From 7c54302cb0bdc99993e8d718366cd3f81ab4bbe9 Mon Sep 17 00:00:00 2001
From: Patrick Lipka <patrick.lipka@emea.nec.com>
Date: Fri, 10 Dec 2021 13:22:46 +0100
Subject: [PATCH] Added parser, ls and start commands and search routines
 needed for them, ProjectList now has constructor setting month and
 num_projects

---
 src/project.cpp | 52 +++++++++++++++++++++++++++++++++++++
 src/project.h   |  7 +++++
 src/tt.cpp      | 11 ++++----
 src/ui.cpp      | 69 ++++++++++++++++++++++++++++++++++++++++++++++++-
 src/ui.h        |  8 ++++++
 5 files changed, 141 insertions(+), 6 deletions(-)

diff --git a/src/project.cpp b/src/project.cpp
index 7341882..4f0f486 100644
--- a/src/project.cpp
+++ b/src/project.cpp
@@ -27,6 +27,36 @@ void Project::set_active_task(int id){
     active_task = &tasks[id];
 }
 
+Task* Project::find_task_by_name(std::string task_name){
+    for (int i=0; i<num_tasks; i++){
+        if(tasks[i].name == task_name){
+            return &(tasks[i]);
+        }else{
+            std::cout << "Task " << task_name << " not found in project " << name << std::endl;;
+        }
+    }
+    return NULL;
+}
+
+int Project::find_task_id_by_name(std::string task_name){
+    for (int i=0; i<num_tasks; i++){
+        if(tasks[i].name == task_name){
+            return i;
+       }
+    }
+    std::cout << "Task " << task_name << " not found in project " << name << std::endl;
+    return -1;
+}
+
+
+
+// ProjectList definitions:
+
+ProjectList::ProjectList(std::string month){
+    ProjectList::month = month;
+    ProjectList::num_projects = 0;
+}
+
 void ProjectList::add_project(Project proj){
     projects.push_back(proj);
     set_active_project(num_projects);
@@ -120,3 +150,25 @@ void ProjectList::load(std::string file_name){
     delete [] active_task_arr;
     inf.close();
 }
+
+Project* ProjectList::find_project_by_name(std::string proj_name){
+    std::cout << proj_name <<std::endl;
+    for (int i=0; i<num_projects; i++){
+        if(projects[i].name == proj_name){
+            return &(projects[i]);
+        }else{
+            std::cout << "Project " << proj_name << " not found in projects list" << std::endl;
+        }
+    }
+    return NULL;
+}
+
+int ProjectList::find_project_id_by_name(std::string proj_name){
+    for (int i=0; i<num_projects; i++){
+        if(projects[i].name == proj_name){
+            return i;
+        }
+    }
+    std::cout << "Project " << proj_name << " not found in projects list" << std::endl;
+    return -1;
+}
diff --git a/src/project.h b/src/project.h
index 3fdd1c6..fe8bcb7 100644
--- a/src/project.h
+++ b/src/project.h
@@ -16,10 +16,14 @@ class Project{
         int active_task_id;
         Task *active_task;
         void set_active_task(int id);
+        Task *find_task_by_name(std::string task_name);
+        int find_task_id_by_name(std::string task_name);
 };
 
 class ProjectList{
     public:
+        ProjectList(std::string month);
+        std::string month;
         int num_projects;
         std::vector<Project> projects;
         void add_project(Project proj);
@@ -29,6 +33,9 @@ class ProjectList{
         void set_active_project(int id);
         void save(std::string file_name);
         void load(std::string file_name);
+        Project *find_project_by_name(std::string proj_name);
+        int find_project_id_by_name(std::string proj_name);
+
 };
 
 #endif
diff --git a/src/tt.cpp b/src/tt.cpp
index 4928ea8..8733b59 100644
--- a/src/tt.cpp
+++ b/src/tt.cpp
@@ -16,22 +16,23 @@ int main(){
     tracking = 0;
    
     // TEST: set up test list
-    ProjectList proj_list;
+    ProjectList proj_list("dec");
     Project proj("Test Project");
-    Task task1("Task 1"),task2("Task2"),task3("Task 3");
+    Task task1("Task 1"),task2("Task 2"),task3("Task 3");
     proj.add_task(task1);
     proj.add_task(task2);
     proj.add_task(task3);
     proj_list.add_project(proj);
-
+    
     init_autocomplete(&proj_list);
-
     // use GNU readline for auto completion and history when parsing command input
     while(1) {
+
         rl_attempted_completion_function = tt_name_completion;
         char *buffer = readline("tt> ");
         if (buffer){
-            printf("Entered: %s\n", buffer);
+            std::string str = buffer;
+            parse_input(str,&proj_list);
             add_history(buffer);
             free(buffer);
         }
diff --git a/src/ui.cpp b/src/ui.cpp
index 0aaf6bf..c3f78fa 100644
--- a/src/ui.cpp
+++ b/src/ui.cpp
@@ -5,7 +5,7 @@
 #include <readline/history.h>
 #include "ui.h"
 #include "project.h"
-
+#include "track.h"
 // Use GNU readline library for autocompletion and command history
 
 std::string command_names[num_commands]={
@@ -52,6 +52,13 @@ std::string space_to_underscore(std::string str){
     return str;
 }
 
+std::string underscore_to_space(std::string str){
+    for(size_t i = 0; i < str.length(); i++){
+        if(str[i] == '_') str[i] = ' ';
+    }
+    return str;
+}
+
 void init_autocomplete(ProjectList *proj_list){
     // add command names to auto complete list
     for (int i=0; i<num_commands; i++){
@@ -68,3 +75,63 @@ void init_autocomplete(ProjectList *proj_list){
         }
     }
 }
+
+void parse_input(std::string input, ProjectList *proj_list){
+    if(input.find("ls") != std::string::npos){
+        if (input.length()>2){
+            command_ls(input.substr(3),proj_list);
+        }else{
+            command_ls("",proj_list);
+        }
+    } else if(input.find("start") != std::string::npos){
+        if (input.length()>5){
+            command_start(input.substr(6),proj_list);
+        }else{
+            command_start("",proj_list);
+        }
+    }
+}
+
+
+void command_ls(std::string input, ProjectList *proj_list){
+    std::string str = input;
+    str.erase(std::remove(str.begin(), str.end(), ' '), str.end());
+
+    if (str.length() == 0){
+        // list projects
+        std::cout << "List of Projects:" << std::endl;
+        for (int i=0; i<proj_list->num_projects; i++){
+            std::cout << proj_list->projects[i].name << std::endl;
+        }
+    }else{
+        // list tasks for given project
+        Project *proj = proj_list->find_project_by_name(underscore_to_space(str));
+        std::cout << "List of Tasks for Project " << proj->name << ":" << std::endl;
+        for(int j=0; j<proj->num_tasks; j++){
+            std::cout << proj->tasks[j].name << std::endl;
+        }
+    }
+}
+
+void command_start(std::string input, ProjectList *proj_list){
+    std::string str = input;
+    str.erase(std::remove(str.begin(), str.end(), ' '), str.end());
+
+    if (str.length() == 0){
+        // start tracking for active task
+        track(proj_list->active_project);
+    }else{
+        // change active task and start tracking
+        int place_of_slash = str.find("/");
+        std::string proj_name = str.substr(0,place_of_slash);
+        std::string task_name = str.substr(place_of_slash+1);
+        Project *proj = proj_list->find_project_by_name(underscore_to_space(proj_name));
+        int id=proj->find_task_id_by_name(underscore_to_space(task_name));
+        if(id >= 0){
+            std::cout << "id=" << id << std::endl;
+            proj->set_active_task(id);
+            std::cout << "now active: "<< proj->active_task->name << std::endl;
+            track(proj);
+        }
+    }
+}
diff --git a/src/ui.h b/src/ui.h
index 34d52a9..0b497c1 100644
--- a/src/ui.h
+++ b/src/ui.h
@@ -12,4 +12,12 @@ char **tt_name_completion(const char* text, int start, int end);
 char *tt_name_generator(const char *text, int state);
 void init_autocomplete(ProjectList *proj_list);
 std::string space_to_underscore(std::string);
+std::string underscore_to_space(std::string);
+
+void parse_input(std::string input, ProjectList *proj_list);
+
+// command definitions
+void command_ls(std::string input, ProjectList *proj_list);
+void command_start(std::string input, ProjectList *proj_list);
+
 #endif