diff --git a/src/main/include/models.h b/src/main/include/models.h
index 866488f..359bc36 100644
--- a/src/main/include/models.h
+++ b/src/main/include/models.h
@@ -2,21 +2,27 @@
 
 #include <sys/types.h>
 
+#include "util.h"
+
 struct klist_user {
-    u_int id;
+    ssize_t id;
     char *name;
-    u_int local_id;
-    u_int discord_id;
-    u_int google_id;
+    ssize_t local_id;
+    ssize_t discord_id;
+    ssize_t google_id;
 };
 typedef struct klist_user klist_user;
 
 klist_user *klist_user_init();
+klist_user *klist_user_get_by_id(klist *, u_int);
+klist_user *klist_user_get_by_local(klist *, char *);
+klist_user *klist_user_get_by_discord(klist *, char *);
+klist_user *klist_user_get_by_google(klist *, char *);
 void klist_user_deinit(klist_user *);
 
 
 struct klist_stage {
-    u_int id;
+    ssize_t id;
     char *name;
     char *desc;
 };
@@ -27,7 +33,7 @@ void klist_stage_deinit(klist_stage *);
 
 
 struct klist_list {
-    u_int id;
+    ssize_t id;
     char *name;
     char *desc;
 
@@ -39,7 +45,7 @@ void klist_list_deinit(klist_list *);
 
 
 struct klist_task {
-    u_int id;
+    ssize_t id;
     char *name;
     char *desc;
 
diff --git a/src/main/include/util.h b/src/main/include/util.h
index 735b277..38996e8 100644
--- a/src/main/include/util.h
+++ b/src/main/include/util.h
@@ -1,5 +1,6 @@
 #pragma once
 #include <sqlite3.h>
+#include <stdbool.h>
 #include <sys/types.h>
 
 /*
@@ -48,10 +49,12 @@ struct klist_list_context {
     enum klist_user_command cmd;
     char *name;
     char **stages;
+    size_t stages_len;
 };
 typedef struct klist_list_context klist_list_context;
 
 klist_list_context *klist_list_context_init(klist *list);
+klist_list_context *klist_list_context_get_by_id(klist_list_context *ctx, u_int id);
 void klist_list_context_deinit(klist_list_context *ctx);
 
 
@@ -86,6 +89,6 @@ void klist_sql_prepare(klist *, char *);
  * assuring things
  */
 
-void klist_assure_user(klist *, __uid_t, char *);
+bool klist_assure_user(klist *, __uid_t, char *);
 void klist_assure_list(klist *, char *);
 void klist_assure_task(klist *, char *);
\ No newline at end of file
diff --git a/src/main/main.c b/src/main/main.c
index 36b7679..ca9118c 100644
--- a/src/main/main.c
+++ b/src/main/main.c
@@ -22,6 +22,7 @@ int main(int argc, char **argv) {
             case USER:
                 switch (((klist_list_context *)ctx->cmd_ctx)->cmd) {
                 case USER_GET:
+
                 case USER_DELETE:
                 default: ;
                 }
diff --git a/src/main/models.c b/src/main/models.c
index e69de29..0bae1f7 100644
--- a/src/main/models.c
+++ b/src/main/models.c
@@ -0,0 +1,18 @@
+#include "models.h"
+
+#include <stdlib.h>
+
+klist_user *klist_user_init() {
+    klist_user *user = malloc(sizeof(klist_user));
+    user->id = -1;
+    user->name = NULL;
+    user->local_id = -1;
+    user->discord_id = -1;
+    user->google_id = -1;
+    return user;
+}
+klist_user *klist_user_get_by_id(klist *ctx, u_int id);
+void klist_user_deinit(klist_user *user) {
+    free(user->name);
+    free(user);
+}
diff --git a/src/main/util.c b/src/main/util.c
index 2ee7956..e11d695 100644
--- a/src/main/util.c
+++ b/src/main/util.c
@@ -27,16 +27,40 @@ void klist_deinit(klist *ctx) {
 
 klist_user_context *klist_user_context_init(klist *list) {
     klist_user_context *ctx = malloc(sizeof(klist_user_context));
-
+    ctx->cmd = -1;
     return ctx;
 }
-void klist_user_context_deinit(klist_user_context *ctx);
+void klist_user_context_deinit(klist_user_context *ctx) {
+    free(ctx);
+}
 
-klist_list_context *klist_list_context_init(klist *list);
-void klist_list_context_deinit(klist_list_context *ctx);
+klist_list_context *klist_list_context_init(klist *list) {
+    klist_list_context *ctx = malloc(sizeof(klist_list_context));
+    ctx->cmd = -1;
+    ctx->name = NULL;
+    ctx->stages = NULL;
+    ctx->stages_len = 0;
+    return ctx;
+}
+void klist_list_context_deinit(klist_list_context *ctx) {
+    int i = 0;
+    for (; i < ctx->stages_len; i++) free(ctx->stages[i]);
+    free(ctx->stages);
+    free(ctx);
+}
 
-klist_task_context *klist_task_context_init(klist *list);
-void klist_task_context_deinit(klist_task_context *ctx);
+klist_task_context *klist_task_context_init(klist *list) {
+    klist_task_context *ctx = malloc(sizeof(klist_task_context));
+    ctx->cmd = -1;
+    ctx->name = NULL;
+    ctx->stage = NULL;
+    return ctx;
+}
+void klist_task_context_deinit(klist_task_context *ctx) {
+    free(ctx->name);
+    free(ctx->stage);
+    free(ctx);
+}
 
 /*
  * sql preparations
@@ -47,8 +71,16 @@ void klist_sql_prepare(klist *ctx, char *db) {
     sqlite3_open(db ? db : ":memory:", &ctx->db);
 
     int i = 0;
-    for (i; i < _KLIST_SQL_COUNT; i++)
+    for (; i < _KLIST_SQL_COUNT; i++)
         if (sqlite3_prepare(ctx->db, klist_sql_get(i), 0, &ctx->stmts[i], NULL) != SQLITE_OK)
             fprintf(stderr, "sqlite3_prepare: %s\n", sqlite3_errmsg(ctx->db));
 
-}
\ No newline at end of file
+}
+
+/*
+ * assuring things
+ */
+
+bool klist_assure_user(klist *, __uid_t, char *);
+void klist_assure_list(klist *, char *);
+void klist_assure_task(klist *, char *);
\ No newline at end of file