wv

1 files changed, 123 insertions, 0 deletions

diff --git a/scripts/wv/wv.cpp b/scripts/wv/wv.cpp
new file mode 100644
index 0000000..f70afe5
--- /dev/null
+++ b/scripts/wv/wv.cpp
@@ -0,0 +1,123 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdnoreturn.h>
+
+struct common_state {};
+
+enum class editmode {
+    readonly,
+    edit,
+};
+
+
+common_state* common_state_new(void);
+void ideas(void) 
+{
+    struct common_state *common = common_state_new();
+    system(common_state_get_wv_ideas(common));
+}
+void stats(void)     
+{
+}
+void ls(long n)      {}
+void ls_html(void)
+{
+    common_state *common = common_state_new();
+    // TODO: implement, by using dirent and iterating over the dir. 
+    // Return the HTML, organised by date (reading the first line of each file)
+    // and with the word count. This is a trivially parallelizable problem.
+}
+void per_day(void)   {}
+void per_month(void) {}
+void readedit(enum editmode em, long n) {}
+    
+
+noreturn void usage(void) 
+{
+    printf("wv\n");
+    printf("Flags:\n");
+    printf("Commands:\n");
+    printf("    If no command passed, open the next wv entry for writing.\n");
+    printf("    help      Display this help message.\n");
+    printf("    ideas     Edit the `ideas` file.\n");
+    printf("    stats     Display entries, wordcount and average wordcount.\n");
+    printf("    ls (N)    Display the (N most recent) entries.\n");
+    printf("    ls-html   Display the entries as HTML.\n");
+    printf("    per-day   The amount of entries written per day.\n");
+    printf("    per-month The amount of entries written per month.\n");
+    printf("    read ENT  Read an entry without being able to edit it.\n");
+    printf("    ENT       Edit the entry number.\n");
+    exit(0);
+}
+
+int main(int argc, char **argv)
+{
+    if (argc < 1)
+    {
+	fprintf(stderr, "too few arguments\n");
+	exit(-1);
+    }
+
+    const char *cmd = argv[1];
+    if (!strcmp(cmd, "help")) 
+	usage();
+    else if (!strcmp(cmd, "ideas")) 
+	ideas();
+    else if (!strcmp(cmd, "stats"))
+	stats();
+    else if (!strcmp(cmd, "ls"))
+    {
+	if (argc == 2)
+	{
+	    ls(LONG_MAX);
+	}
+	else
+	{
+	    long n = strtol(cmd[2], NULL, 10);
+	    if (n <= 0) 
+	    {
+		fprintf(stderr, "Must provide a positive integer to ls, provided %s\n", cmd[2]);
+		exit(-1);
+	    }
+	    ls(n);
+	}
+    }
+    else if (!strcmp(cmd, "ls-html"))
+	ls_html();
+    else if (!strcmp(cmd, "per-day"))
+	per_day();
+    else if (!strcmp(cmd, "per-month"))
+	per_month();
+    else
+    {
+	const char *ent;
+	enum editmode em;
+
+	if (!strcmp(cmd, "read") || !strcmp(cmd, "edit"))
+	{
+	    if (argc == 2)
+	    {
+		fprintf(stderr, "%s command must have entry number\n", cmd);
+		exit(-1);
+	    }
+
+	    em = !strcmp(cmd, "read") ? editmode::readonly : editmode::edit;
+	    ent = argv[2];
+	} 
+	else 
+	{
+	    em = em_edit; 
+	    ent = argv[1];
+	}
+
+	long n = strtol(ent, NULL, 10);
+	if (n < 0)
+	{
+	    fprintf(stderr, "Entry must be a positive number, instead received %s\n", ent);
+	    exit(-1);
+	}
+
+	readedit(em, n);
+    }
+}