {
+			if (dedent) {
+				formCTX.writer.dedent(numIndents);
+			} else {
+				formCTX.writer.indent(numIndents);
+			}
+		} else {
+			if (dedent) {
+				throw new IllegalArgumentException("Cannot have negative indent level");
+			}
+
+			formCTX.writer.setLevel(numIndents);
+		}
+	}
+}
+
+class IndentConfigureEdict implements Edict {
+	@Override
+	public void format(FormatContext formCTX) {
+
+	}
 }
-- 
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