From a548abb5a6a83c9318e9db3cf71170a7610e2758 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Thu, 4 Jan 2018 01:01:35 +0100
Subject: Use packages list to find packages

---
 src/GlobalLib.cpp | 47 ++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 42 insertions(+), 5 deletions(-)

(limited to 'src/GlobalLib.cpp')

diff --git a/src/GlobalLib.cpp b/src/GlobalLib.cpp
index d3131a1..0256685 100644
--- a/src/GlobalLib.cpp
+++ b/src/GlobalLib.cpp
@@ -64,6 +64,43 @@ namespace sibs
     {
         return _tinydir_strncmp(path, subPathOf.c_str(), subPathOf.size()) == 0;
     }
+    
+    Result<bool> GlobalLib::getLibs(const std::vector<Dependency> &libs, const SibsConfig &parentConfig, const FileString &globalLibRootDir, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback)
+    {
+        for(const Dependency &globalLibDependency : libs)
+        {
+            printf("Dependency %s is missing from pkg-config, trying global lib\n", globalLibDependency.name.c_str());
+            Result<bool> globalLibLinkerFlagsResult = GlobalLib::getLibsLinkerFlags(parentConfig, globalLibRootDir, globalLibDependency.name, globalLibDependency.version, staticLinkerFlagCallbackFunc, dynamicLinkerFlagCallbackFunc, globalIncludeDirCallback);
+            if(globalLibLinkerFlagsResult.isErr())
+            {
+                if(globalLibLinkerFlagsResult.getErrorCode() == GlobalLib::DependencyError::DEPENDENCY_NOT_FOUND || globalLibLinkerFlagsResult.getErrorCode() == GlobalLib::DependencyError::DEPENDENCY_VERSION_NO_MATCH)
+                {
+                    printf("Dependency not found in global lib, trying to download from github\n");
+                    // TODO: Download several dependencies at the same time by adding them to a list
+                    // and then iterate them and download them all using several threads.
+                    // All dependecies should be downloaded at the same time, this includes dependencies of dependencies.
+                    // If a dependency is missing, fail build BEFORE downloading dependencies and before compiling anything.
+                    // You do not want to possibly wait several minutes only for build to fail when there is no compilation error.
+
+                    // TODO: If return error is invalid url, then the message should be converted to
+                    // invalid package name/version. A check should be done if it is the name or version
+                    // that is invalid.
+                    Result<bool> downloadDependencyResult = GlobalLib::downloadDependency(globalLibDependency);
+                    if(downloadDependencyResult.isErr())
+                        return downloadDependencyResult;
+
+                    globalLibLinkerFlagsResult = GlobalLib::getLibsLinkerFlags(parentConfig, globalLibRootDir, globalLibDependency.name, globalLibDependency.version, staticLinkerFlagCallbackFunc, dynamicLinkerFlagCallbackFunc, globalIncludeDirCallback);
+                    if(globalLibLinkerFlagsResult.isErr())
+                        return Result<bool>::Err(globalLibLinkerFlagsResult);
+                }
+                else
+                {
+                    return Result<bool>::Err(globalLibLinkerFlagsResult);
+                }
+            }
+        }
+        return Result<bool>::Ok(true);
+    }
 
     Result<bool> GlobalLib::getLibsLinkerFlags(const SibsConfig &parentConfig, const FileString &globalLibRootDir, const std::string &name, const std::string &version, LinkerFlagCallbackFunc staticLinkerFlagCallbackFunc, LinkerFlagCallbackFunc dynamicLinkerFlagCallbackFunc, GlobalIncludeDirCallbackFunc globalIncludeDirCallback)
     {
@@ -281,11 +318,11 @@ namespace sibs
 
     Result<bool> GlobalLib::downloadDependency(const Dependency &dependency)
     {
-        string url = "https://github.com/DEC05EBA/";
-        url += dependency.name;
-        url += "/archive/";
-        url += dependency.version;
-        url += ".tar.gz";
+        Result<string> packageUrlResult = Package::getPackageUrl(dependency.name.c_str(), dependency.version.c_str());
+        if(!packageUrlResult)
+            return Result<bool>::Err(packageUrlResult);
+        
+        const string &url = packageUrlResult.unwrap();
 
         Result<FileString> libPathResult = getHomeDir();
         if (!libPathResult)
-- 
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