From 6b24d631ee427366455099a8965083178566ae5e Mon Sep 17 00:00:00 2001
From: Nulo <git@nulo.in>
Date: Wed, 3 Nov 2021 08:40:28 -0300
Subject: [PATCH] Initial commit

---
 .gitignore   |  2 ++
 README.md    |  1 +
 build.zig    | 33 +++++++++++++++++++
 src/main.zig | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 129 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 README.md
 create mode 100644 build.zig
 create mode 100644 src/main.zig

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c26d4af
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+zig-out
+zig-cache
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..1a8f314
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# [txt2txt](https://nulo.in/txt2txt.html)
diff --git a/build.zig b/build.zig
new file mode 100644
index 0000000..c4c0ee8
--- /dev/null
+++ b/build.zig
@@ -0,0 +1,33 @@
+const std = @import("std");
+
+pub fn build(b: *std.build.Builder) void {
+    // Standard target options allows the person running `zig build` to choose
+    // what target to build for. Here we do not override the defaults, which
+    // means any target is allowed, and the default is native. Other options
+    // for restricting supported target set are available.
+    const target = b.standardTargetOptions(.{});
+
+    // Standard release options allow the person running `zig build` to select
+    // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
+    const mode = b.standardReleaseOptions();
+
+    const exe = b.addExecutable("tzt2tzt", "src/main.zig");
+    exe.setTarget(target);
+    exe.setBuildMode(mode);
+    exe.install();
+
+    const run_cmd = exe.run();
+    run_cmd.step.dependOn(b.getInstallStep());
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+
+    const exe_tests = b.addTest("src/main.zig");
+    exe_tests.setBuildMode(mode);
+
+    const test_step = b.step("test", "Run unit tests");
+    test_step.dependOn(&exe_tests.step);
+}
diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..a9069a8
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,93 @@
+const std = @import("std");
+const diccionario = [_][]const u8{
+    "e_/¯¯-____",
+    "a___/_//",
+    "r__//¯_/",
+    "d/¯_/¯__",
+    "l/_/ _//",
+    "u___///¯",
+    "v/¯/¯-__",
+    "x/¯¯--_/",
+    "n¯//_-/",
+    "i_/-/¯¯",
+    "c¯¯/__-",
+    "t-/__/¯",
+    "z//_/__",
+    "o__-//",
+    "s-//-_",
+    "p///_-",
+    "b__//¯",
+    "q--_//",
+    "h/¯-¯/",
+    "f_¯/__",
+    "g/ /_",
+    "y_//",
+    "ñ//-",
+    "k--/",
+    "m/_",
+    "w-",
+    "j/",
+};
+
+pub fn txt2castellano(
+    allocator: *std.mem.Allocator,
+    stdin: std.fs.File.Reader,
+    stdout: std.fs.File,
+) !void {
+    const input = try stdin.readAllAlloc(allocator, 1024 * 1024);
+    defer allocator.free(input);
+
+    var ventana: []u8 = input[0..];
+    ventanaLoop: while (ventana.len != 0) {
+        for (diccionario) |letra| {
+            if (std.mem.startsWith(u8, ventana, letra[1..])) {
+                try stdout.writeAll(letra[0..1]);
+                ventana = ventana[letra[1..].len..];
+                continue :ventanaLoop;
+            }
+        }
+        try stdout.writeAll(ventana[0..1]);
+        ventana = ventana[1..];
+    }
+}
+
+pub fn castellano2txt(stdin: std.fs.File.Reader, stdout: std.fs.File) !void {
+    stdin: while (stdin.readByte() catch null) |byte| {
+        for (diccionario) |letra| {
+            if (letra[0] == byte) {
+                try stdout.writeAll(letra[1..]);
+                continue :stdin;
+            }
+        }
+        try stdout.writeAll(&[_]u8{byte});
+    }
+}
+
+pub fn main() !void {
+    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
+    const allocator = &gpa.allocator;
+    defer _ = gpa.deinit();
+
+    const stdin = std.io.getStdIn().reader();
+    const stdout = std.io.getStdOut();
+    const stderr = std.io.getStdErr();
+
+    var args = std.process.args();
+    if (!args.skip()) unreachable;
+    if (args.next(allocator)) |arg_union| {
+        const arg = try arg_union;
+        if (std.mem.eql(u8, arg, "castellano")) {
+            try castellano2txt(stdin, stdout);
+            return;
+        } else if (std.mem.eql(u8, arg, "txt")) {
+            try txt2castellano(allocator, stdin, stdout);
+            return;
+        }
+    }
+
+    try stderr.writeAll(
+        \\tzt2tzt {castellano|txt} < {archivo de texto}
+        \\Castellano si tenés castellano y querés traducir a txt, y viceversa
+        \\
+    );
+}