icydb-cli 0.212.2

Developer CLI tools for IcyDB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163

//! Module: schema-check field comparison.
//! Responsibility: classify generated-vs-accepted field drift and mismatches.
//! Does not own: entity identity checks, index comparison, or recommendation text.
//! Boundary: returns aggregate field facts and detail rows to schema-check analysis.

use std::collections::BTreeMap;

use icydb::db::{EntityFieldDescription, EntitySchemaDescription};

use crate::observability::{
    render::yes_no,
    schema_check::analysis::{DDL_ORIGIN, schema_check_detail_row},
};

pub(super) struct SchemaCheckFieldAnalysis {
    pub(super) accepted_only: usize,
    pub(super) accepted_only_generated: usize,
    pub(super) generated_only: usize,
    pub(super) default_mismatches: usize,
    pub(super) nullability_mismatches: usize,
    pub(super) mismatches: usize,
    pub(super) drift_rows: Vec<[String; 4]>,
    pub(super) mismatch_rows: Vec<[String; 4]>,
}

pub(super) fn analyze_entity_schema_fields(
    generated: &EntitySchemaDescription,
    accepted: &EntitySchemaDescription,
    entity_name: &str,
) -> SchemaCheckFieldAnalysis {
    let generated_fields = generated
        .fields()
        .iter()
        .map(|field| (field.name(), field))
        .collect::<BTreeMap<_, _>>();
    let accepted_fields = accepted
        .fields()
        .iter()
        .map(|field| (field.name(), field))
        .collect::<BTreeMap<_, _>>();
    let mut accepted_only = 0;
    let mut accepted_only_generated = 0;
    let mut generated_only = 0;
    let mut default_mismatches = 0;
    let mut nullability_mismatches = 0;
    let mut mismatches = 0;
    let mut drift_rows = Vec::new();
    let mut mismatch_rows = Vec::new();

    for (name, accepted_field) in &accepted_fields {
        match generated_fields.get(name) {
            Some(generated_field) if fields_match(generated_field, accepted_field) => {}
            Some(generated_field) => {
                mismatches += 1;
                if generated_field.nullable() != accepted_field.nullable() {
                    nullability_mismatches += 1;
                }
                if !field_defaults_match(generated_field, accepted_field) {
                    default_mismatches += 1;
                }
                mismatch_rows.push(schema_check_detail_row(
                    entity_name,
                    "field",
                    field_signature(generated_field).as_str(),
                    field_signature(accepted_field).as_str(),
                ));
            }
            None if accepted_field.origin() == DDL_ORIGIN => {
                accepted_only += 1;
                drift_rows.push(schema_check_detail_row(
                    entity_name,
                    "accepted-only field",
                    "-",
                    field_signature(accepted_field).as_str(),
                ));
            }
            None => {
                mismatches += 1;
                accepted_only_generated += 1;
                mismatch_rows.push(schema_check_detail_row(
                    entity_name,
                    "accepted-only generated field",
                    "-",
                    field_signature(accepted_field).as_str(),
                ));
            }
        }
    }
    for (name, generated_field) in &generated_fields {
        if !accepted_fields.contains_key(name) {
            mismatches += 1;
            generated_only += 1;
            mismatch_rows.push(schema_check_detail_row(
                entity_name,
                "generated-only field",
                field_signature(generated_field).as_str(),
                "-",
            ));
        }
    }

    SchemaCheckFieldAnalysis {
        accepted_only,
        accepted_only_generated,
        generated_only,
        default_mismatches,
        nullability_mismatches,
        mismatches,
        drift_rows,
        mismatch_rows,
    }
}

fn field_signature(field: &EntityFieldDescription) -> String {
    format!(
        "{}:{}:{}:{}:{}:{}:{}:{}:{}:{}:{}:{}:{}:{}:{}",
        field.name(),
        field
            .slot()
            .map_or_else(|| "-".to_string(), |slot| slot.to_string()),
        field.kind(),
        yes_no(field.nullable()),
        yes_no(field.primary_key()),
        yes_no(field.queryable()),
        field.origin(),
        field.insert_omission().unwrap_or("-"),
        field.insert_default().unwrap_or("-"),
        field
            .insert_default_bytes()
            .map_or_else(|| "-".to_string(), |bytes| bytes.to_string()),
        field.insert_default_hash().unwrap_or("-"),
        field
            .introduced_in_layout()
            .map_or_else(|| "-".to_string(), |layout| layout.to_string()),
        field.historical_fill().unwrap_or("-"),
        field
            .historical_fill_bytes()
            .map_or_else(|| "-".to_string(), |bytes| bytes.to_string()),
        field.historical_fill_hash().unwrap_or("-"),
    )
}

fn fields_match(generated: &EntityFieldDescription, accepted: &EntityFieldDescription) -> bool {
    generated.name() == accepted.name()
        && generated.slot() == accepted.slot()
        && generated.kind() == accepted.kind()
        && generated.nullable() == accepted.nullable()
        && generated.primary_key() == accepted.primary_key()
        && generated.queryable() == accepted.queryable()
        && generated.origin() == accepted.origin()
        && generated.insert_omission() == accepted.insert_omission()
        && field_defaults_match(generated, accepted)
}

fn field_defaults_match(
    generated: &EntityFieldDescription,
    accepted: &EntityFieldDescription,
) -> bool {
    match generated.insert_default_hash() {
        Some(generated_hash) => accepted.insert_default_hash() == Some(generated_hash),
        None => generated.insert_default() == accepted.insert_default(),
    }
}