From 77b43093c7b157e8ff0b68af4efd0eff226da35a Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sun, 2 May 2021 10:12:49 -0400
Subject: Added damage and heal commands

---
 src/dmtool.cc | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 61 insertions(+), 8 deletions(-)

(limited to 'src/dmtool.cc')

diff --git a/src/dmtool.cc b/src/dmtool.cc
index c644026..18af9e8 100644
--- a/src/dmtool.cc
+++ b/src/dmtool.cc
@@ -161,18 +161,12 @@ void cp(fs::path src, fs::path dest) {
 }
 
 void cp(std::vector<std::string> args) {
-    if(args.size() != 2) {
-        throw std::runtime_error("Subcommand 'cp' expected 2 arguments but got " + std::to_string(args.size()));
-    }
     // Operate by intantiating and saving
     // We do recursive!
     cp(getTruePath(args[0]), getTruePath(args[1]));
 }
 
 void mv(std::vector<std::string> args) {
-    if(args.size() != 2) {
-        throw std::runtime_error("Subcommand 'mv' expected 2 arguments but got " + std::to_string(args.size()));
-    }
     fs::rename(getTruePath(args[0]), getTruePath(args[1]));
 }
 
@@ -218,12 +212,70 @@ void roll(std::vector<std::string> args) {
     }
 }
 
-void damage(std::vector<std::string> args) {}
-void heal(std::vector<std::string> args) {}
+void damage(std::vector<std::string> args) {
+    fs::path p = getTruePath(args[0]);
+    std::shared_ptr<entry::Entry> e = instantiate(p);
+    std::shared_ptr<creature::Creature> c = std::dynamic_pointer_cast<creature::Creature>(e);
+    if(! c) {
+        throw std::runtime_error("Subcommand 'damage' expected a creature but was given an instance of " + e->getType());
+    }
+    int dmg = 0;
+    try {
+        dmg = std::stoi(args[1]);
+    } catch(std::exception& e) {
+        throw std::runtime_error("Subcommand 'damage' expected an integer but was given " + args[1]);
+    }
+    std::string dmgType = "force";
+    if(args.size() == 3) {
+        dmgType = args[2];
+    }
+    std::vector<std::string> qualifiers; // TODO
+    int initHP = c->getHP();
+    c->applyDamage(dmg, dmgType, qualifiers);
+    std::cout << "Applying " << dmg << " " << dmgType << " damage to " << c->getGivenName() << " the " << c->getCreatureName() << ". HP: " << initHP << " -> " << c->getHP() << "." << std::endl;
+    save(c, p);
+}
+
+void heal(std::vector<std::string> args) {
+    fs::path p = getTruePath(args[0]);
+    std::shared_ptr<entry::Entry> e = instantiate(p);
+    std::shared_ptr<creature::Creature> c = std::dynamic_pointer_cast<creature::Creature>(e);
+    if(! c) {
+        throw std::runtime_error("Subcommand 'heal' expected a creature but was given an instance of " + e->getType());
+    }
+    int amnt = 0;
+    try {
+        amnt = std::stoi(args[1]);
+    } catch(std::exception& e) {
+        throw std::runtime_error("Subcommand 'heal' expected an integer but was given " + args[1]);
+    }
+    int initHP = c->getHP();
+    c->applyHealing(amnt);
+    std::cout << "Healing " << c->getGivenName() << " the " << c->getCreatureName() << " by " << amnt << ". HP: " << initHP << " -> " << c->getHP() << "." << std::endl;
+    save(c, p);
+}
+
+
 void reset(std::vector<std::string> args) {}
 void set(std::vector<std::string> args) {}
 void add(std::vector<std::string> args) {}
 
+const std::map<std::string, std::vector<int>> nargs({
+        {"cp", {2}},
+        {"mv", {2}},
+        {"damage", {2, 3}},
+        {"heal", {2}}
+        });
+
+void checkArgs(std::string cmd, std::vector<std::string> args) {
+    if(nargs.contains(cmd)) {
+        auto& allowed = nargs.at(cmd);
+        if(std::find(allowed.begin(), allowed.end(), args.size()) == allowed.end()) {
+            throw std::runtime_error("Subcommand '" + cmd + "' expected " + utils::join(allowed, ", ") + " arguments but got " + std::to_string(args.size()));
+        }
+    }
+}
+
 int main(int argc, char *argv[]) {
     std::string exename = argv[0];
     std::vector<std::string> args(&argv[1], &argv[argc]);
@@ -241,6 +293,7 @@ int main(int argc, char *argv[]) {
     std::vector<std::string> argsOrig(args);
     args.erase(args.begin());
     try {
+        checkArgs(cmd, args);
         if(cmd == "ls") list(args);
         else if(cmd == "cp") cp(args);
         else if(cmd == "mkdir") mkdir(args);
-- 
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